At the A1 beginner level, learners are just starting to build their foundational vocabulary in Persian. While complex adverbs are not the primary focus, understanding simple ways to express that something is right or wrong is essential. At this stage, learners might first encounter the root word 'dorost' (correct) before learning the full adverbial phrase 'be dorosti'. However, introducing 'be dorosti' early on helps beginners understand how Persian forms adverbs using prepositions. A1 learners will primarily use this word in very simple, short sentences, often in the context of classroom instructions or basic daily activities. For example, a teacher might say 'Read this correctly' or a student might ask 'Did I write this correctly?'. The focus is on recognizing the word when spoken clearly and slowly, and attempting to use it with high-frequency verbs like 'to do' (anjam dadan) or 'to write' (neveshtan). Because A1 learners are still mastering basic sentence structure (Subject-Object-Verb), practicing the placement of this adverb right before the verb is a valuable exercise. It reinforces the rhythm and flow of basic Persian sentences. Although they might make mistakes and occasionally use the adjective form instead, exposure to the correct adverbial phrase sets a strong foundation for future learning. Teachers at this level should encourage students to listen for this word in simple audio dialogues and point out its function as describing 'how' an action is done. Memorizing a few set phrases, such as 'I did it correctly', can give beginners a sense of accomplishment and practical language they can use immediately in their language exchange sessions or classroom interactions.
As learners progress to the A2 elementary level, their ability to construct sentences and express basic needs and opinions grows significantly. At this stage, the use of 'be dorosti' becomes more frequent and deliberate. A2 learners are expected to understand and use this adverb in a wider variety of everyday contexts, such as talking about work, hobbies, and daily routines. They can start pairing it with a broader range of verbs, such as 'to work' (kar kardan) when talking about machines or appliances, or 'to understand' (fahmidan) when checking comprehension in a conversation. For instance, an A2 learner should be able to say 'My computer is not working properly' or 'I didn't understand your question correctly'. This level also involves a better grasp of negation, so learners should practice placing the negative marker on the verb while keeping the adverb in its correct position. Furthermore, A2 learners begin to read short, simple texts where this word might appear in instructions or basic narratives. Recognizing it in written form helps reinforce its spelling and grammatical function. Teachers can introduce simple exercises where students must choose between the adjective 'dorost' and the adverb 'be dorosti' to fill in the blanks, helping them solidify the distinction between modifying a noun and modifying a verb. By the end of the A2 level, learners should feel comfortable using this word to describe the manner of common actions, adding a layer of detail to their communication that goes beyond simple statements of fact. It marks a transition from just naming things to describing how things happen.
At the B1 intermediate level, which is the target CEFR level for this specific vocabulary item, learners are expected to have a solid command of 'be dorosti'. This word is a key component of independent language use. B1 learners can communicate effectively in most everyday situations and can describe experiences, events, and give reasons for opinions. In this context, 'be dorosti' is used to add precision and clarity to their narratives and arguments. They should be able to use it effortlessly with complex and compound verbs, and in sentences with subordinate clauses. For example, 'If you want to pass the exam, you must answer all the questions correctly' (اگر می‌خواهی در امتحان موفق شوی، باید به همه سوالات به درستی پاسخ دهی). At this level, learners are also exposed to more formal registers of Persian, such as news broadcasts, articles, and formal letters. They will notice that 'be dorosti' is the preferred form in these contexts over colloquial alternatives. B1 learners should actively practice using this word in their writing assignments, ensuring they place it correctly before the verb to maintain a formal tone. Additionally, they should be able to understand its nuances when used by native speakers, recognizing that it implies adherence to a standard or rule. The ability to self-correct is also a hallmark of B1; learners should realize if they mistakenly use the adjective form as an adverb and correct themselves. Expanding their vocabulary to include synonyms like 'be tore sahih' and antonyms like 'be ghalat' allows B1 learners to vary their language and express themselves more naturally and fluently in discussions and debates.
Reaching the B2 upper-intermediate level means the learner has achieved a degree of fluency and spontaneity that makes regular interaction with native speakers quite possible without strain for either party. At this stage, the use of 'be dorosti' is expected to be automatic and highly accurate. B2 learners use this adverb not just for simple physical actions, but for abstract concepts and complex processes. They can discuss topics like the proper implementation of policies, the correct interpretation of data, or the accurate translation of a text. For example, 'The economic data was not interpreted correctly by the analysts' (داده‌های اقتصادی به درستی توسط تحلیلگران تفسیر نشد). They are comfortable using it in passive voice constructions and complex conditional sentences. Furthermore, B2 learners are highly aware of register and style. They know exactly when to use the formal 'be dorosti' in an academic essay or a professional presentation, and when it is acceptable to drop the preposition and just use 'dorost' in a casual chat with friends. This stylistic flexibility is crucial at this level. They also understand the subtle differences between 'be dorosti' and its synonyms, choosing the exact word needed for the specific rhetorical effect they want to achieve. Reading comprehension at B2 involves understanding complex articles and reports where this word frequently appears to evaluate the success or failure of an endeavor. In writing, they use it to construct clear, well-structured arguments, demonstrating a high level of grammatical control and vocabulary range. Mastery of this word at B2 reflects a deep understanding of Persian adverbial structures.
At the C1 advanced level, learners can express themselves fluently and spontaneously without much obvious searching for expressions. They can use language flexibly and effectively for social, academic, and professional purposes. For a C1 learner, 'be dorosti' is a fully integrated part of their active vocabulary, used with native-like precision. They employ this adverb in highly sophisticated contexts, such as literary analysis, academic debates, and complex professional negotiations. They can use it to articulate nuanced critiques, such as arguing that a philosophical concept has not been correctly applied to a modern problem. For instance, 'The author fails to correctly identify the root causes of the social unrest' (نویسنده در شناسایی به درستیِ ریشه‌های ناآرامی‌های اجتماعی ناکام می‌ماند). Notice how at this level, learners might even manipulate the syntax slightly for stylistic reasons, though the standard pre-verbal position remains dominant. C1 learners are also adept at using idiomatic expressions and collocations that involve this word or its root. They understand the cultural and pragmatic implications of using formal language in various Iranian social settings. When reading complex literary or academic texts, they instantly process the adverbial phrase without hesitation, fully grasping its contribution to the author's argument. In writing, they use it seamlessly alongside a wide array of other cohesive devices and advanced vocabulary to produce clear, well-structured, and detailed text on complex subjects. The use of 'be dorosti' at this level is characterized by its effortlessness and its contribution to the overall elegance and accuracy of the learner's discourse.
At the C2 mastery level, the learner's capacity with the Persian language is virtually indistinguishable from that of an educated native speaker. They can understand with ease virtually everything heard or read, and can summarize information from different spoken and written sources, reconstructing arguments and accounts in a coherent presentation. For a C2 speaker, 'be dorosti' is used with absolute mastery of its semantic scope, grammatical constraints, and stylistic variations. They can employ it in the most demanding linguistic tasks, such as drafting legal documents, writing academic dissertations, or delivering formal public speeches. In these high-stakes environments, the precision offered by 'be dorosti' is paramount. A C2 user might say, 'Only by correctly navigating the intricate web of international diplomacy can a resolution be achieved' (تنها با هدایت به درستیِ شبکه پیچیده دیپلماسی بین‌المللی می‌توان به یک قطعنامه دست یافت). They are capable of playing with the language, perhaps using the word ironically or in highly specialized jargon where 'correctness' has a specific technical definition. They possess a complete understanding of the historical and etymological background of the word, appreciating how the combination of preposition and noun forms the adverbial structure. Their writing is characterized by an exceptional degree of grammatical accuracy, and the placement of adverbs like 'be dorosti' is always optimal for rhythm, emphasis, and clarity. At this ultimate stage of language acquisition, the word is not just a tool for communication, but an instrument for precise, eloquent, and persuasive expression, reflecting a profound mastery of the Persian language's intricacies.

