Complete the sentences using must not / mustn't or do not / don't have to

1) Campers___play music after 10 p.m.

2) Students___ ask permission to stay out after midnight.

3) Bicycles___ be parked in the front of the courtyard.

4) Residents___ hang clothes on the windows.

5) The British ___ get visas to travel in Western Europe.

6) Passengers___ lean out of the windows.

7) You___ pay for your tickets now.

8) It's rained a lot, so we___ water the garden.

9) You___ disturb your sister while she's working.

10) You___ knock when you come into my room.

 

2. Fill in: mustn't, needn't or can't.

John, I want you to look after your brother this evening. He 1) ...... go

out and he 2)..........., forget to do all his homework. You 3)........... let

him watch TV until he's finished it. He 4)…….......... watch the film either

- it starts very late. He 5)....................... have a bath; he had one in the

morning. There's a cake in the cupboard but you 6)................ eat it all-

leave some for your sister. You 7)…............ do the washing-up: I'm going

to do it tomorrow. You 8) .............. make too much noise. We might be

quite late home because we 9)................ leave the party tonight until

most of the guests have left. And you 10).............. go to bed without

having a wash and brushing your teeth. But you 11).......... wait for us.

 

III. Физическая возможность

can/could - мочь, уметь

Can you swim? – Вы умеете плавать.

to be able to – быть в состоянии, мочь

He was able to win the race. – Он смог выиграть гонку.

 

1. Put in «can» or «can't» if possible; if not, use «could» or «will be able to».

1) I___ pick it up tonight, if that's convenient.

2) I think I___ speak English quite well in a few months.

3) We need some more oil.' 'OK, I___ let you have some this week.'

4) Dr. Parker___ see you at 12 on Tuesday.

5) She___ walk again in a few weeks.

6) If we took the wheels off, we___ get it through the back door.

7) Do you think one day people___ travel to the stars?

8) This week's no good, but I___ bring the car in next week.

9) If I practiced a bit, I___ be pretty good at tennis.

10) In a few years, computers___ think better than we do.

11) She___ give you a lesson this evening.

12) I'm free at the weekend, so the kids___ come round.

13) I'll post your letter, but I don't think the postman___ read the address.

14) I___ do your job with no trouble at all.

15) We're busy this week, but we___ repair it by next Thursday.

 

IV. Возможность, вероятность действия

сan– наверное

may – возможно

He may be back soon. – Возможно, он скоро вернется.

might – возможно

could – возможно

must – должно быть

can’t – вряд ли

can he be …? – неужели он …

 

1. Fill in: can't, could, may or might.

Sue : How old do you think Steve is? Mary: He 1)...............be a bit older than we are, but he certainly 2)............ be more than 25.

Sue: I don't know. He 3)......................... be older than you think. He takes very good care of himself, you know. He 4)......................... be as old as thirty.

Mary: No, he 5)......................... be. I know because he left school just before I did.

Sue : You 6)......................... be right, but I'm still not really convinced.

 

Choose the correct form of the verbs.

1) You must be / can't be very proud of your son winning so many prizes.

2) The film has been such a big success I guess it must be / can't be easy to get tickets to see it.

3) I'm sure you could mend this if you really tried. You must be / can't be using the right tools.

4) You must be / must have been thirsty after carrying those heavy boxes. Shall I make some tea?

 

V. Разрешение на действие, просьба, предложение

сan – можно?

could – можно (более вежливое) Could you help me? – Вы не могли бы мне помочь?

may – позвольте. May I use your phone? – Можно воспользоваться вашим телефоном?

might – позвольте (более вежливое)

to be allowed to -разрешается

would you like – вы бы не хотели?

shall, will – предложение, просьба

Will you do me a favour? – Вы не сделаете мне одолжение?

Shall I help you? – Вам помочь?

 

1. Rewrite these sentences using «can», «could» or «may».

1) I'd like to talk to you for a minute, Bill, (friendly)

2) I would like to use your phone, (more polite)

3) I would like to stop work early today, (formal)

4) Take my bike if you want to.

5) Are children allowed to go into pubs?

6) I don't want you to come into my room.

7) I would like to speak to Jane, if she's there, (polite)

8) I would like to have a beer, (friendly)

9) Are students allowed to use this library?

10) I would like to pay you tomorrow, (polite)

 

 

Rewrite these sentences, beginning with ...,Can I...? You can ..., Can you ...? Could you ...? or I wonder if you could...?

1) Would you like me to take your coat?

2) Start cooking the supper now, please.

3) I'd be glad if you would translate this for me. (friendly)

4) I'd be glad if you would translate this for me. (polite)

5) Why not watching a video if you don't know what to do?

6) Why don't you spend the day with us if you're free on Saturday?

7) I don't mind feeding the horses, if you'd like me to.

8) I'd be glad if you would lend me £5. (polite)

9) Tell me when it's time to go. (friendly)

10) I'd be grateful if you would tell me when it's time to go. (polite)

 

Review

I. Translate the following sentences into Russian.

1. This must be Jack's house

2. It can't be 7 o'clock already!

3. Shall I open the door for you?

4. You should buy a new car.

5. You can't leave before 12 o'clock.

6. You may come in now.

7. Could I ask you a question?

8. He ought to be more careful.

9. There might be some apple pie left.

10. We've got to run to catch the bus.

11. Would you like me to give you a lift?

12. Can you pass me the salt, please?

13. I must go to the dentist's.

14. You can leave your coat here.

15. You mustn't tell anyone what happened.

16. I'll answer the phone for you.

17. He could play the piano when he was young.

18. She needn't wait for us.

19. Do I have to come with you?

20. Neil may not remember my phone number.

21. I didn't need to go to the bank yesterday.

22. You must listen to your parents!

23. He may know something about it.