B2 noun #1,800 پرکاربردترین 5 دقیقه مطالعه

valid

When we say something is valid, it means it's okay to use or it's correct.

For example, a ticket is valid if you can still use it. If it's old, it might not be valid anymore.

Or, if someone says something that makes sense and has good reasons, we can say their idea is valid.

It means it's good and acceptable.

When we say something is valid, it means it's acceptable and correct.

For example, a ticket for a train is valid if it's for the right date and time, and it hasn't expired.

In a discussion, if someone makes a good point that is based on facts and makes sense, we can say their argument is valid.

It means it's strong and reasonable, and you can trust it.

When we say something is valid, it means it's acceptable and correct, often because it follows certain rules or requirements. For example, a ticket is valid if it hasn't expired and can still be used.

In conversations or arguments, if someone makes a valid point, it means their idea is sensible, logical, and supported by facts or good reasons. It's an important word to understand for both practical situations and discussing ideas.

A B2 understanding of 'valid' primarily centers on its legal or official acceptability, implying adherence to set requirements or a lack of expiration. For instance, a ticket is valid if it hasn't expired and meets the entry conditions.

However, at a C1 level, the term extends more deeply into the realm of abstract reasoning and argumentation. Here, 'valid' describes an argument or a conclusion that is not only sound and reasonable but is fundamentally supported by robust, verifiable evidence and follows logical principles, making it intellectually defensible.

At the C2 level, the term 'valid' transcends its foundational meaning of legal or official acceptability, delving into more nuanced applications within advanced academic and professional discourse. While still encompassing the idea of meeting all prerequisites or not having expired, its most sophisticated usage pertains to the intellectual robustness of an argument, methodology, or conclusion. A valid argument, in this context, implies an impeccably structured line of reasoning where the conclusion logically and necessarily follows from the premises, underpinned by rigorous evidence and sound principles. It signifies an irrefutable coherence, demonstrating a comprehensive understanding and application of complex criteria, thereby affirming its intellectual legitimacy and soundness.

valid در ۳۰ ثانیه

  • legally acceptable
  • sound argument
  • meets requirements

§ Valid: How to Use it in a Sentence

Word Form
**Valid** is primarily an adjective. Its noun form is **validity**.

The word *valid* describes something that is acceptable, sound, or legally binding. It's a versatile adjective used in many contexts, from legal documents to logical arguments.

§ Common Uses and Collocations

*Valid* is frequently used to describe:

  • **Documents or permits:** passport, ticket, license, visa, contract, warranty
  • **Reasons or excuses:** a valid point, a valid argument, a valid reason
  • **Data or results:** valid data, valid results
  • **Opinions or criticisms:** a valid criticism, a valid opinion

§ Grammar and Prepositions

As an adjective, *valid* typically comes before the noun it modifies, or after a linking verb (like 'is', 'are', 'seem').

Valid + Noun
This is the most straightforward use.

Do you have a valid passport for international travel?

The professor presented several valid arguments to support her theory.

Subject + Linking Verb + Valid
Used to state that something *is* valid.

Her driving license is valid until next year.

I think your concern is perfectly valid.

§ Prepositions with 'Valid'

While *valid* doesn't always require a preposition, it can be followed by certain prepositions depending on the context.

  • **Valid for:** This is common when referring to a period of time or a specific purpose.

The coupon is valid for two weeks only.

This special offer is valid for new customers.

  • **Valid until/through:** Used when specifying an end date or duration.

Your membership is valid until the end of the year.

§ Negative Forms

The opposite of *valid* is **invalid** (meaning not acceptable, sound, or legally binding) or **not valid**.

The parking ticket was invalid because the meter had expired.

His claims are not valid without proper evidence.

Understanding how to properly use *valid* will enhance your ability to express certainty, legality, and logical soundness in your communication.

§ Similar words and when to use this one vs alternatives

The word "valid" is quite versatile, but its alternatives often carry slightly different nuances depending on the context. Understanding these distinctions will help you choose the most precise word for your meaning.

§ Legally or Officially Acceptable

Legitimate
This word emphasizes conformity to established rules, laws, or principles, often implying a sense of moral rightness in addition to legality. While something valid is acceptable, something legitimate is undeniably rightful.

The election results were legitimate, despite claims of fraud.

Authentic
"Authentic" focuses on genuineness and originality. A valid passport is genuine, but an authentic antique is truly what it claims to be, not a copy or a fake. While a valid document is officially accepted, an authentic item has a verifiable origin and history.

The museum confirmed the painting was an authentic Rembrandt.

Official
This word highlights approval by an authority. A valid document is often official, but an official statement simply means it comes from a recognized authority, not necessarily that it is correct or legal in all respects. "Official" describes the source, while "valid" describes the state of acceptability.

We are still waiting for the official announcement.

§ Sound, Reasonable, and Based on Solid Evidence

Sound
"Sound" is very close to "valid" in this context, often interchangeable. However, "sound" can sometimes imply a more comprehensive and robust quality, especially when referring to arguments or reasoning. A valid argument has correct logical structure, while a sound argument is valid and has true premises.

Her business plan was sound and well-researched.

Logical
This word emphasizes correct reasoning and adherence to principles of logic. A valid argument is necessarily logical, but "logical" can also describe a process or a conclusion that follows a reasonable sequence, even if not presented as a formal argument.

It was a logical conclusion based on the available data.

Credible
"Credible" focuses on believability and trustworthiness, especially when referring to sources of information or claims. A valid piece of evidence contributes to a credible argument. However, something can be credible without being formally valid in a legal or logical sense; it simply needs to be plausible and trustworthy.

The witness provided a credible account of the events.

Substantiated
This word means that something is supported by evidence. A valid claim is often substantiated. "Substantiated" implies that verification has taken place and supporting facts have been presented, which is a key component of what makes an argument or claim valid.

The allegations were substantiated by multiple sources.

Choosing between "valid" and its alternatives often comes down to the specific aspect you want to emphasize:

  • Use valid when the focus is on meeting requirements, official acceptability, or correct logical structure.
  • Use legitimate for questions of rightfulness, moral principles, or conformity to laws.
  • Use authentic for genuineness, originality, and verifiable origin.
  • Use official when the source is an authority.
  • Use sound for robust and comprehensive arguments or plans.
  • Use logical for correct reasoning and coherence.
  • Use credible when emphasizing believability and trustworthiness.
  • Use substantiated when highlighting the presence of supporting evidence.

By carefully considering these nuances, you can enhance the precision and impact of your language.

چقدر رسمی است؟

رسمی

"The counsel presented substantiated evidence to support their claim."

خنثی

"The document is valid for another six months."

غیر رسمی

"That's a legit excuse for being late, I guess."

Child friendly

"It's a fair point that everyone should get a turn."

عامیانه

"Her argument was totally on point."

گرامر لازم

Use the adjective form 'valid' to describe something that is acceptable or sound, and the noun form 'validity' to refer to the state of being valid.

The passport is valid for another six months. The validity of his argument was questioned.

When discussing the legal or official acceptability of something, 'valid' often appears with verbs like 'be', 'remain', 'make', or 'become'.

This ticket is not valid for travel after today. We need to make sure the contract remains valid.

In the context of logic or arguments, 'valid' is often used to describe conclusions or inferences that logically follow from their premises.

Given the premises, the conclusion is perfectly valid. Her reasoning was valid and well-supported.