به درستی 30초 만에

  • Means 'correctly' or 'properly' in English.
  • Used as an adverb to modify verbs.
  • Placed immediately before the verb in a sentence.
  • Formal and precise, preferred over colloquial 'dorost'.

The Persian adverb به درستی (be dorosti) is a fundamental vocabulary item that translates to correctly, properly, rightly, or accurately in English. Understanding the nuanced meaning of this word is absolutely essential for anyone looking to achieve fluency in the Persian language, particularly at the intermediate B1 level and beyond. When we break down the morphological structure of this word, we can see that it is composed of two distinct parts: the preposition به (be), which generally means to, in, or with, and the noun درستی (dorosti), which translates to correctness, truth, or accuracy. Together, they form an adverbial phrase that describes the manner in which an action is performed. This is a very common pattern in Persian grammar, where a preposition is combined with a noun to create an adverb. For learners, mastering this word opens up a wide range of expressive possibilities, allowing them to describe actions that are done in accordance with rules, facts, or expectations. It is not just about being factually correct; it is also about doing things the right way, following proper procedures, and ensuring that the outcome is satisfactory. In many contexts, it can be used interchangeably with other adverbs like صحیح (sahih) or درست (dorost), but به درستی carries a slightly more formal and precise tone. To truly grasp the meaning of this word, one must consider its application in various contexts, from everyday conversations to formal academic writing. The ability to use adverbs effectively is a hallmark of a proficient speaker, as it adds depth and precision to one's communication. When you use this adverb, you are signaling to your listener or reader that the action in question was executed without error and in full compliance with the relevant standards. This is particularly important in professional and educational settings, where accuracy is paramount. Furthermore, understanding the antonyms of this word, such as به غلط (be ghalat) or اشتباه (eshtebah), can also help solidify your comprehension of its meaning. By contrasting the correct way of doing something with the incorrect way, you can build a more robust mental model of the word's semantic field. As you continue to study Persian, you will encounter this word in a multitude of texts, from news articles and literature to everyday dialogue. Paying close attention to how native speakers use it will provide you with invaluable insights into its subtle nuances and pragmatic functions. Ultimately, the goal is to integrate this word into your active vocabulary so that you can use it spontaneously and accurately in your own speech and writing. This requires not only a theoretical understanding of its meaning but also practical experience through reading, listening, and speaking exercises. By dedicating time to practice and review, you can ensure that this important vocabulary item becomes a permanent part of your linguistic repertoire.

