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← Grammar reference

NEGATION

Negation

Add not (n't) after be, have and modal verbs; with other verbs use don't, doesn't or didn't + the base verb. One negative word per sentence.

be / can / willother verbs
+She is lateShe works here
−She isn't lateShe doesn't work here
?Is she late?Does she work here?

Short forms: isn't · aren't · haven't · can't · won't · After don't / doesn't / didn't the verb is base form · Never two negatives: I don't know anything

A1

Be, can and will + not

New

With be, can and other modal verbs, add not (or n't) after the verb. No do is needed.

subject+ be / can + not+ rest of the sentence

  • She isn't at home.
  • I can't swim.
  • She doesn't be at home.
  • She isn't at home.

Quick Check

1/4

Choose the form

My parents   at home now.

A1

Don't and doesn't

New

In the present simple, use don't or doesn't before the base verb. After doesn't the verb has no -s.

subject+ don't / doesn't+ base verb

  • I don't like coffee.
  • She doesn't work on Sundays.
  • She doesn't works on Sundays.
  • She doesn't work on Sundays.

Quick Check

1/4

Type the answer

We watch TV in the morning.

A2

Didn't

New

In the past simple, use didn't + base verb with every verb except be. The past is already in didn't.

subject+ didn't+ base verb

  • I didn't see him yesterday.
  • They didn't call me.
  • I didn't went to school.
  • I didn't go to school.

Quick Check

1/4

Choose the form

He   to the party.

A2

Negatives with be and have

New

In continuous and perfect tenses, put not after be or have: am not, isn't, haven't, wasn't, hadn't. Do not add do.

subject+ be / have + not+ -ing / past participle

  • I'm not working today.
  • She hasn't finished yet.
  • I don't working today.
  • I'm not working today.

Quick Check

1/4

Type the answer

One word is in the wrong form. Type the correct form.

She doesn't reading now.

A2

No, any and never

New

English uses one negative word per sentence: not … any / anything / anybody, or no / nobody / nothing / never on their own.

subject+ don't + verb+ any / anything / anybody

  • I don't have any money.
  • Nobody knows the answer.
  • I don't know nothing.
  • I don't know anything.

Quick Check

1/4

Type the answer

One word is in the wrong form. Type the correct form.

I don't know nothing about it.

B1

I don't think …

New

To say you think something is not true, put the negative in the first verb: I don't think … Not in the second clause.

I+ don't think+ clause

  • I don't think it's a good idea.
  • I don't believe he is at home.
  • I think it isn't a good idea.
  • I don't think it's a good idea.

Quick Check

1/4

Put in order

Tap the words in the order of the sentence.