The opposite of 'valid' is 'invalid'. This can refer to something that is not legally acceptable, has expired, or is not logically sound.

Your parking permit is invalid as it expired last week. The study's conclusions were deemed invalid due to flawed methodology.

When using 'valid' in a comparative sense, use 'more valid' or 'most valid'.

Of the two arguments, hers seems more valid. This is the most valid reason for our decision.

مثال‌ها بر اساس سطح

1

Is my train ticket valid?

Mi boleto de tren, ¿es válido?

Simple question asking about the validity of a ticket.

2

This coupon is valid for one week.

Este cupón es válido por una semana.

Shows a time limit for validity.

3

Your passport is valid.

Tu pasaporte es válido.

A simple statement about a document's validity.

4

The bus pass is still valid.

El pase de autobús todavía es válido.

Uses 'still' to indicate ongoing validity.

5

This key is not valid for this door.

Esta llave no es válida para esta puerta.

Indicates something is not acceptable for a specific purpose.

6

Is this a valid reason?

¿Es esta una razón válida?

Asks if a reason is acceptable or reasonable.

7

My parking ticket is valid until 3 PM.

Mi boleto de estacionamiento es válido hasta las 3 PM.

Specifies an expiration time for validity.

8

Your ID card is valid.

Tu tarjeta de identificación es válida.

Simple statement about an identification document's validity.

1

The contract is only valid if both parties sign it.

El contrato solo es válido si ambas partes lo firman.

Here, 'valid' describes the condition of the contract.

2

Your passport is still valid for another six months.

Tu pasaporte sigue siendo válido por otros seis meses.

'Valid' refers to the passport's expiration date.

3

She made a valid point during the discussion that changed my mind.

Ella hizo un punto válido durante la discusión que me hizo cambiar de opinión.

Here, 'valid' describes the quality of the point being made.

4

Is this ticket valid for travel on any train, or only certain ones?

¿Este boleto es válido para viajar en cualquier tren, o solo en algunos?

'Valid' asks about the ticket's applicability.

5

His reasons for being late were perfectly valid, so I couldn't be angry.

Sus razones para llegar tarde eran perfectamente válidas, así que no pude enfadarme.

'Valid' describes the legitimacy of his reasons.

6

The scientific community requires valid evidence to support new theories.

La comunidad científica requiere pruebas válidas para respaldar nuevas teorías.

'Valid' refers to the soundness and reliability of the evidence.

7

You need to ensure your membership card is valid before entering the gym.

Debes asegurarte de que tu tarjeta de membresía sea válida antes de entrar al gimnasio.

'Valid' refers to the active status of the membership card.

8

The lawyer argued that the evidence presented was not valid in court.

El abogado argumentó que las pruebas presentadas no eran válidas en el tribunal.

'Valid' describes the legal acceptability of the evidence.

1

The contract is only valid if both parties sign it.

契約は両当事者が署名した場合にのみ有効です。

Here, 'valid' describes the condition of the contract.

2

Her passport is still valid for another six months.

彼女のパスポートはあと6か月有効です。

In this case, 'valid' refers to the expiry date of the passport.

3

The court ruled that the will was not valid due to a technical error.

裁判所は、技術的な誤りのために遺言は無効であると判決を下しました。

'Not valid' indicates that the will did not meet legal requirements.

4

He presented a valid argument that convinced the committee.

彼は委員会を納得させる有効な議論を提示しました。

Here, 'valid' describes an argument that is sound and reasonable.

5

For a scientific experiment, it's crucial to have valid data.

科学実験では、有効なデータを持つことが重要です。

'Valid data' means data that is accurate and reliable.

6

The teacher accepted her valid excuse for being late.

先生は彼女の遅刻の正当な言い訳を受け入れました。

'Valid excuse' implies a reasonable and acceptable reason.

7

To ensure your claim is valid, you need to provide all supporting documents.

あなたの主張が有効であることを確認するために、すべての裏付け書類を提出する必要があります。

'Valid claim' refers to a claim that meets all necessary requirements.

8

The philosophical debate focused on whether the premise of his argument was valid.

哲学的な議論は、彼の議論の前提が有効であるかどうかという点に焦点を当てました。

In this context, 'valid' questions the logical soundness of the argument's foundation.

مترادف‌ها

متضادها

invalid void expired

اصطلاحات و عبارات

"valid point"

A reasonable and well-supported argument or statement.

That's a valid point you've raised; I hadn't considered it from that perspective.

neutral

"valid reason"

A justifiable or legitimate cause for something.

She had a valid reason for her absence, as she was feeling quite unwell.

neutral

"valid until"

Describes the period during which something remains in effect or acceptable.

Your passport is valid until June of next year, so you'll need to renew it before then.

neutral

"hold valid"

To remain true or acceptable.

Even after all these years, his theory still holds valid in the scientific community.

formal

"deem valid"

To consider or judge something to be acceptable or true.

The committee will deem valid only those applications that meet all the criteria.

formal

"a valid claim"

A justifiable or legitimate assertion of a right or entitlement.

The insurance company acknowledged that she had a valid claim for the damages.

neutral

"a valid argument"

A logical and well-reasoned set of statements intended to persuade.

Despite their disagreements, both sides presented valid arguments during the debate.

neutral

"for valid reasons"

Because of justifiable or legitimate causes.

The flight was delayed for valid reasons, including severe weather conditions.

neutral

"render valid"

To make something legally or officially acceptable.

The signature of a witness is required to render the will valid.

formal

"have valid grounds"

To have justifiable reasons or evidence for a particular belief or action.

The police believed they had valid grounds to search the suspect's property.

neutral

نحوه استفاده

Usage Notes:

The word "valid" can be used in several contexts, primarily to describe something as being legally or officially acceptable, or logically sound.

  • Legal/Official Context: When used in this context, "valid" often applies to documents, permits, tickets, or agreements. It means that these items meet all necessary requirements and are currently in force.
  • Logical/Argumentative Context: In discussions, debates, or academic settings, "valid" describes an argument, point, or piece of reasoning that is well-founded, reasonable, and supported by strong evidence or logical principles.
  • General Acceptability: More broadly, "valid" can describe a reason, excuse, or feeling that is understandable and justified.

Examples:

  • "Do you have a valid passport for international travel?" (Legal/Official)
  • "Her argument for increased funding was very valid, supported by compelling statistics." (Logical/Argumentative)
  • "I think that's a perfectly valid concern, and we should address it." (General Acceptability)

اشتباهات رایج

Common Mistakes:

  • Confusing with 'True': While a valid argument often leads to a true conclusion, "valid" in logic refers to the structure of the argument, not necessarily the truth of its premises. An argument can be logically valid even if its premises are false, as long as the conclusion follows necessarily from those premises. Conversely, an argument with true premises and a true conclusion might not be valid if the conclusion doesn't logically follow.
  • Overusing in informal speech: While acceptable, using "valid" in every situation where you mean "good" or "reasonable" can sometimes sound a bit formal or stiff. Consider alternatives like "fair," "reasonable," "understandable," or "justified" depending on the context.
  • Misplacing Adjective: Ensure "valid" modifies the correct noun. For example, instead of "a valid of reason," say "a valid reason."
  • Incorrect Negation: The opposite is usually "invalid," not "unvalid."