Literal Translation
With correctness or in truth.
Grammatical Function
Adverb of manner modifying verbs.
Register
Standard to formal, suitable for both writing and polite speech.

او تمرینات خود را به درستی انجام داد.

He did his exercises correctly.

ماشین به درستی کار نمی‌کند.

The machine is not working properly.

آیا من منظور شما را به درستی فهمیدم؟

Did I understand your meaning correctly?

پروژه به درستی مدیریت شد.

The project was managed properly.

باید کلمات را به درستی تلفظ کنید.

You must pronounce the words correctly.

Learning how to use the adverb به درستی correctly in a sentence is a crucial step in mastering Persian syntax and grammar. As an adverb of manner, its primary function is to describe how an action is performed. In Persian, the standard word order is Subject-Object-Verb (SOV), and adverbs typically find their place immediately before the verb they modify, or sometimes at the beginning of the sentence for emphasis. When you want to say that someone did something correctly, you will place this adverb right before the main verb. For example, in the sentence 'He answered the question correctly' (او به سوال به درستی پاسخ داد), the adverb is positioned right before the compound verb 'پاسخ داد' (answered). This placement is relatively flexible compared to English, but keeping it close to the verb ensures clarity and natural flow. It is important to note that this adverb is highly versatile and can be paired with a wide variety of verbs. Some of the most common collocations include verbs related to performing tasks, such as انجام دادن (to do/perform), کار کردن (to work/function), فهمیدن (to understand), and استفاده کردن (to use). When you use it with these verbs, you are emphasizing that the action was carried out without errors, in the proper manner, or according to instructions. For instance, if a machine is functioning as it should, you would say 'دستگاه به درستی کار می‌کند' (The machine is working properly). If someone has grasped a concept accurately, you would say 'او موضوع را به درستی فهمید' (He understood the subject correctly). Another important aspect of using this word is understanding its role in negative sentences. To say that something was not done correctly, you simply negate the verb while keeping the adverb in its place. For example, 'او تمرین را به درستی انجام نداد' (He did not do the exercise correctly). This demonstrates how the adverb modifies the entire action, whether it is affirmative or negative. Furthermore, learners should be aware of the difference between using this adverbial phrase and using the simple adjective درست (dorost). While 'dorost' can sometimes function as an adverb in colloquial speech, using the full phrase with the preposition is considered more grammatically precise and is preferred in formal writing and careful speech. By consistently practicing the placement of this adverb with different verbs and in various sentence structures, learners can significantly improve their grammatical accuracy and expressive capabilities in Persian. It is highly recommended to create your own sentences using this word and have them checked by a native speaker or teacher to ensure you are applying the rules correctly. Over time, the correct usage will become intuitive, allowing you to communicate your thoughts with greater precision and confidence.

Sentence Position
Typically placed immediately before the verb it modifies.
Common Verbs
Anjam dadan (to do), Kar kardan (to work), Fahmidan (to understand).
Negation
The verb is negated, not the adverb itself (e.g., be dorosti anjam nadad).

دانش‌آموزان باید تکالیف را به درستی بنویسند.

Students must write the assignments correctly.

اگر دارو به درستی مصرف شود، موثر خواهد بود.

If the medicine is used correctly, it will be effective.

من نتوانستم سوال را به درستی بخوانم.

I could not read the question correctly.

سیستم به درستی نصب شده است.

The system has been installed properly.

لطفاً فرم را به درستی پر کنید.

Please fill out the form correctly.

