A1 contraction #48 よく出る 3分で読める

don’t

A short way to say 'do not' when you want to tell someone not to do something or to talk about things that are not true.

Explanation at your level:

You use don't to say 'no'. It is short for 'do not'. You say: 'I don't like coffee' or 'I don't speak French'. It is very easy to use! Just put it before the action word. Remember, use it with I, you, we, and they.

At this level, you use don't for habits. 'I don't eat meat on Mondays.' You also use it for simple commands. 'Don't be late!' It is very common in daily life. It makes your English sound friendly and fast.

Don't is essential for expressing opinions and preferences. You might say, 'I don't think that's a good idea.' It is also used in polite requests, like 'Don't worry about it.' It is standard in almost all spoken English situations.

In B2, you notice the register difference. While don't is perfect for emails to friends or colleagues, you might avoid it in formal reports. You also use it in complex sentences: 'Even though I don't have time, I will try to help.' It shows you understand nuance.

At the advanced level, you use don't to create emphasis or in rhetorical questions. 'Don't you think it's time to move on?' It is also used in idiomatic structures. Understanding when to use the full form 'do not' versus the contraction 'don't' is a sign of high-level control over the tone of your writing.

Mastery involves understanding the subtle stylistic choices behind contractions. In literature or high-level journalism, the choice between 'do not' and 'don't' can change the character's voice or the author's authority. You recognize that don't is not just a grammar point, but a tool for pacing and voice in both creative and professional writing.

30秒でわかる単語

  • Short for 'do not'.
  • Used for present tense negation.
  • Used for negative commands.
  • Essential for daily conversation.

The word don't is one of the most common contractions in the English language. It acts as a negative auxiliary verb that helps us say 'no' to actions in the present tense. Think of it as a bridge that connects the subject of your sentence to the action that isn't happening.

When you use don't, you are usually talking about habits or general facts. For example, 'I don't like broccoli' describes a general feeling. It is also the go-to word for giving negative commands, like 'Don't run in the hallway!' It makes your speech sound much more natural and less robotic than saying 'do not' every single time.

The history of don't is rooted in the natural evolution of the English language. Contractions are essentially linguistic shortcuts that humans have used for centuries to speak more efficiently. The word 'do' comes from Old English don, while 'not' is a shortened form of 'ne' plus 'whit' (meaning 'not a thing').

By the 17th and 18th centuries, writers began using apostrophes to indicate where letters had been dropped, a practice that became standard in literature. While 'do not' remained the standard for formal writing, don't became the hallmark of conversational English. It reflects the human desire to save breath and time while maintaining clear communication across different social settings.

In English, don't is used with the pronouns I, you, we, and they. It is a staple of casual and neutral registers. You will hear it in movies, podcasts, and friendly chats every day. However, in very formal academic papers or legal documents, you might still see 'do not' written out to emphasize the negative.

Common collocations include don't know, don't care, don't worry, and don't mind. These phrases are so common that they almost act as single units of thought. Using them correctly helps you sound like a fluent speaker who understands the rhythm of native English conversation.

Idioms often use don't to provide advice or warnings.

  • Don't count your chickens before they hatch: Don't make plans based on something that hasn't happened yet.
  • Don't look a gift horse in the mouth: Don't criticize a free gift or favor.
  • Don't hold your breath: Don't expect something to happen soon.
  • Don't judge a book by its cover: Don't form an opinion based only on appearance.
  • Don't rock the boat: Don't cause trouble or change a stable situation.

Grammatically, don't is used with the base form of the verb. The pronunciation in American English is /doʊnt/, where the 't' at the end is often unreleased or 'glottalized' in casual speech. In British English, it is also /dəʊnt/, often with a clearer 't' sound.

It rhymes with words like won't, font, and want (in some dialects). Remember that don't is strictly for I, you, we, they. For he, she, or it, you must use doesn't. This is a common hurdle for learners, but once you master the 's' for the third person, it becomes second nature.

Fun Fact

The apostrophe represents the missing 'o' from 'not'.

Pronunciation Guide

UK /dəʊnt/

Short 'o' sound with a clear 't' at the end.

US /doʊnt/

Long 'o' sound, often with a soft 't' at the end.