نکات

Contextual Clues

When you encounter 'valid' in a sentence, pay attention to the surrounding words. Is it about a document, an argument, or a reason?

Common Collocations

Learn common phrases like 'valid argument,' 'valid point,' 'valid passport,' or 'valid reason.' This helps you understand its typical uses.

Opposite Meaning (Antonyms)

Think of its opposite: invalid. Understanding what something is NOT helps define what it IS. An invalid passport means it's not acceptable.

Synonyms

Explore words with similar meanings. For legal/official contexts, consider legitimate, authentic, binding. For logic, think sound, reasonable, well-founded.

Sentence Construction

Practice using 'valid' in your own sentences. For example, 'Do you have a valid driver's license?' or 'That's a very valid concern.'

Part of Speech

Remember that 'valid' is an adjective, meaning it describes a noun. It tells us something about the quality or state of a person or thing.

Pronunciation Practice

Say the word aloud: VAL-id. Proper pronunciation helps with recall and confident usage in conversation.

Look for Nuance

Notice the subtle differences in meaning depending on the context. 'Valid' can imply legal acceptance or logical soundness, so pay attention to which meaning applies.

Avoid Overuse

While useful, don't overuse 'valid.' Vary your vocabulary with synonyms like acceptable, justifiable, or logical to make your language more sophisticated.

Etymology (Word Origin)

Understanding that 'valid' comes from Latin 'validus' (strong, powerful) can help reinforce its meaning of something being strong or sound.

حفظ کنید

روش یادسپاری

To remember 'valid,' think of a 'VALuable ID' that is accepted everywhere because it meets all requirements.

تداعی تصویری

Imagine a judge holding up a stamp that says 'VALID' on a stack of important documents, signifying they are legally acceptable and sound. Or, visualize a strong, sturdy bridge (representing a valid argument) that can hold a lot of weight because it's built on solid foundations.

شبکه واژگان

acceptable legitimate sound logical reasoned official effective binding

چالش

Describe a situation where a document might not be considered valid. Then, construct a short argument for why a certain solution to a problem is valid, using evidence to support your claim.

تمرین در زندگی واقعی

موقعیت‌های واقعی

When discussing official documents or agreements, especially concerning their legal standing or acceptance.

  • Is this passport still valid?
  • Ensure your visa is valid before you travel.
  • The contract was deemed valid by the court.

Referring to tickets, passes, or memberships that have a time limit or specific conditions for use.

  • Your train ticket is only valid for today's date.
  • This discount code is valid for online purchases only.
  • The membership card is valid until the end of the year.

In academic or logical discussions, when evaluating the strength and soundness of an argument, theory, or conclusion.

  • Her argument was perfectly valid, supported by strong evidence.
  • We need to ensure the research methods are valid.
  • That's a valid point, I hadn't considered it from that angle.

Describing reasons, excuses, or feelings that are considered reasonable, justifiable, or understandable.

  • You have a valid reason to be upset.
  • His concerns about the project are completely valid.
  • I think your feelings are very valid in this situation.

When discussing data, results, or findings that are reliable and accurately represent what they intend to measure.

  • The survey results provided valid insights into customer preferences.
  • We need to collect more valid data to draw a conclusion.
  • Is this scientific study considered valid in the community?

شروع‌کننده‌های مکالمه

"Have you ever had an experience where a document or ticket you thought was valid turned out not to be?"

"What do you consider to be a valid reason for missing an important appointment?"

"In what kind of situations is it most important to ensure something is legally valid?"

"How do you determine if someone's argument in a discussion is valid or not?"

"Can you think of a time when your feelings or opinions were validated by someone else?"

موضوعات نگارش

Reflect on a time when you had to prove the validity of something (e.g., an ID, a claim, an argument). What was the outcome?

Write about a situation where you encountered an invalid argument or piece of information. How did you react or respond?

Consider the concept of 'validity' in your personal relationships. How important is it for your feelings and perspectives to be validated by others?

Imagine you are a judge reviewing a legal case. What criteria would you use to determine if the evidence presented is 'valid'?

Describe a time when you felt your concerns were not considered valid by someone, and how that made you feel.

سوالات متداول

10 سوال

Not in the common sense of the word. While a person's identification or passport can be valid, meaning it hasn't expired, you wouldn't typically describe a person themselves as valid. You might say their argument is valid, though!

This is a great question! In logic, an argument can be valid even if its premises aren't true, as long as the conclusion logically follows from the premises.

For example:
Premise 1: All cats can fly.
Premise 2: My pet is a cat.
Conclusion: Therefore, my pet can fly.

This argument is valid because the conclusion logically follows, but it's not true because cats can't fly. Something is 'true' if it aligns with reality or facts.

Yes, absolutely! It's very common to say someone's feelings or emotions are valid. This means their feelings are understandable and reasonable given the situation, even if you don't fully agree with their perspective. For instance, 'It's valid to feel upset after what happened.'

Generally, yes, 'valid' carries a positive connotation. When something is valid, it means it's acceptable, sound, or recognized. The opposite, 'invalid,' is usually negative.

No, 'valid' is primarily an adjective. However, there's a related verb: 'validate.' To validate something means to confirm its authenticity or to make it legally or officially acceptable. For example, 'You need to validate your parking ticket.'

Some good synonyms for 'valid' depend on the context. If you're talking about something legally acceptable, you might use 'official,' 'legal,' or 'legitimate.' If you're talking about an argument, 'sound,' 'reasonable,' 'well-founded,' or 'logical' are good choices.

In technology, you often hear about 'valid data' or 'valid input.' For example, 'Please ensure you enter a valid email address' means that the email address must be in the correct format and meet the system's requirements.

Yes, an opinion can certainly be valid! If an opinion is well-reasoned, supported by evidence, or understandable from a particular viewpoint, it can be considered valid, even if others disagree with it.

If a contract is not valid, it means it is not legally binding or enforceable. This could be because it doesn't meet all the necessary legal requirements, such as having signatures from all parties, or if it was entered into under duress.

In academic writing, 'valid' is frequently used to describe research, arguments, or conclusions. For example, 'The study's results were considered valid because of the rigorous methodology used.' It signifies that something is well-supported and methodologically sound.

خودت رو بسنج 138 سوال

fill blank A1

My passport is still ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

Valid means it has not expired and can be used.

fill blank A1

This ticket is ___ for one day.

درسته! نه دقیقاً. پاسخ صحیح: valid

Valid means it is officially acceptable for one day.

fill blank A1

Is your student ID card still ___?

درسته! نه دقیقاً. پاسخ صحیح: valid

Valid means it is current and can be used.

fill blank A1

You need a ___ reason to miss school.

درسته! نه دقیقاً. پاسخ صحیح: valid

Valid means a good and acceptable reason.

fill blank A1

This offer is ___ until Friday.

درسته! نه دقیقاً. پاسخ صحیح: valid

Valid means the offer is available until Friday.

fill blank A1

Do you have a ___ driver's license?

درسته! نه دقیقاً. پاسخ صحیح: valid

Valid means your license is current and legally acceptable.

writing A1

Write a sentence using the word 'valid' to say that a ticket is good to use.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

My ticket is valid for the show.

درسته! نه دقیقاً. پاسخ صحیح:
writing A1

Imagine you have a bus pass. Write a simple sentence saying your pass is still good to use because it has not expired.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

My bus pass is valid. It does not expire.