The adverb به درستی is a ubiquitous element of the Persian language, and learners will encounter it in a wide variety of contexts, ranging from highly formal academic discourse to everyday conversational exchanges. Understanding where and how this word is used in different registers is essential for developing a natural and culturally appropriate command of the language. In formal contexts, such as news broadcasts, official documents, and academic papers, this adverb is heavily favored over its more colloquial counterparts. For instance, a news anchor reporting on a government policy might state that the policy must be implemented correctly (باید به درستی اجرا شود) to achieve its intended results. Similarly, in an academic essay, a student might argue that a particular theory has not been interpreted correctly (به درستی تفسیر نشده است) by previous researchers. In these settings, the use of the full adverbial phrase conveys a sense of precision, professionalism, and adherence to standard grammatical norms. It signals to the audience that the speaker or writer is communicating carefully and deliberately. Moving to professional and workplace environments, this word is frequently used in instructions, evaluations, and feedback. A manager might instruct an employee to complete a task properly (کار را به درستی انجام دهید), or a technician might report that a piece of equipment is now functioning correctly (دستگاه به درستی کار می‌کند) after repairs. In these situations, the word emphasizes the importance of accuracy, compliance with procedures, and achieving the desired outcome. Even in everyday, informal conversations, you will hear this word used regularly, although native speakers might sometimes opt for the shorter adjective درست (dorost) used adverbially. For example, a parent might tell a child to hold their pen correctly (قلمت را به درستی بگیر), or friends might discuss whether they understood a movie plot correctly (آیا داستان را به درستی فهمیدیم؟). Furthermore, this word frequently appears in educational settings, where teachers use it to instruct students and evaluate their performance. A teacher might praise a student for answering a question correctly (به درستی پاسخ دادی) or remind the class to read the instructions properly (دستورالعمل‌ها را به درستی بخوانید). By exposing yourself to a variety of Persian media, including news, podcasts, movies, and literature, you will develop a strong intuitive sense of when and where to use this versatile adverb. Pay attention to the types of verbs it commonly accompanies in different contexts, and try to mimic these patterns in your own speech and writing. This contextual awareness is a key component of language fluency and will help you communicate more effectively and naturally with native speakers.

Formal Contexts
News reports, academic papers, official documents, formal speeches.
Professional Contexts
Workplace instructions, technical manuals, performance evaluations.
Everyday Contexts
Conversations about understanding, fixing things, or doing daily tasks.

اخبار: قانون جدید باید به درستی اجرا شود.

News: The new law must be implemented correctly.

مدرسه: دانش‌آموز به سوال معلم به درستی جواب داد.

School: The student answered the teacher's question correctly.

محل کار: این نرم‌افزار به درستی کار نمی‌کند.

Workplace: This software is not working properly.

پزشکی: بیمار باید داروها را به درستی مصرف کند.

Medical: The patient must take the medications correctly.

روزمره: فکر نمی‌کنم آدرس را به درستی نوشته باشم.

Everyday: I don't think I wrote the address correctly.

When learning to use the adverb به درستی, Persian learners often encounter a few common pitfalls that can lead to grammatical errors or unnatural-sounding sentences. Being aware of these common mistakes is the first step toward avoiding them and improving your overall language proficiency. One of the most frequent errors is confusing the adverbial phrase with the simple adjective درست (dorost). While 'dorost' means correct or right and is used to modify nouns (e.g., جواب درست - the correct answer), the phrase with the preposition is an adverb used to modify verbs. For example, saying 'او کار را درست انجام داد' is common in spoken Persian, but in formal writing, it is much better to say 'او کار را به درستی انجام داد'. Using the adjective where the adverb is required in formal contexts is a hallmark of a learner who has not yet mastered the nuances of Persian register. Another common mistake involves the placement of the adverb within the sentence. As mentioned earlier, adverbs of manner typically belong immediately before the verb they modify. Placing the adverb too early in the sentence, such as before the subject or the object, can disrupt the natural flow of the sentence and sometimes even alter the emphasis in unintended ways. For instance, while 'به درستی او کار را انجام داد' is grammatically understandable, it places an unusual and often awkward emphasis on the adverb, whereas 'او کار را به درستی انجام داد' is the standard and natural word order. Furthermore, learners sometimes struggle with using this adverb in negative sentences. The mistake usually lies in trying to negate the adverb itself rather than the verb. In Persian, you negate the action, not the manner in which it was done. Therefore, you must say 'به درستی انجام نداد' (did not do correctly) rather than trying to create a negative form of the adverb. Additionally, some learners overuse this word when other, more specific adverbs might be more appropriate. For example, if you want to say someone spoke exactly or precisely, using دقیقاً (daghighan) might be better than using the general word for correctly. Expanding your vocabulary of adverbs will help you choose the most precise word for the context, rather than relying on a single catch-all term. By paying close attention to these common mistakes and actively practicing the correct usage patterns, you can refine your Persian grammar and sound much more natural and articulate. Regularly reading high-quality Persian texts and listening to native speakers will also help reinforce the correct patterns in your mind, making it easier to avoid these errors in your own communication.

Adjective vs Adverb
Using the adjective dorost instead of the adverbial phrase in formal writing.
Word Order
Placing the adverb too far from the verb it modifies.
Negation Errors
Failing to negate the main verb when expressing that something was not done correctly.

غلط: او جواب را به درستی است.
درست: او به درستی جواب داد.

Mistake: Using it as an adjective with the 'to be' verb.

غلط: به درستی او رفت.
درست: او مسیر را به درستی رفت.

Mistake: Incorrect placement at the beginning without context.

غلط: او کار را درست انجام داد. (در نوشتار رسمی)
درست: او کار را به درستی انجام داد.

Mistake: Using the colloquial adjective form in formal writing.

غلط: ماشین کار می‌کند به درستی.
درست: ماشین به درستی کار می‌کند.

