Modal verbs презентация

You don’t have to pay to go to school.
You mustn’t work until you have finished school.
You must wear a uniform.
You can choose any elective course.
You need to work hard.
You may take dance classes.
You should stay at home if you are ill.
Must
Can
May
Should
+ to infinitive
Need
Have/has
Ought
+ to infinitive
Modal verbs (Modals)

Must
Глагол must переводится как "должен". Это самый "сильный" глагол долженствования. Must - это приказ.
You must rewrite the test as soon as possible. (Учитель говорит ученику).

После must смысловой глагол употребляется в форме инфинитива без частицы to.
You must do it immediately.
Mustn’t употребляется, когда запрещено что-либо делать (правилом, законом).
You mustn’t talk loudly in the library.

Have to
1. Выражает обусловленную обстоятельствами необходимость (вынужден).
The vet says we have to give some medicine to our dog.
She has to wake up at 6 a.m. tomorrow.
2. Had to – форма прошедшего времени для must и have to.
You had to do it yesterday.

3. don’t have to/ doesn’t have to употребляется, когда нет необходимости делать что-либо. You don’t have to buy extra bread.
He doesn’t have to wake up early.
4. didn’t have to – прошедшая форма для don’t have to/ doesn’t have to
They didn’t have to go shopping yesterday.

Can
возможность что-нибудь сделать
(могу, умею)
I can play the piano.
He can answer the question.
I cannot swim. (я не умею плавать)
He cannot understand.
Can you sing?
Can you help me?

Could – прошедшая форма от can
I could not ski when I was little.
She could not jump so high.

May
Разрешение (можно)
You may take my pen.
You may not touch it. (нельзя)
May I come in?
Предположение (может быть)
It may rain soon.
Be careful: you may fall.

Should
Следует
You should work more seriously.
Should + have+V3
You should have done it. (следовало сделать, а вы не сделали)

Must 99%
could 75%
might 40%
can’t 99%
1. My mum must have done it.
2. Ann could have phoned
3. He might have taken her mobile phone
4. She can’t have done it
Ex. 7 p.111