درسته! نه دقیقاً. پاسخ صحیح:
writing A1

You want to enter a building, but you need an ID. Write a sentence saying that your ID is 'valid' to get in.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

My ID is valid to enter the building.

درسته! نه دقیقاً. پاسخ صحیح:
reading A1

Is the passport valid for travel?

این متن را بخوانید:

My passport is new. It is good for many years. It is valid to travel to many countries.

Is the passport valid for travel?

درسته! نه دقیقاً. پاسخ صحیح: Yes

The passage says 'It is valid to travel to many countries,' so the passport is good for travel.

درسته! نه دقیقاً. پاسخ صحیح: Yes

The passage says 'It is valid to travel to many countries,' so the passport is good for travel.

reading A1

Can I use this coupon now?

این متن را بخوانید:

This coupon is old. It expired last week. It is not valid anymore.

Can I use this coupon now?

درسته! نه دقیقاً. پاسخ صحیح: No

The passage says 'It is not valid anymore' because 'It expired last week,' so you cannot use it now.

درسته! نه دقیقاً. پاسخ صحیح: No

The passage says 'It is not valid anymore' because 'It expired last week,' so you cannot use it now.

reading A1

What can I do with a valid library card?

این متن را بخوانید:

My library card is valid. I can borrow books. I like to read books from the library.

What can I do with a valid library card?

درسته! نه دقیقاً. پاسخ صحیح: Borrow books

The passage states, 'My library card is valid. I can borrow books.' This means you can borrow books with a valid card.

درسته! نه دقیقاً. پاسخ صحیح: Borrow books

The passage states, 'My library card is valid. I can borrow books.' This means you can borrow books with a valid card.

sentence order A1

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Is this ticket valid?

This question asks if the ticket is acceptable.

sentence order A1

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: My passport is valid for one year.

This sentence means the passport can be used for one year.

sentence order A1

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: You need a valid ID.

This means you need an ID that is acceptable.

fill blank A2

My train ticket is still ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

A valid ticket means it can still be used.

fill blank A2

You need a ___ passport to travel.

درسته! نه دقیقاً. پاسخ صحیح: valid

A valid passport means it is not expired and can be used for travel.

fill blank A2

Is your student ID card still ___?

درسته! نه دقیقاً. پاسخ صحیح: valid

If your student ID card is valid, you can still use it.

fill blank A2

The library card is ___ for one year.

درسته! نه دقیقاً. پاسخ صحیح: valid

The card is valid, meaning it can be used, for one year.

fill blank A2

This coupon is no longer ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

If a coupon is no longer valid, you cannot use it anymore.

fill blank A2

Please check if your visa is still ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

You need to check if your visa is still valid to ensure you can travel.

listening A2

Think about documents for traveling.

درسته! نه دقیقاً. پاسخ صحیح: Is your passport still valid for travel?
درسته! نه دقیقاً. پاسخ صحیح:
listening A2

Consider if her excuse was good or bad.

درسته! نه دقیقاً. پاسخ صحیح: Her reason for being late was not very valid.
درسته! نه دقیقاً. پاسخ صحیح:
listening A2

What do you need to show to get in?

درسته! نه دقیقاً. پاسخ صحیح: You need a valid ticket to enter the museum.
درسته! نه دقیقاً. پاسخ صحیح:
speaking A2

این را بلند بخوانید:

My bus ticket is valid until midnight.

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
speaking A2

این را بلند بخوانید:

Do you have a valid reason for missing class?

تمرکز: reason

درسته! نه دقیقاً. پاسخ صحیح:
speaking A2

این را بلند بخوانید:

This coupon is no longer valid.

تمرکز: coupon

درسته! نه دقیقاً. پاسخ صحیح:
sentence order A2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Your ticket is valid for one day.

This sentence means the ticket can be used for one day.

sentence order A2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Is this reason valid?

This asks if the reason is good or acceptable.

sentence order A2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: The passport is still valid.

This means the passport can still be used.

fill blank B1

The ticket is only ___ for one week from the date of purchase.

درسته! نه دقیقاً. پاسخ صحیح: valid

Something that is 'valid' is legally or officially acceptable and has not expired. In this case, the ticket is acceptable for one week.

fill blank B1

You need a ___ passport to travel to another country.

درسته! نه دقیقاً. پاسخ صحیح: valid

A 'valid' passport is one that is officially acceptable and meets all requirements for travel, meaning it's not expired or otherwise unsuitable.

fill blank B1

Her argument was ___ because she had many facts to support it.

درسته! نه دقیقاً. پاسخ صحیح: valid

In discussions, a 'valid' argument is sound, reasonable, and based on solid evidence, which is why having many facts supports it.

fill blank B1

Please make sure your ID card is ___ before you enter the building.

درسته! نه دقیقاً. پاسخ صحیح: valid

An ID card must be 'valid' to be officially accepted for entry, meaning it's not expired or false.

fill blank B1

The parking permit is ___ until the end of the month.

درسته! نه دقیقاً. پاسخ صحیح: valid

A 'valid' parking permit is one that is currently acceptable and has not yet expired, allowing parking until the specified date.

fill blank B1

The warranty on the television is ___ for two years.

درسته! نه دقیقاً. پاسخ صحیح: valid

A 'valid' warranty is officially acceptable and active for a certain period, meaning it provides coverage for two years.

multiple choice B1

Choose the sentence where 'valid' is used correctly.

درسته! نه دقیقاً. پاسخ صحیح: Her passport was valid for another six months, so she could travel.

In this sentence, 'valid' means legally acceptable and not expired, which fits the context of a passport.

multiple choice B1

Which option best describes a 'valid' reason?

درسته! نه دقیقاً. پاسخ صحیح: A reason that is sound, reasonable, and based on facts.

When we talk about a 'valid' reason or argument, it means it's well-supported and logical, not just easy to understand or entertaining.

multiple choice B1

The concert ticket was not ___ because the date had passed.

درسته! نه دقیقاً. پاسخ صحیح: valid

If the date has passed, the ticket is no longer legally acceptable or usable, meaning it is not valid.

true false B1

If your driver's license has expired, it is still considered valid for driving.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

An expired driver's license is no longer legally acceptable, so it is not valid.

true false B1

A valid argument is one that is based on good evidence and makes sense.

درسته! نه دقیقاً. پاسخ صحیح: درست

The definition states that a valid argument is sound, reasonable, and based on solid evidence.

true false B1

You need a valid bus ticket to ride the bus, even if you are just going one stop.

درسته! نه دقیقاً. پاسخ صحیح: درست

To use public transport, you usually need a legally acceptable ticket, which means a valid one.

listening B1

Think about documents and expiration dates.

درسته! نه دقیقاً. پاسخ صحیح: Is your passport still valid for international travel?
درسته! نه دقیقاً. پاسخ صحیح:
listening B1

Consider the time limit for the ticket.

درسته! نه دقیقاً. پاسخ صحیح: The bus ticket is only valid until midnight.
درسته! نه دقیقاً. پاسخ صحیح:
listening B1

Focus on the strength of someone's points in a discussion.

درسته! نه دقیقاً. پاسخ صحیح: Her arguments were valid and well-supported by facts.
درسته! نه دقیقاً. پاسخ صحیح:
speaking B1

این را بلند بخوانید:

My driver's license is still valid.

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
speaking B1

این را بلند بخوانید:

Do you think that excuse is valid?