Mistake: Placing the adverb after the verb.

غلط: او ننوشت به درستی.
درست: او به درستی ننوشت.

Mistake: Incorrect negation word order.

Expanding your vocabulary involves not just learning new words, but also understanding how they relate to other words with similar meanings. The adverb به درستی has several synonyms and related terms in Persian, each with its own slight nuances in meaning and usage. Exploring these similar words will greatly enhance your ability to express yourself precisely and variedly. One of the most common synonyms is به طور صحیح (be tore sahih), which translates almost exactly to 'in a correct manner'. The word صحیح is of Arabic origin and is often used in formal and academic contexts. Using 'be tore sahih' is entirely interchangeable with our target word in most formal situations, though it might sound slightly more elevated or technical. Another closely related word is دقیقاً (daghighan), which means exactly or precisely. While 'correctly' and 'exactly' overlap in meaning, 'daghighan' emphasizes the precision and exactness of an action rather than just its adherence to rules. For example, if someone hits a target dead center, you might use 'daghighan', whereas if they follow the rules of a game properly, you would use the target word. Similarly, the word کاملاً (kamelan), meaning completely or entirely, is sometimes used in similar contexts, especially when you want to emphasize that an action was done fully and without any omissions. For instance, 'I completely understood' (کاملاً فهمیدم) conveys a similar sentiment to 'I understood correctly', but focuses on the totality of the understanding. On the other end of the spectrum, it is also helpful to consider antonyms to fully grasp the semantic boundaries of the word. Words like اشتباه (eshtebah - mistakenly) or به غلط (be ghalat - wrongly) serve as direct opposites. Knowing these opposites allows you to construct contrastive sentences, which is a powerful rhetorical device. For example, 'He didn't do it wrongly, he did it correctly' (او آن را به غلط انجام نداد، بلکه به درستی انجام داد). Furthermore, in colloquial Persian, you will frequently hear the simple adjective درست (dorost) used as an adverb. While this is acceptable in everyday speech, recognizing the formal synonyms is crucial for reading comprehension and formal writing. By familiarizing yourself with this network of related vocabulary, you will not only improve your understanding of the target word but also build a richer, more nuanced lexicon that will serve you well in all aspects of your Persian language journey. Practice substituting these synonyms in sentences to see how the tone and slight meaning shift.

به طور صحیح (be tore sahih)
In a correct manner; highly formal, Arabic root.
دقیقاً (daghighan)
Exactly, precisely; emphasizes exactness over mere correctness.
کاملاً (kamelan)
Completely, entirely; emphasizes the fullness of the action.

او مسئله را به طور صحیح حل کرد.

He solved the problem in a correct manner. (Synonym usage)

شما دقیقاً همان کاری را کردید که گفتم.

You did exactly what I said. (Related word usage)

من منظور شما را کاملاً متوجه شدم.

I completely understood your meaning. (Related word usage)

او به جای اینکه کار را به درستی انجام دهد، آن را اشتباه انجام داد.

Instead of doing the work correctly, he did it mistakenly. (Antonym contrast)

در زبان عامیانه می‌گویند: درست انجامش بده.

In colloquial language they say: Do it right. (Colloquial equivalent)

How Formal Is It?

난이도

알아야 할 문법

Adverbs of manner placement in SOV languages.

Forming adverbs using Preposition + Noun (e.g., به + خوبی = به خوبی).

Negation of verbs modified by adverbs (prefixing 'na-' or 'ne-' to the verb).

Difference between Adjectives modifying Nouns and Adverbs modifying Verbs.

Using subjunctive mood after expressions of necessity (باید به درستی انجام شود).

수준별 예문

1

من کارم را به درستی انجام دادم.

I did my work correctly.

Subject + Object + Adverb + Verb.

2

آیا این را به درستی نوشتم؟

Did I write this correctly?

Question word + Object + Adverb + Verb.

3

او کلمات را به درستی می‌خواند.

He reads the words correctly.

Present tense verb modified by the adverb.

4

لطفاً به درستی گوش کنید.

Please listen properly.

Imperative sentence with adverb.

5

ماشین به درستی کار می‌کند.

The machine works properly.

Adverb modifying 'kar mikonad'.

6

من به درستی نمی‌دانم.

I don't know exactly/correctly.

Negative verb with adverb.

7

او به درستی جواب داد.

She answered correctly.

Simple past tense.

8

باید به درستی نگاه کنی.

You must look properly.

Modal verb 'bayad' with subjunctive.

1

شما باید فرم را به درستی پر کنید.

You must fill out the form correctly.

Adverb before the compound verb 'por konid'.

2

رایانه من به درستی روشن نمی‌شود.

My computer does not turn on properly.

Negative present continuous.

3

آیا آدرس را به درستی وارد کردید؟

Did you enter the address correctly?

Past tense question.

4

او نتوانست مشکل را به درستی توضیح دهد.

He could not explain the problem correctly.

Adverb modifying the infinitive in a complex sentence.

