do*/*/*/

[duː] (3rd person singular does weak [dəz] ; strong [dʌz] ; past tense did [dɪd] ; past participle done [dʌn] ) verb I

1) for forming questions and negatives

[auxiliary verb] used before another verb for forming a question or a negative

Do you like cheese?[/ex]

What did the doctor say?[/ex]

Didn't they tell you I was coming?[/ex]

I did not know the answer.[/ex]

Max doesn't live here any more.[/ex]

In conversation and informal written English the negative forms of the auxiliary verb ‘do', does not, do not, did not are shortened to doesn't, don't, and didn't.

2) for referring back to a previous verb

used instead of repeating the same verb that was used earlier

‘You promised to come with me.' ‘No I didn't.'[/ex]

She doesn't travel around as much as I do.[/ex]

I like Chinese food, but George doesn't.[/ex]

‘I enjoyed our trip to Brighton.' ‘So did I.'[/ex]

3) for emphasis

[auxiliary verb] used for emphasizing the meaning of a positive statement

I've forgotten her name, but I do remember her face.[/ex]

I did lock the door. I'm absolutely sure.[/ex]

4) perform an action, activity, or job

[T] to perform an action or job, take part in an activity, or complete a piece of work

I've done something awful.[/ex]

Have you done that essay yet?[/ex]

I just need to do my hair (= brush and arrange it).[/ex]

I do the cooking, and Peggy washes the dishes.[/ex]

There's nothing to do around here.[/ex]

I'm not sure what she does for a living (= what her job is).[/ex]

5) have an effect

[T] to have a particular effect on someone or something

Frost can do a lot of damage.[/ex]

The fresh air will do you good.[/ex]

What have you done to your hair?[/ex]

I'll never forgive him for what he did to me.[/ex]

6) for talking about health or success

[I] used for talking about someone's health, progress, or their general situation

Hi Sam! How are you doing?[/ex]

He did well in the exams.[/ex]

7) study

[T] British to study a subject

I'm doing English and History.[/ex]

•

what is sb/sth doing...? — spoken used for asking why someone or something is in a particular place[/ex]

[i]What's my diary doing on your desk?[/ex]

will do — used for saying that something is enough or is suitable for a particular purpose[/ex]

If you haven't got a bandage, a piece of clean cloth will do.[/ex]

I've only got 50 pence - will that do?[/ex]

- do away with sth

- do sth up

- do with sth

- do without (sb/sth)

II

noun [C] informal

do [duː]

a social event such as a party

•

do's and don'ts — instructions and warnings about what you should and should not do in a particular situation[/ex]