Common Errors

  • Pronouncing the 'o' like 'ah'
  • Adding an extra syllable
  • Ignoring the 't'

Rhymes With

won't font want taunt gaunt

Difficulty Rating

読解 1/5

Very easy to read

Writing 1/5

Easy to write

Speaking 1/5

Easy to say

リスニング 1/5

Easy to hear

What to Learn Next

Prerequisites

do not I you

Learn Next

doesn't didn't won't

上級

negation auxiliary verbs

Grammar to Know

Present Simple Negation

I don't eat meat.

Imperatives

Don't run.

Contractions

don't, can't

Examples by Level

1

I don't know.

I / do not / know

Simple negation

2

Don't go there.

Do not / go / there

Negative imperative

3

We don't have a car.

We / do not / have / car

Possession

4

They don't like cats.

They / do not / like / cats

Preferences

5

You don't need this.

You / do not / need / this

Necessity

6

I don't want to.

I / do not / want / to

Desire

7

Don't be sad.

Do not / be / sad

State of being

8

Don't touch it.

Do not / touch / it

Imperative

1

I don't think so.

2

Don't worry about me.

3

They don't live here anymore.

4

We don't usually go out on Sundays.

5

Don't forget your keys.

6

I don't understand the question.

7

You don't have to pay.

8

Don't tell anyone.

1

I don't mind if we stay late.

2

Don't get me wrong, I like the idea.

3

They don't seem to care about the rules.

4

Don't bother calling, he isn't home.

5

I don't suppose you have a pen?

6

Don't let the weather ruin your day.

7

We don't get many visitors here.

8

Don't take it personally.

1

I don't see how that follows.

2

Don't you think it's a bit risky?

3

They don't exactly have a reputation for speed.

4

I don't recall saying that.

5

Don't be so quick to judge.

6

We don't often see such dedication.

7

Don't underestimate the challenge.

8

I don't hold it against you.

1

Don't for a moment think this is over.

2

I don't particularly care for his tone.

3

Don't you dare give up now.

4

They don't so much as blink when things go wrong.

5

I don't see any reason to delay.

6

Don't let the simplicity fool you.

7

We don't stand a chance without help.

8

Don't be under any illusions about the cost.

1

Don't, I beg you, make the same mistake.

2

I don't know that I agree with that assessment.

3

Don't be so naive as to believe everything you hear.

4

They don't merely exist; they thrive.

5

Don't let the gravity of the situation escape you.

6

I don't find his argument particularly compelling.

7

Don't be misled by the initial data.

8

We don't, as a rule, interfere in such matters.

よく使う組み合わせ

don't know
don't worry
don't care
don't mind
don't forget
don't think
don't want
don't have
don't believe
don't see

Idioms & Expressions

"Don't count your chickens"

Don't rely on something before it happens

Don't count your chickens before they hatch.

casual

"Don't look a gift horse in the mouth"

Don't criticize a gift

He gave you a free car, don't look a gift horse in the mouth.

casual

"Don't hold your breath"

Don't expect it to happen soon

He said he'd pay me back, but don't hold your breath.

casual

"Don't judge a book by its cover"

Don't judge by appearance

He looks scary, but don't judge a book by its cover.

neutral

"Don't rock the boat"

Don't cause trouble

Everything is fine, don't rock the boat.

neutral

"Don't bite the hand that feeds you"

Don't be mean to someone helping you

She gave you a job; don't bite the hand that feeds you.

neutral

Easily Confused

don’t vs doesn't

Both are negative contractions

Subject agreement

I don't; She doesn't.

don’t vs didn't

Both are negative contractions

Tense

I don't (now); I didn't (past).

don’t vs won't

Both are negative contractions

Meaning

I don't (habit); I won't (future).

don’t vs not

Both are negative

Grammar

I am not; I don't go.

Sentence Patterns

A1

Subject + don't + verb

I don't like it.

A1

Don't + verb!

Don't stop!

B1

I don't think + clause

I don't think he knows.

B2

Don't you + verb?

Don't you want to go?

B2

I don't mind + gerund

I don't mind waiting.

語族

Verbs

do The base verb form

関連

doesn't Third-person singular
didn't Past tense

How to Use It

frequency

10/10

Formality Scale

Do not (Formal) Don't (Neutral) Don't (Casual) Don't (Slang)

よくある間違い

He don't like it. He doesn't like it.
Third-person singular requires 'doesn't'.
Don't to do that. Don't do that.
Don't is followed by the base verb, not 'to'.
I don't no. I don't know.
Confusing 'no' (the negative) with 'know' (the verb).
Don't you not go. Don't go.
Double negative is incorrect.
She don't have no money. She doesn't have any money.
Avoid double negatives in standard English.