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
speaking B1

این را بلند بخوانید:

This coupon is no longer valid.

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
writing B1

Imagine you're trying to return a product to a store, but you can't find your receipt. Explain what you would say to the customer service representative to try and make your return valid, even without the receipt.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

Hello, I bought this item here last week, but I seem to have lost my receipt. Is there any other way I can make this return valid? Perhaps you can look up my purchase with my credit card statement or an account number?

درسته! نه دقیقاً. پاسخ صحیح:
writing B1

Think about a situation where someone made an argument that you thought was very strong and convincing. Describe that argument and explain why you considered it to be 'valid'.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

My friend argued that we should take the bus instead of driving because it's better for the environment and cheaper for us. I thought her argument was valid because she provided facts about pollution and showed how much we would save on gas and parking.

درسته! نه دقیقاً. پاسخ صحیح:
writing B1

You are applying for a scholarship. Write a short paragraph explaining why your application should be considered 'valid' even if you don't meet one minor requirement. Focus on your strengths and how they compensate.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

Although my GPA is slightly below the minimum, I believe my application is still valid due to my extensive volunteer work and leadership experience. These experiences demonstrate my dedication and ability to succeed, which I believe are more important for this scholarship.

درسته! نه دقیقاً. پاسخ صحیح:
reading B1

What is required to get a library card?

این متن را بخوانید:

To get a library card, you need to show a valid form of identification, such as a passport or a driver's license. The identification must not be expired, and it needs to clearly show your name and address. Without a valid ID, the library cannot issue you a card.

What is required to get a library card?

درسته! نه دقیقاً. پاسخ صحیح: A valid form of identification

The passage clearly states, 'you need to show a valid form of identification, such as a passport or a driver's license.'

درسته! نه دقیقاً. پاسخ صحیح: A valid form of identification

The passage clearly states, 'you need to show a valid form of identification, such as a passport or a driver's license.'

reading B1

Why did the opponents consider the scientist's point valid?

این متن را بخوانید:

In a debate about climate change, one scientist presented data showing rising global temperatures over the last century. She also showed that the increase correlated with higher carbon dioxide levels. Her opponents found this to be a very valid point, as the evidence was clear and supported by multiple studies.

Why did the opponents consider the scientist's point valid?

درسته! نه دقیقاً. پاسخ صحیح: Because it was based on clear evidence and studies

The passage explains that her opponents found it a 'very valid point, as the evidence was clear and supported by multiple studies.'

درسته! نه دقیقاً. پاسخ صحیح: Because it was based on clear evidence and studies

The passage explains that her opponents found it a 'very valid point, as the evidence was clear and supported by multiple studies.'

reading B1

What is important about a passport for international travel?

این متن را بخوانید:

Before you travel internationally, make sure your passport is valid for at least six months beyond your planned return date. Many countries will not allow entry if your passport is close to expiring. It's a crucial step to ensure your travel plans are not interrupted.

What is important about a passport for international travel?

درسته! نه دقیقاً. پاسخ صحیح: It needs to be valid for at least six months after your return

The passage states, 'make sure your passport is valid for at least six months beyond your planned return date.'

درسته! نه دقیقاً. پاسخ صحیح: It needs to be valid for at least six months after your return

The passage states, 'make sure your passport is valid for at least six months beyond your planned return date.'

sentence order B1

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Your passport is not valid anymore.

This sentence correctly orders the words to express that a passport is no longer legally acceptable.

sentence order B1

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: The ticket is only valid for today.

This sentence correctly orders the words to state that a ticket can only be used on a specific day.

sentence order B1

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: He presented a valid argument.

This sentence correctly orders the words to describe someone presenting a sound and reasonable argument.

multiple choice B2

Which of the following would NOT be considered a valid reason to cancel a flight?

درسته! نه دقیقاً. پاسخ صحیح: A change of mind about the travel dates

A change of mind is usually not a valid reason for cancellation without penalty, as it doesn't fit the criteria of an unforeseen or critical event.

multiple choice B2

If an argument is described as 'valid' in a debate, what does that typically mean?

درسته! نه دقیقاً. پاسخ صحیح: It is logically sound and supported by evidence.

In logic and discussion, a valid argument is one that is sound, reasonable, and based on solid evidence, regardless of its popularity or emotional appeal.

multiple choice B2

Your passport needs to be ______ for international travel, meaning it must not have expired and meets all official requirements.

درسته! نه دقیقاً. پاسخ صحیح: valid

The word 'valid' specifically refers to something being legally or officially acceptable because it meets all necessary requirements or has not expired, which perfectly fits the context of a passport for international travel.

true false B2

A bus ticket that expired last week is still considered valid for travel today.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

Something is valid if it meets all necessary requirements or has not expired. An expired ticket does not meet this criterion.

true false B2

If a logical argument is based on assumptions that are later proven false, the argument itself can still be considered valid.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

For an argument to be valid in logic, it must be sound, reasonable, and based on solid evidence. If the foundational evidence or assumptions are false, the argument loses its validity.

true false B2

A driver's license from another country is always valid for driving in your home country without any additional permits.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

The validity of a foreign driver's license often depends on specific international agreements or local laws, and additional permits are frequently required.

listening B2

Think about legal documents.

درسته! نه دقیقاً. پاسخ صحیح: The contract is only valid if both parties sign it.
درسته! نه دقیقاً. پاسخ صحیح:
listening B2

Consider travel documents and their expiration.

درسته! نه دقیقاً. پاسخ صحیح: Her passport is still valid for another six months, so she can travel.
درسته! نه دقیقاً. پاسخ صحیح:
listening B2

Focus on the quality of an argument.

درسته! نه دقیقاً. پاسخ صحیح: He presented a valid argument that convinced everyone.
درسته! نه دقیقاً. پاسخ صحیح:
speaking B2

این را بلند بخوانید:

Can you explain what makes a driver's license valid?

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
speaking B2

این را بلند بخوانید:

Describe a situation where a parking ticket might not be considered valid.

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
speaking B2

این را بلند بخوانید:

In your opinion, what constitutes a valid reason for missing an important appointment?

تمرکز: valid

درسته! نه دقیقاً. پاسخ صحیح:
writing B2

Imagine you are writing a formal email to a university admissions office. Explain why your application, even with a slightly lower GPA, is still valid and should be considered for admission. Focus on extracurricular achievements and unique experiences.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

Dear Admissions Committee, I understand that my GPA may be slightly below the average for your program. However, I believe my application is still entirely valid due to my extensive involvement in community service and leadership roles. For instance, I spearheaded a local initiative that successfully raised funds for disadvantaged youth, demonstrating strong organizational skills and dedication. These experiences, I believe, provide a valid and compelling reason to consider my application.

درسته! نه دقیقاً. پاسخ صحیح:
writing B2

You are presenting a new marketing strategy to your team. Write a paragraph explaining why your proposed strategy is a valid approach, considering current market trends and competitor actions.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

Our proposed marketing strategy represents a valid approach given the current shift in consumer preferences towards sustainable products. We've observed a significant increase in consumer demand for eco-friendly alternatives, a trend our competitors have yet to fully capitalize on. By launching a campaign that highlights our commitment to sustainability, we can gain a valid competitive advantage and capture a new segment of the market.