5

اگر به درستی تمرین کنی، یاد می‌گیری.

If you practice correctly, you will learn.

Conditional sentence type 1.

6

داروها باید به درستی مصرف شوند.

Medicines must be consumed properly.

Passive voice construction.

7

من منظور شما را به درستی متوجه نشدم.

I didn't understand your meaning correctly.

Negative past tense of 'motevajjeh shodan'.

8

آنها پروژه را به درستی تمام کردند.

They finished the project correctly.

Plural subject with past tense verb.

1

برای موفقیت در امتحان، باید به سوالات به درستی پاسخ دهید.

To succeed in the exam, you must answer the questions correctly.

Adverb phrase modifying 'pasokh dahid'.

2

سیستم گرمایشی ساختمان به درستی نصب نشده است.

The building's heating system has not been installed properly.

Present perfect passive negative.

3

مهم است که اطلاعات را به درستی به مشتریان منتقل کنیم.

It is important that we convey the information correctly to the customers.

Subjunctive mood after 'mohem ast ke'.

4

او ادعا کرد که وظایفش را به درستی انجام داده است.

He claimed that he had performed his duties correctly.

Present perfect tense in reported speech.

5

اگر دستگاه به درستی تنظیم نشود، خراب خواهد شد.

If the device is not set correctly, it will break down.

Passive conditional sentence.

6

ما باید مطمئن شویم که بودجه به درستی خرج می‌شود.

We must make sure that the budget is spent properly.

Passive present continuous in a subordinate clause.

7

هیچکس نتوانست به درستی پیش‌بینی کند که چه اتفاقی می‌افتد.

No one could correctly predict what would happen.

Adverb modifying 'pish-bini konad'.

8

دستورالعمل‌ها به درستی نوشته نشده بودند، بنابراین گیج شدیم.

The instructions were not written correctly, so we got confused.

Past perfect passive negative.

1

داده‌های آماری به درستی تجزیه و تحلیل نشدند و این منجر به نتیجه‌گیری غلط شد.

The statistical data were not analyzed correctly, and this led to a wrong conclusion.

Passive voice in a compound sentence.

2

مدیریت بحران نیازمند آن است که شرایط به درستی ارزیابی شود.

Crisis management requires that the situation be evaluated correctly.

Subjunctive passive after 'niazmand-e an ast ke'.

3

نرم‌افزار جدید تنها در صورتی کار می‌کند که پیکربندی شبکه به درستی انجام شده باشد.

The new software only works if the network configuration has been done correctly.

Present perfect subjunctive in a conditional clause.

4

انتقاد او از سیاست‌های دولت به درستی مطرح شد و مورد توجه قرار گرفت.

His criticism of the government's policies was raised correctly and received attention.

Passive voice with compound verbs.

5

بسیار حیاتی است که مفاهیم پایه پیش از ورود به مباحث پیشرفته به درستی درک شوند.

It is crucial that basic concepts are understood correctly before entering advanced topics.

Passive subjunctive in a complex sentence structure.

6

قاضی تأکید کرد که شواهد باید به درستی و بدون هیچ‌گونه تعصبی بررسی شوند.

The judge emphasized that the evidence must be examined correctly and without any bias.

Reported speech with modal passive.

7

اگرچه او تلاش زیادی کرد، اما نتوانست احساسات خود را به درستی بیان کند.

Although he tried hard, he could not express his feelings correctly.

Concessive clause with 'agarche'.

8

استفاده از این تجهیزات پیچیده مستلزم آن است که کاربران به درستی آموزش دیده باشند.

Using this complex equipment requires that users have been trained properly.

Present perfect subjunctive passive.

1

فقدان یک استراتژی مدون باعث شد که منابع مالی شرکت به درستی تخصیص نیابند.

The lack of a codified strategy caused the company's financial resources not to be allocated correctly.

Formal vocabulary with negative subjunctive.

2

پژوهشگر استدلال کرد که متون تاریخی به درستی توسط مستشرقین تفسیر نشده‌اند.

The researcher argued that historical texts have not been correctly interpreted by orientalists.

Present perfect passive in academic discourse.

3

برای جلوگیری از فروپاشی ساختاری، الزامی است که بار وارد بر ستون‌ها به درستی محاسبه گردد.

To prevent structural collapse, it is mandatory that the load applied to the columns be calculated correctly.

Highly formal passive subjunctive ('mohasebe gardad').

4

انتقال مفاهیم انتزاعی به زبان ساده هنری است که کمتر کسی به درستی از عهده آن برمی‌آید.

Transferring abstract concepts into simple language is an art that few people can handle properly.

Idiomatic expression 'az ohde-ye an bar amadan'.

5

سیاست‌گذاران باید اطمینان حاصل کنند که قوانین جدید به درستی و با در نظر گرفتن تمام جوانب اجرا می‌شوند.

Policymakers must ensure that the new laws are implemented correctly and by considering all aspects.

Complex sentence with adverbial phrases of manner.

