Exercise 20. Choose the right variant

1) Don't argue with her, you _____ her age.

a) need respect

b) have to respect

c) ought to respect

d) are to respect

 

2) You ______it long ago.

a) must do

b) should have done

c) needn't have done

d) are to do

 

3) This is serious; you _______ at it.

a) haven't to laugh

b) should not laugh

c) don't have to laugh

d) must not have laughed

 

4) There _____ an interesting concert last night, but I didn't feel well and __________ home.

a) had to be, had to stay

b) should be, was to stay

c) must be, ought to stay

d) was to be, had to stay

 

5) According to the rules a football player ________ the ball with his hands.

a) must not touch

b) need not touch

c) don't have to touch

d) must not have touched

 

6) The situation was dangerous. You ______ frightened.

a) should have got

b) must have got

c) have to get

d) need have got

7) We ________to write and thank them for their hospitality.

a) must not forget

b) must not have forgotten

c) shouldn't forget

d) don't have to forget

8) Why ________I know where he is?

a)  should

b)  must

c) need

d) ought

 

9) They ________ more polite.

a) need have been

b) should have been

c)  must have been

d) are to have been

 

10) You _________ so much noise or you'll wake up the baby!

a) must not make

b) must not have made

c) needn't have made

  d) don't have to make

                                                                                                             

Exercise 21. Fill in the blanks with can/can't or be (not) able to in the proper form

 

1. He ____speak English rather fluently, but that time he ____ say a word. 2. He has never ___ speak in public. 3. I used to ____ speak German very well. 4. You ____ marry her, but you ____ make her love you. 5. I ____ do it on Friday, but I ____ do it next week. 6. ____ you give me a lift to the station, please? 7. I used ____ eat a kilo of sweets for supper. 8. I have never ___ ride a bicycle. 9.You ____ see him at the meeting. He was ill. 10. I'd like ____ski very well. 11. Luckily I ____ find a taxi. 12. I _____ drive when I was fifteen. 13. I ____ hear somebody running. 14. He did not want to go there, but we ______ to persuade him. 15. She sighed.

 I ______ feel her hands shaking.

 

Exercise 22. Translate into English/Russian

 

a) 1. My brother can play chess very well. 2. They could ride a bike. –  Could they ride a bike? 3. Sorry, but I cannot help you. 4. I cannot speak to you now but I can call you in the evening. 5. In New York it can be difficult to rent an apartment. 6. Can/could you tell me where the nearest bus station is? 7. They cannot have missed the last bus. 8. Can’t you just stop telling silly jokes to the guests? 9. I couldn’t help telling him the truth. 10. They can’t but help you in such a difficult situation. 11. He spoke very quickly, but I was able to (managed to) understand him. 12. Soon I will be able to read German books without a dictionary. 13. We can go to a bar this evening. 14. It could rain tonight. 15. He couldn’t have  seen  her.

16. He can be anywhere right now. He can be playing football with his friends. 17. You could at least have warned me!

 

b) 1. Мой друг умеет говорить по-японски. 2. Мои друзья могут танцевать сальцу (salsa). 3. Он умеет плавать. –  Он умел плавать.

4. Они умели ездить на велосипеде. 5. Ты умеешь водить машину?

6. Я могу взять твою машину на выходные? (просьба) – Да, можешь. (разрешение) Но нельзя превышать скорость. (запрет) 7. Неужели эти туфли столько стоят? (удивление) 8. Не может быть, чтобы он работал круглые сутки. (недоверие) 9. Не может быть, чтобы он уснул во время встречи. 10. Не верится, что они опоздали на последний автобус. 11. Неужели ты не можешь нормально общаться с ее друзьями? 12. Мне ничего не оставалось, кроме как согласиться с ним (couldn’t but). 13. Я не мог не рассмеяться. 14. Терпеть его не могу (stand). 15. Вечером может пойти дождь. 16. Скоро я смогу водить машину самостоятельно. 17. Все не могли не согласиться с ним.

 

Exercise 23. Express your surprises and disbelief using can/could

A in interrogative sentences

E x a m p l e: He is working now. – Can/Could he be working now?

1. He was at the party yesterday. 2. They are in Germany. 3. He has broken his leg. 4. They were sent to prison. 5. She got married. 6. He studies at Cambridge University. 7. She has been practising the violin for five years. 8. He has made an interesting report. 9. He has won a lot of money in the casino. 10. They will go to the Canaries next summer. 11. He has passed his English exam. 12. She will be forty in June. 13. She is stubborn. 14. He was a cruel man.

 

B in negative sentences

E x a m p l e: He bought a new car. – He can't/couldn't have bought a car.

1. You are mistaken. 2. They forget about the meeting. 3. He is writing a new novel now. 4. She has bought a new fur coat. 5. He had an  accident.

6. Mary will invite the Jones to her place for the weekend. 7. They upset our plans. 8. She  wastes a lot of time. 9. Mr.  Fox is a  reliable  person.

10. She is making a cruise now.