درسته! نه دقیقاً. پاسخ صحیح:
writing B2

Write a short blog post arguing for or against the validity of online learning as a primary educational method, providing at least two supporting points.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

The debate around the validity of online learning as a primary educational method continues. Personally, I believe its validity is undeniable, especially when considering its flexibility and accessibility. Online platforms offer unparalleled convenience, allowing students to balance studies with other commitments, which is a valid point for many. Furthermore, the diverse resources available online often provide a richer learning experience than traditional classrooms, bolstering its validity as a robust educational tool.

درسته! نه دقیقاً. پاسخ صحیح:
reading B2

According to the passage, what is a key factor for a contract to be considered valid?

این متن را بخوانید:

In many legal systems, a contract is only considered valid if it meets certain criteria. These often include an offer, acceptance, consideration, and the intention to create legal relations. Without these essential components, the agreement may not be legally binding, meaning it would lack validity in a court of law. This ensures fairness and protects all parties involved.

According to the passage, what is a key factor for a contract to be considered valid?

درسته! نه دقیقاً. پاسخ صحیح: It must include an offer and acceptance.

The passage explicitly states that 'an offer, acceptance, consideration, and the intention to create legal relations' are criteria for a valid contract.

درسته! نه دقیقاً. پاسخ صحیح: It must include an offer and acceptance.

The passage explicitly states that 'an offer, acceptance, consideration, and the intention to create legal relations' are criteria for a valid contract.

reading B2

What is the primary purpose of peer review in scientific research, as described in the passage?

این متن را بخوانید:

Scientists often conduct peer reviews to determine the validity of research findings. This process involves other experts in the field scrutinizing the methodology, data, and conclusions of a study. If the methods are sound and the data supports the conclusions, the research is deemed valid. This rigorous evaluation is crucial for maintaining scientific integrity.

What is the primary purpose of peer review in scientific research, as described in the passage?

درسته! نه دقیقاً. پاسخ صحیح: To assess the validity of research findings.

The passage states that scientists conduct peer reviews 'to determine the validity of research findings' and that 'If the methods are sound and the data supports the conclusions, the research is deemed valid.'

درسته! نه دقیقاً. پاسخ صحیح: To assess the validity of research findings.

The passage states that scientists conduct peer reviews 'to determine the validity of research findings' and that 'If the methods are sound and the data supports the conclusions, the research is deemed valid.'

reading B2

What does the passage suggest is the most important aspect of a valid argument?

این متن را بخوانید:

When discussing an argument, it's important to differentiate between a 'true' premise and a 'valid' argument. An argument can be valid even if its premises are false, as long as the conclusion logically follows from those premises. Conversely, an argument with true premises might not be valid if the conclusion doesn't logically derive from them. Therefore, logical structure is key to validity.

What does the passage suggest is the most important aspect of a valid argument?

درسته! نه دقیقاً. پاسخ صحیح: That its conclusion logically follows from its premises.

The passage emphasizes that 'the conclusion logically follows from those premises' is what makes an argument valid, regardless of the truthfulness of the premises themselves.

درسته! نه دقیقاً. پاسخ صحیح: That its conclusion logically follows from its premises.

The passage emphasizes that 'the conclusion logically follows from those premises' is what makes an argument valid, regardless of the truthfulness of the premises themselves.

sentence order B2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Your passport is no longer valid for travel abroad.

This sentence means that the passport cannot be used for international travel because its period of validity has expired.

sentence order B2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: The argument he presented was logically valid and well-supported.

This sentence indicates that the argument was sound, reasonable, and based on solid evidence.

sentence order B2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Make sure your ticket is valid before boarding the train.

This sentence means to ensure the ticket is legally or officially acceptable for travel.

fill blank C1

The legal document was only considered ___ after it had been signed by all parties and notarized.

درسته! نه دقیقاً. پاسخ صحیح: valid

The context implies the document became officially acceptable after meeting requirements, which aligns with 'valid'.

fill blank C1

For a scientific experiment to be considered truly ___, it must be reproducible by other researchers.

درسته! نه دقیقاً. پاسخ صحیح: valid

In science, reproducibility contributes to the soundness and reliability of an experiment, making its findings 'valid'.

fill blank C1

Her argument was entirely ___ because it was based on extensive research and logical deductions.

درسته! نه دقیقاً. پاسخ صحیح: valid

An argument based on solid evidence and logical deductions is considered 'valid'.

fill blank C1

You must ensure your passport is ___ for at least six months beyond your intended travel date.

درسته! نه دقیقاً. پاسخ صحیح: valid

The sentence refers to the passport's official acceptability and lack of expiration, which is what 'valid' means in this context.

fill blank C1

The committee decided that the concerns raised were sufficiently ___ to warrant further investigation.

درسته! نه دقیقاً. پاسخ صحیح: valid

If concerns are 'valid', they are sound, reasonable, and based on solid evidence, thus warranting investigation.

fill blank C1

Despite the initial skepticism, the company's new policy proved to be a ___ solution to the long-standing problem.

درسته! نه دقیقاً. پاسخ صحیح: valid

A 'valid' solution is one that is sound, reasonable, and effective in addressing the problem.

multiple choice C1

Which of the following scenarios best exemplifies a 'valid' argument in a debate?

درسته! نه دقیقاً. پاسخ صحیح: A speaker presenting a conclusion based on carefully researched and verifiable data.

A valid argument in logic and discussion is characterized by being sound, reasonable, and based on solid evidence, which aligns with presenting a conclusion based on researched and verifiable data.

multiple choice C1

In a legal context, for a contract to be considered 'valid', it must:

درسته! نه دقیقاً. پاسخ صحیح: Comply with all applicable laws and regulations.

For something to be legally valid, it must meet all necessary requirements and be legally or officially acceptable, which includes complying with laws and regulations.

multiple choice C1

Which sentence correctly uses the word 'valid' to describe a document?

درسته! نه دقیقاً. پاسخ صحیح: To ensure your visa is valid, please check the expiration date and all requirements.

A document is valid if it meets all necessary requirements and has not expired. The correct option highlights checking expiration dates and requirements to ensure validity.

true false C1

If a scientific experiment's results are replicable and consistent, its methodology can be considered valid.

درسته! نه دقیقاً. پاسخ صحیح: درست

In scientific inquiry, a valid methodology yields consistent and replicable results, demonstrating its soundness and reliability.

true false C1

A driving license that expired last week is still considered valid for legal driving.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

Something is valid if it has not expired. An expired driving license is no longer legally acceptable for driving.

true false C1

An emotional plea, regardless of supporting evidence, always constitutes a valid point in a formal debate.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

In a formal debate, a valid point is typically one that is sound, reasonable, and based on solid evidence, not merely an emotional appeal without support.

listening C1

Listen for the condition that makes the contract valid.

درسته! نه دقیقاً. پاسخ صحیح: The contract is only valid if both parties sign it before the deadline.
درسته! نه دقیقاً. پاسخ صحیح:
listening C1

What is the reason her passport isn't valid?

درسته! نه دقیقاً. پاسخ صحیح: Her passport is no longer valid for international travel as it expired last month.
درسته! نه دقیقاً. پاسخ صحیح:
listening C1

What kind of argument did the lawyer present?

درسته! نه دقیقاً. پاسخ صحیح: The lawyer presented a valid argument that convinced the jury of his client's innocence.
درسته! نه دقیقاً. پاسخ صحیح:
speaking C1

این را بلند بخوانید:

Please explain why a driver's license might not be considered valid in certain situations.