6

عدم توانایی در برقراری ارتباط موثر نشان‌دهنده آن است که پیام به درستی رمزگشایی نشده است.

The inability to communicate effectively indicates that the message has not been decoded correctly.

Present perfect passive in a formal analytical statement.

7

منتقدان ادبی بر این باورند که نمادگرایی در این رمان به درستی بسط نیافته است.

Literary critics believe that the symbolism in this novel has not been developed properly.

Formal academic critique structure.

8

اجرای به درستیِ این پروتکل‌های امنیتی می‌تواند از نفوذ هکرها به شبکه جلوگیری کند.

The correct implementation of these security protocols can prevent hackers from infiltrating the network.

Using the adverbial phrase as a noun modifier (Ezafe construction) in highly formal text.

1

تنها با تبیین به درستیِ مبانی معرفت‌شناختی می‌توان به درک عمیقی از این مکتب فلسفی نائل آمد.

Only by correctly elucidating the epistemological foundations can one attain a deep understanding of this philosophical school.

Extremely formal academic structure with Ezafe.

2

دیپلمات ارشد تأکید ورزید که معاهدات بین‌المللی در صورتی ضامن صلح‌اند که مفاد آن‌ها به درستی و بدون سوءنیت تفسیر گردند.

The senior diplomat emphasized that international treaties guarantee peace only if their provisions are interpreted correctly and without malice.

Legal/diplomatic register with formal passive subjunctive ('tafsir gardand').

3

آسیب‌شناسی دقیق این بحران اقتصادی مستلزم آن است که متغیرهای کلان به درستی در مدل‌های اقتصادسنجی لحاظ شوند.

A precise pathology of this economic crisis requires that macroeconomic variables be correctly incorporated into econometric models.

Advanced academic vocabulary and complex syntax.

4

نویسنده با ظرافتی بی‌نظیر نشان می‌دهد که چگونه هنجارهای اجتماعی، در صورت عدم هدایت به درستی، می‌توانند به ابزار سرکوب بدل شوند.

The author demonstrates with unparalleled subtlety how social norms, if not guided correctly, can turn into tools of oppression.

Literary critique style with conditional phrase.

5

احیای بافت‌های فرسوده شهری پروژه‌ای بس خطیر است که اگر به درستی مدیریت نشود، تبعات جبران‌ناپذیری در پی خواهد داشت.

The revitalization of dilapidated urban fabrics is a highly critical project that, if not managed correctly, will have irreparable consequences.

Formal urban planning discourse.

6

در گفتمان حقوقی معاصر، احراز سوءنیت مجرمانه نیازمند آن است که شواهد مادی و معنوی جرم به درستی و با دقت موشکافانه تطبیق داده شوند.

In contemporary legal discourse, establishing criminal intent requires that the material and moral evidence of the crime be matched correctly and with meticulous scrutiny.

Highly specialized legal terminology.

7

پارادایم شیفت در علوم تجربی زمانی رخ می‌دهد که ناهنجاری‌های مشاهده‌شده دیگر نتوانند توسط نظریات پیشین به درستی تبیین گردند.

A paradigm shift in empirical sciences occurs when observed anomalies can no longer be correctly explained by previous theories.

Philosophy of science register.

8

هنر ترجمه متون کلاسیک در آن است که روح اثر اصلی ضمن حفظ امانت‌داری، به درستی در کالبد زبان مقصد دمیده شود.

The art of translating classical texts lies in the fact that the spirit of the original work, while maintaining fidelity, is correctly breathed into the body of the target language.

Poetic and highly literary phrasing.

자주 쓰는 조합

به درستی انجام دادن
به درستی کار کردن
به درستی فهمیدن
به درستی استفاده کردن
به درستی پاسخ دادن
به درستی اجرا شدن
به درستی مدیریت کردن
به درستی تشخیص دادن
به درستی ارزیابی کردن
به درستی درک کردن

자주 혼동되는 단어

به درستی vs درست (dorost - adjective)

به درستی vs صحیح (sahih - adjective/adverb)

به درستی vs دقیقاً (daghighan - exactly)

혼동하기 쉬운

به درستی vs

به درستی vs

به درستی vs

به درستی vs

به درستی vs

문장 패턴

사용법

nuances

Implies not just factual correctness, but adherence to a proper method or standard.

formality

High. Suitable for all formal writing and polite speech.

regional differences

Standard across all dialects, though pronunciation of 'o' in 'dorosti' might shift to 'u' in Afghan Dari (durusti).

자주 하는 실수
  • Using 'درست' instead of 'به درستی' in formal academic writing.
  • Placing the adverb at the very beginning of the sentence instead of before the verb.
  • Trying to negate the adverb (e.g., 'نا به درستی') instead of negating the verb.
  • Using 'به درستی' with the verb 'بودن' (to be) instead of using the adjective 'درست'.
  • Confusing it with 'به راستی' which means 'truly' or 'indeed', not 'correctly'.