Tips

💡

Memory Palace Trick

Imagine a big 'O' falling out of the word 'not'.

💡

When Native Speakers Use It

They use it in almost every conversation.

🌍

Cultural Insight

It sounds friendly and approachable.

💡

Grammar Shortcut

I/You/We/They = don't; He/She/It = doesn't.

💡

Say It Right

Keep it short and punchy.

💡

Don't Make This Mistake

Don't use 'don't' with 'he' or 'she'.

💡

Did You Know?

It is one of the top 50 words in English.

💡

Study Smart

Practice with the 'I don't' pattern.

Memorize It

Mnemonic

D-O-N-T: Do Only Nice Things.

Visual Association

A 'Do Not Enter' sign with a little 'T' added to the end.

Word Web

Negation Commands Habits Informal speech

チャレンジ

Write 5 sentences starting with 'Don't' today.

語源

English

Original meaning: Contraction of 'do' and 'not'

文化的な背景

None, but avoid in very formal legal writing.

Used universally across all English-speaking countries.

'Don't Stop Believin'' (Journey) 'Don't Speak' (No Doubt) 'Don't Look Back in Anger' (Oasis)

Practice in Real Life

Real-World Contexts

At home

  • Don't touch that
  • Don't forget to eat
  • I don't know where it is

At school

  • Don't talk
  • I don't understand
  • Don't be late

At work

  • Don't worry about the deadline
  • I don't have the files
  • Don't hesitate to ask

Travel

  • Don't go there
  • I don't have a map
  • Don't worry about the time

Conversation Starters

"Don't you think it's a nice day?"

"I don't know what to do tonight."

"Don't worry, I can help you."

"Why don't we go for a walk?"

"I don't believe you!"

Journal Prompts

Write about something you don't like.

What don't you want to do today?

Why don't people always tell the truth?

Describe a time you didn't listen.

よくある質問

8 問

It is better to use 'do not' in formal academic writing.

No, 'don't' is for I, you, we, they; 'doesn't' is for he, she, it.

It shows where the 'o' in 'not' was removed.

Not usually, but tone matters.

Yes, especially for commands.

Both are correct, but 'don't' is more conversational.

No, it is a contraction.

Didn't.

自分をテスト

fill blank A1

I ___ like pizza.

正解! おしい! 正解: don't

Use don't with 'I'.

multiple choice A2

Which sentence is correct?

正解! おしい! 正解: He doesn't go.

He requires 'doesn't'.

true false B1

Is 'don't' formal?

正解! おしい! 正解: 間違い

It is casual/neutral.

match pairs B1

Word

意味

All matched!

Matching meanings.

sentence order B2

下の単語をタップして文を組み立てよう
正解! おしい! 正解:

Correct question order.

スコア: /5

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Languageの関連語

abbreviate

C1

文字を省略して短くすること。スペースを節約したり、効率よく書いたりするために使われるよ。

ablative

B2

A grammatical case used in certain languages, such as Latin, to indicate movement away from, the source, or the instrument of an action. In English, these meanings are typically expressed using prepositions like 'from', 'with', or 'by' rather than specific noun endings.

abphonure

C1

A technical term in linguistics and phonetics referring to the intentional or accidental distortion of speech sounds, leading to a loss of phonetic clarity or a shift in meaning. It is often used to describe the degradation of sound quality in specific acoustic environments or the stylistic blurring of words in poetry and song.

abregous

C1

To summarize or condense a complex argument, document, or process into its most essential components. This verb is typically used when the goal is to provide clarity or speed up decision-making without losing the core meaning.

abridge

C1

本やスピーチなどの内容を、要点を守りつつ削って短くすること。権利などを制限するという意味で使われることもあるよ。

accentuation

B2

The act of emphasizing something or making it more prominent and noticeable to the observer. It also refers to the placement of marks or stress on specific syllables in linguistics to indicate correct pronunciation.

acerbic

C1

皮肉っぽく、批判的な話し方や書き方。鋭いユーモアがあるが、傷つけることもある。

acrimonious

C1

怒りや苦々しさに満ちていること。特に言葉遣いや人間関係において、敵意のこもった論争を指します。

acronym

B2

アクロニムとは、複数の単語の頭文字をつなげて作り、一つの単語として発音する省略語のことです。NASAなどがその代表例です。

adage

C1

昔からの言い伝えで、人生の教訓や真理を短くまとめた言葉のことだよ。

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