تمرکز: valid, license, situations

درسته! نه دقیقاً. پاسخ صحیح:
speaking C1

این را بلند بخوانید:

Describe a scenario where a scientific theory is proven to be valid.

تمرکز: scientific, theory, proven, valid

درسته! نه دقیقاً. پاسخ صحیح:
speaking C1

این را بلند بخوانید:

Discuss the importance of having valid sources when conducting academic research.

تمرکز: importance, valid, sources, academic, research

درسته! نه دقیقاً. پاسخ صحیح:
fill blank C2

The scientific community only accepts research findings that have undergone rigorous peer review and are deemed scientifically ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

In a scientific context, 'valid' refers to the soundness and logical coherence of research, ensuring its conclusions are well-founded and based on solid evidence, which aligns with the given definition.

fill blank C2

Despite the initial skepticism, the lawyer presented a series of undeniable facts and precedents, rendering her client's claim undeniably ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

Here, 'valid' is used in the context of an argument or claim, meaning it is sound, reasonable, and based on solid evidence, as described in the definition.

fill blank C2

For the contract to be legally ___, it must be signed by all parties involved and witnessed by an impartial third party.

درسته! نه دقیقاً. پاسخ صحیح: valid

This sentence uses 'valid' in the sense of being legally or officially acceptable because it meets all necessary requirements.

fill blank C2

The philosopher argued that while the premises of the argument might appear compelling, the conclusion was not logically ___ due to a subtle flaw in the reasoning.

درسته! نه دقیقاً. پاسخ صحیح: valid

In philosophy and logic, an argument is 'valid' if its conclusion logically follows from its premises, even if the premises themselves are not true. This aligns with the 'logic and discussion' aspect of the definition.

fill blank C2

Before traveling internationally, always ensure your passport is ___ for at least six months beyond your intended return date.

درسته! نه دقیقاً. پاسخ صحیح: valid

This use of 'valid' relates to something not having expired, making it legally or officially acceptable.

fill blank C2

The auditor meticulously reviewed all financial records to confirm that each transaction was properly authorized and legally ___.

درسته! نه دقیقاً. پاسخ صحیح: valid

Here, 'valid' means legally or officially acceptable, ensuring that the transactions meet all necessary requirements.

multiple choice C2

The prosecutor argued that the alibi presented by the defense was not _____, citing numerous inconsistencies in the witness testimonies.

درسته! نه دقیقاً. پاسخ صحیح: valid

In this context, 'valid' refers to the legal soundness and acceptability of the alibi. While 'credible' and 'substantiated' are related, 'valid' directly addresses its legal standing, and 'irrefutable' is too strong a claim for a mere inconsistency.

multiple choice C2

Despite the innovative approach, the research methodology's _____ was questioned due to the small sample size and lack of control groups.

درسته! نه دقیقاً. پاسخ صحیح: validity

Here, 'validity' refers to the soundness and scientific rigor of the research methodology. The small sample size and lack of control groups undermine the reliability and generalizability of the findings, hence questioning their validity. 'Veracity' refers to truthfulness, 'pertinence' to relevance, and 'feasibility' to practicality.

multiple choice C2

The contract was deemed _____ because it was signed under duress, rendering all its clauses unenforceable.

درسته! نه دقیقاً. پاسخ صحیح: invalid

If a contract is signed under duress, it is not legally acceptable or binding, making it 'invalid'. 'Null and void' is a stronger legal term that also fits, but 'invalid' is a direct application of the definition. 'Deficient' implies it's incomplete, and 'obsolete' means outdated.

true false C2

A driving license that has expired is still considered legally valid if the holder intends to renew it within a month.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

An expired driving license is not legally valid, regardless of the holder's intention to renew it. Validity is determined by meeting all current requirements, which an expired document fails to do.

true false C2

In a logical argument, a conclusion is considered valid if it logically follows from the premises, even if the premises themselves are false.

درسته! نه دقیقاً. پاسخ صحیح: درست

In logic, validity refers to the structure of an argument. A valid argument is one where if the premises are true, the conclusion must also be true. The actual truth of the premises does not affect the validity of the argument's structure. If the premises were true, the conclusion would logically follow.

true false C2

To establish the validity of a scientific experiment, it is crucial that the results can be replicated by other researchers under similar conditions.

درسته! نه دقیقاً. پاسخ صحیح: درست

Replicability is a cornerstone of scientific validity. If an experiment's results cannot be replicated, it casts doubt on the soundness and reliability of the original findings, thus questioning their validity.

listening C2

Consider the legal context and the strength of the argument being presented.

درسته! نه دقیقاً. پاسخ صحیح: The barrister meticulously presented a valid argument, dismantling the prosecution's case with irrefutable evidence and incisive logic.
درسته! نه دقیقاً. پاسخ صحیح:
listening C2

Focus on the acceptance of the research and its impact.

درسته! نه دقیقاً. پاسخ صحیح: Despite the initial skepticism, the scientific community ultimately recognized the validity of her groundbreaking research, leading to a paradigm shift in the field.
درسته! نه دقیقاً. پاسخ صحیح:
listening C2

Think about the enduring legal power of the treaty.

درسته! نه دقیقاً. پاسخ صحیح: The ancient treaty, though centuries old, remains legally valid, its stipulations still binding on the signatory nations and influencing contemporary geopolitical dynamics.
درسته! نه دقیقاً. پاسخ صحیح:
speaking C2

این را بلند بخوانید:

Can you elaborate on how a philosophical argument's validity is assessed, considering both its logical structure and its empirical grounding?

تمرکز: validity, assessed, logical, empirical, grounding

درسته! نه دقیقاً. پاسخ صحیح:
speaking C2

این را بلند بخوانید:

Discuss the implications of a government's mandate losing its perceived validity among the populace, and what recourse citizens might have in such a scenario.

تمرکز: implications, mandate, perceived, validity, populace, recourse, scenario

درسته! نه دقیقاً. پاسخ صحیح:
speaking C2

این را بلند بخوانید:

Explain the concept of 'ecological validity' in psychological research and why it's crucial for the generalizability of experimental findings.

تمرکز: ecological, validity, psychological, research, crucial, generalizability, experimental, findings

درسته! نه دقیقاً. پاسخ صحیح:
writing C2

Discuss the philosophical implications of what constitutes a 'valid' argument in contemporary discourse, considering the influence of social media and post-truth phenomena.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

In an era characterized by pervasive social media and the rise of 'post-truth' phenomena, the traditional epistemological understanding of a 'valid' argument faces unprecedented challenges. The classical philosophical criteria for validity, rooted in logical coherence and empirical verifiability, often contend with the persuasive power of emotionally charged narratives and confirmation bias. Rhetorical strategies, once viewed as supplementary to reasoned argument, now frequently usurp its place, making it difficult to distinguish between genuinely sound reasoning and sophistry. This societal shift necessitates a re-evaluation of how we delineate valid arguments, particularly as the rapid dissemination of information amplifies the impact of logical fallacies. The discourse must evolve to prioritize critical thinking and evidence-based reasoning, even in the face of narratives that appeal more to sentiment than to intellect.