Modify the Verb, Not the Noun

Always remember that 'به درستی' is an adverb. Use it to describe HOW an action is done. If you want to describe a noun (like a 'correct answer'), use the adjective 'درست'.

Keep It Close to the Verb

Persian is an SOV language. To sound natural, place 'به درستی' right before the verb at the end of the clause. Don't separate them with too many other words.

Learn the Root Family

Knowing that 'درست' means correct helps you remember that 'درستی' is correctness, and adding 'به' makes it 'with correctness' or 'correctly'.

Formal vs Informal

If you are taking a speaking test or talking to a boss, use 'به درستی'. If you are hanging out with friends, just saying 'درست' is perfectly fine.

Listen for the Preposition

Native speakers often blend the 'به' into the next word. Train your ear to catch 'bedorosti' as a single fluid sound in fast speech.

Boost Your Essay Score

Using compound adverbs like 'به درستی' instead of basic adjectives shows a higher level of grammatical control and will improve your writing scores in proficiency exams.

Negate the Action

Don't try to say 'not correctly' by changing the adverb. Say 'correctly didn't do'. Negate the verb: 'به درستی انجام نداد'.

Memorize Chunks

Don't just learn the word alone. Memorize it with common verbs: 'به درستی کار کردن' (to work properly) or 'به درستی فهمیدن' (to understand correctly).

Mix It Up

If you find yourself using 'به درستی' too much in an essay, swap it out for 'به طور صحیح' to show vocabulary variety.

Daily Check

Look around your room. Is your computer working properly? Say it in Persian: 'کامپیوتر من به درستی کار می‌کند'. Apply it to your daily life.

암기하기

기억법

Imagine a door (dorost) that opens perfectly and correctly every time. You go 'be' (to) the 'door-osti' to do things correctly.

어원

Persian

문화적 맥락

Highly formal and standard. In very casual street slang, people might just say 'dorost' or even 'radif' (sorted), but 'be dorosti' is expected in any polite or official context.

Found extensively in classical Persian literature and poetry, often used to describe moral righteousness or the true nature of things, beyond just factual accuracy.

Understood uniformly across all Persian-speaking regions (Iran, Afghanistan, Tajikistan), though pronunciation of vowels might vary slightly (e.g., 'durusti' in Dari/Tajik).

실생활에서 연습하기

실제 사용 상황

대화 시작하기

"آیا فکر می‌کنی اخبار را به درستی متوجه شدیم؟ (Do you think we understood the news correctly?)"

"چگونه می‌توانیم این مشکل را به درستی حل کنیم؟ (How can we solve this problem properly?)"

"آیا این دستگاه به درستی کار می‌کند؟ (Is this device working properly?)"

"به نظر شما، آیا او وظیفه‌اش را به درستی انجام داد؟ (In your opinion, did he do his duty correctly?)"

"چرا مهم است که کلمات را به درستی تلفظ کنیم؟ (Why is it important to pronounce words correctly?)"

일기 주제

Write about a time you didn't do something 'به درستی' and what happened.

Describe a process (like cooking a recipe) and emphasize doing each step 'به درستی'.

Argue why it is important to understand history 'به درستی'.

Write a formal letter of complaint about a service that was not done 'به درستی'.

Reflect on how learning Persian 'به درستی' changes your perspective.

자주 묻는 질문

10 질문

In casual spoken Persian, yes, 'dorost' is often used as an adverb (e.g., 'dorost anjam bede'). However, in formal writing, academic contexts, or polite speech, you must use the full phrase 'be dorosti' to be grammatically correct.

As an adverb of manner, it typically goes immediately before the verb it modifies. For example, 'او کار را به درستی انجام داد' (He did the work correctly). Placing it elsewhere can sound unnatural.

You do not negate the adverb itself. Instead, you negate the verb that follows it. For example, 'به درستی کار نمی‌کند' (It does not work properly).

It is used to modify actions, so it can apply to actions performed by people (he answered correctly) or the functioning of things (the machine works properly).

'Be dorosti' means correctly or properly, implying adherence to rules or facts. 'Daghighan' means exactly or precisely, emphasizing exactness. They are similar but 'daghighan' is stronger in terms of precision.

It is rare and usually only done for strong poetic or rhetorical emphasis. Standard word order dictates it goes near the end of the sentence, right before the verb.

No, 'dorost' is a word of Persian origin. Its Arabic equivalent often used in Persian is 'sahih'.

It is pronounced 'be do-ros-ti'. The 'e' is short like in 'bed', and the 'o's are short like in 'go' (but shorter). The final 'i' is long like 'ee' in 'see'.

Usually no. If you want to say 'It is correct', you use the adjective: 'این درست است' (This is correct). 'Be dorosti' modifies action verbs, not state-of-being verbs.

The most common opposites are 'به غلط' (be ghalat - wrongly) or 'اشتباه' (eshtebah - mistakenly).

셀프 테스트 180 질문

/ 180 correct

Perfect score!

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