درسته! نه دقیقاً. پاسخ صحیح:
writing C2

Analyze a legal case where the validity of a contract or official document was central to the verdict. Explain the criteria used to determine its validity and the potential ramifications of its invalidation.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

Consider the hypothetical case of 'Smith v. Jones,' where the validity of a long-standing property deed was contested. The core of the dispute revolved around whether the original deed, signed decades ago, met all the legal requisites for proper execution, such as witnesses, appropriate notarization, and clear intent from all parties. The court meticulously examined the jurisprudence surrounding property law, scrutinizing the signatures for authenticity, verifying the notary's credentials at the time of signing, and assessing whether the terms of the deed were unambiguous and enforceable. The criteria for legal validity typically include capacity of the parties, legality of the subject matter, mutual assent, and consideration. Had the deed been declared invalid, the ramifications would have been profound, potentially leading to a reversal of property ownership, significant financial compensation, and the establishment of a legal precedent that could affect countless other property titles. Such a ruling would underscore the critical importance of meticulous adherence to legal formalities in the creation of binding documents.

درسته! نه دقیقاً. پاسخ صحیح:
writing C2

Compose an essay reflecting on the concept of 'validity' in scientific research. Discuss the distinction between internal and external validity and their importance in drawing reliable conclusions.

خوب نوشتید! تلاش خوبی بود! پاسخ نمونه را ببینید.

پاسخ نمونه

In the realm of scientific research, the concept of 'validity' is paramount, acting as the bedrock upon which reliable conclusions are drawn. It encompasses the degree to which a study accurately measures what it intends to measure and the extent to which its findings can be generalized. A crucial distinction exists between internal and external validity. Internal validity pertains to the extent to which a study establishes a trustworthy cause-and-effect relationship between its variables, meaning that the observed effects are genuinely due to the independent variable and not confounding factors. Rigorous experimental controls, random assignment, and blinding are critical for bolstering internal validity. Conversely, external validity refers to the generalizability of the research findings to other populations, settings, and times. A study with high external validity can be replicated and its results applied broadly, thereby contributing meaningfully to the broader scientific understanding. Both are indispensable: a study with high internal but low external validity might be meticulously controlled but offer limited applicability, while a study with high external but low internal validity risks drawing spurious conclusions. Striking a balance between these two forms of validity is a hallmark of robust scientific methodology, ensuring that research not only identifies genuine relationships but also provides insights that are relevant and impactful beyond the confines of the study itself.

درسته! نه دقیقاً. پاسخ صحیح:
reading C2

What methods were used to confirm the document's validity?

این متن را بخوانید:

The historical document's authenticity was questioned, leading to a rigorous examination by a panel of experts. Their findings, based on carbon dating, linguistic analysis, and provenance research, ultimately confirmed its validity. This determination had significant implications for various historical theories that had previously been widely accepted.

What methods were used to confirm the document's validity?

درسته! نه دقیقاً. پاسخ صحیح: Carbon dating, linguistic analysis, and provenance research.

The passage explicitly states these three methods were used to confirm the document's validity.

درسته! نه دقیقاً. پاسخ صحیح: Carbon dating, linguistic analysis, and provenance research.

The passage explicitly states these three methods were used to confirm the document's validity.

reading C2

Why is it important to validate user input in software development?

این متن را بخوانید:

In the complex world of software development, ensuring the validity of user input is a critical step in preventing security vulnerabilities and data corruption. Without proper validation, malicious data or incorrectly formatted information can lead to system crashes or unauthorized access. Developers often implement elaborate validation routines that check for data type, range, format, and consistency, making robust applications more resilient.

Why is it important to validate user input in software development?

درسته! نه دقیقاً. پاسخ صحیح: To prevent security vulnerabilities and data corruption.

The passage clearly states that 'ensuring the validity of user input is a critical step in preventing security vulnerabilities and data corruption.'

درسته! نه دقیقاً. پاسخ صحیح: To prevent security vulnerabilities and data corruption.

The passage clearly states that 'ensuring the validity of user input is a critical step in preventing security vulnerabilities and data corruption.'

reading C2

According to the passage, what is a key difference between deductive and inductive arguments regarding the truth of their conclusions?

این متن را بخوانید:

The philosophical debate centered on the validity of inductive reasoning. While deductive arguments guarantee the truth of their conclusions if their premises are true, inductive arguments only make their conclusions probable. Critics often point to the problem of induction, questioning whether past observations can truly serve as a valid basis for future predictions.

According to the passage, what is a key difference between deductive and inductive arguments regarding the truth of their conclusions?

درسته! نه دقیقاً. پاسخ صحیح: Deductive arguments guarantee the truth of their conclusions if premises are true; inductive arguments only make them probable.

The passage directly states, 'While deductive arguments guarantee the truth of their conclusions if their premises are true, inductive arguments only make their conclusions probable.'

درسته! نه دقیقاً. پاسخ صحیح: Deductive arguments guarantee the truth of their conclusions if premises are true; inductive arguments only make them probable.

The passage directly states, 'While deductive arguments guarantee the truth of their conclusions if their premises are true, inductive arguments only make their conclusions probable.'

sentence order C2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Her document was not valid for travel

This sentence means that the travel document she possessed was not officially acceptable for her to use for traveling.

sentence order C2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: The argument presented was not entirely valid

This sentence indicates that the argument put forward lacked complete soundness, reasonableness, or sufficient supporting evidence.

sentence order C2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح: Ensure that your credentials are still valid

This sentence advises checking to make sure that one's qualifications or official documents are still legally or officially acceptable and have not expired.

/ 138 درست

نمره کامل!

محتوای مرتبط

واژه‌های بیشتر Law

burglarious

B2

Relating to or characteristic of the crime of burglary, specifically involving the intent to break into a building to commit a theft or felony. It is typically used in legal or formal contexts to describe motives, actions, or equipment associated with such crimes.

arbiter

B2

آربیتر (arbiter) فردی است که اختیار حل اختلاف یا تعیین درستی را دارد. او مانند یک قاضی بی‌طرف عمل می‌کند.

arson

C1

Arson is the criminal act of deliberately setting fire to property, such as buildings, vehicles, or forests. It is classified as a serious felony due to the potential for widespread destruction and loss of human life.

interdicthood

C1

منع رسمی فرد از انجام فعالیت‌های خاص. اغلب با فرمان قانونی یا مذهبی انجام می‌شود.

preduccide

C1

نتیجه یا تصمیمی که از قبل گرفته شده و روند بعدی فقط یه تشریفاته.

antisalvacy

C1

مخالفت با اصل یا سیاست نجات دادن یا پس گرفتن اموال گمشده یا آسیب‌دیده.

preducible

C1

یعنی ارائه کردن یک دلیل یا مدرک قبل از اینکه به نتیجه‌گیری نهایی برسیم. در واقع وارد کردن یک موضوع به یک بحث رسمی است.

posttortship

C1

The state or period following the commission of a civil wrong (tort), specifically concerning the legal obligations, remedial processes, and the ongoing relationship between the claimant and the tortfeasor. It describes the phase where parties must navigate the consequences of a legal injury or liability.

circumlegic

C1

To strategically bypass or interpret around the literal boundaries of a law, regulation, or specific text. This verb describes the act of navigating through complex rules to find an alternative path without strictly violating the letter of the law.

legislate

C1

یعنی تصویب یا وضع قانون از طریق یه روند رسمی. معمولاً توی دولت یا مجلس اتفاق میفته که قوانین رو بحث و تصویب می‌کنن.

مفید بود؟
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