Open the brackets using the correct form of the infinitive. Translate the sentences into Russian.

I. George must (be) pleased that he has passed his examination. 2. I found this baby bird at the foot of a tree. It must (fall) from a nest. 3. During the storm, the captain was on the bridge the whole time. He must (be) exhausted afterwards. 4. If Fred left here at four o'clock, he must (be) home by now. 5. Look, there's a tree right across the road! So there is. It must (be) blown down by the gale last night. 6. I sat on a seat in the park and now my coat is covered in green stripes. The paint must (be) wet. 7. As soon as I switched on my new electric cooker there was an explosion. There must (be) something wrong with it. 8. I don't know at what time I went to bed last night, but it was late It must (be) after midnight. 9. Look, the streets ajre wet; it must (rain) now. 10. He promised to come at six, but he didn't. He must (forget) his promise. 11. I didn't hear the telephone. I must (be) asleep. 12. He must (be) very careless if he makes such mistakes. 13. The baby woke up when she went into the bedroom. She must (make) a noise. 14. The taxi-driver got to the airport in half an hour. He must (drive) very fast. 15. He never got the letter. It must (send) to the wrong address.

59. Open the brackets using the correct form of the infinitive. Translate the sentences into Russian.

1. I wonder who broke the cup; it can't (be) the cat for she was out all day. 2. Is it your dog running in the garden? — No, it can't (be) my dog. My dog is at home. 3. He couldn't (catch) the 9.20 train because he didn't leave home till 9.25. 4. She can't (read) four hours running. She has read only two pages. 5. He says he saw you at the theatre yesterday.— He couldn't (see) me. I wasn't there. 6. He returned home with a tiger cub. 7. His wife can't (be) very pleased about that. 7. The door was open.— It couldn't (be) open. I had locked it myself and the key was in my pocket. 8. I saw Ann in the library yesterday.— You couldn't (see) her; she is still abroad. The lecturer is a tall thin man with white hair.— Then it can't (be) Dr. Smith because he is short and fat. 9. We went sailing on a lake in a London park. I think it was the Round Pond.— It couldn't (be) the Round Pond. There are only toy boats there. 11. I suppose it is Charles who always leaves the kitchen in such a mess.— No, it can't (be) Charles. He never has a meal in. 12. We went to a restaurant and had a very good dinner for 75 p.— You couldn't (have) a very good dinner if you only paid 75 p.

60. Open the brackets, using the correct form of the infinitive. Translate the sentences into Russian.

1. I saw them in the street but they didn't stop to speak to me. They may (be) in a hurry. 2. My name is not writ­ten in this book, but it may (be) mine. 3. People were waiting but the bus didn't stop. It may (be) full. 4. I know she was in because I heard her radio but she didn't open the door. She may not (hear) the bell. 5.1 can't think why they didn't try to help him. They may not (realize) that he was drowning. 6. He might (thank) us. (We are of­fended that he didn't.) 7. He may (be) on the next train. Let's wait. 8. Nobody knows how people first came to these islands. They may (sail) from South America on rafts. 9. You might (be) right but I don't think you are. 10. Tom: What's happened to Jack? We said 7.30 and now it's 8.00 and there's no sign of him. Ann: He may (forget) that we invited him. He is rather forgetful. Tom: Or he may (get) lost. He hasn't been to this house before. 11. If you said that, he might (be) very offended. 12. I've lost one of my gloves.— The puppy might (take) it. I saw him running by just now with something in his mouth. It might (be) your glove. 13. Ann: Why didn't you waiMor me yesterday? Tom: I waited five minutes. Ann: You might (wait) longer! 14. It may (rain), take a coat. 15. He said that it might (rain). 16. I wonder how the fire started.— Oh, someone might (drop) a lighted cigarette. Or it might (be) an electrical fault. 17. I wonder why they didn't go. The weather may (be) too bad.

61. Open the brackets using the correct form of the infinitive. Translate the sentences into Russian.

1. I should (send) him a birthday card, but I forgot to. 2. He didn't mean to be rude; you shouldn't (be) so angry with him yesterday. 3. It's three o'clock and I'm feeling very hungry; I should (eat) more for lunch. 4. The little boy was playing with his father's typewriter and of course he broke it; he shouldn't (allow) to play with it. 5. The old man ran to catch the bus, although he had a weak heart. He shouldn't (run). 6. I was very tired last summer and I should (take) a holiday, but there was too much work to do. 7. When he went into his bedroom, he found it icy cold; he shouldn't (leave) the windows open. 8. The workmen are very slow; the job should (finish) a week ago. 9. To someone who was not at the party: "We had a wonderful time; you should (be) there." 10. You shouldn't (go) out yesterday without a coat. No wonder you caught cold. 11. You should (cross) the road by the subway, (but you didn't) 12. He should (check) that his brakes were working properly, (but he didn't) 13. He should (thank) us. (we are offended that he didn't) 14. You should (warn) him that the ice was dangerous, (but you didn't) 15. Mother (very anxious about her son, aged ten): Where is he? He should (be) here an hour ago! (It's now 5.00 and he is usually home by 4.00.) 16. Tom's had another accident. He came out of a side road rather fast and a lorry crashed into him. It sounds like Tom's fault. He should (wait) till the main road was clear. 17. I had to walk home yesterday: I had no money for my fare.— You should (tell) me! I would have lent you the money. 18. Why are you so late? You should (be) here two hours ago! 19. Tom (looking out of the window): Fortunately that teapot didn't hit anyone, but you shouldn't (throw) it out of the window, Ann! You could have killed someone.

62. A. Open the brackets using the correct form of the infinitive. Translate the sentences into Russian.

1. You needn't (send) a telegram; a letter would have done. 2. She washed all the plates, but some of them had not been used; they needn't (wash). 3. You needn't (buy) a new one. I could have lent you mine. 4. I knew I had to be at the airport before ten o'clock; I needn't (tell). 5. You needn't (help) him. (You helped him but he didn't need help.) 6. He was wide awake when his mother called him at seven o'clock this morning; he needn't (call). 7. The gardener planted the flowers in March, but they needn't (plant) until May. 8. Why did they paint the garage doors? They were painted a few months ago. They needn't (paint) again. 9. I bought two bottles of milk.— You needn't (buy) milk; we have lots in the house. 10. I have just watered the roses.— You needn't (water) them. Look, it's raining now!

B. Add two sentences to each of the following: I) 'needn't'-)- per­fect infinitive, 2) 'could' + perfect infinitive. Use the words given after each sentence, for example:

He got to the station half an hour before the train left, a) take a taxi, b) walk.

Answer: 1. He needn't have taken a taxi. 2. He could have walked.

1. His shirt was quite clean, a) change it; b) wear it for another day or two.

2. Mary had only a very slight cold, a) be absent yesterday; b) come to school.

3. It was a warm sunny day. a) stay indoors; b) sit in the garden.

4. I got his letter yesterday, saying he was coming to see me. a) write; b) phone.

5. He wasn't hungry, a) cook a big meal; b) make a few sandwiches.

6. Her suitcase was very light, a) give it to a porter; b) carry it herself.

7. It didn't rain all day. a) take an umbrella; b) leave it at home.

8. The letter was not important, a) keep it; b) tear it up.

9. The bus was fuil, but I jumped on. a) do so; b) wait for the next bus.

10. There were plenty of empty seats, a) stand; b) sit down.

11. There was a play on television last night, but Jack didn't enjoy it. a) watch it; b) turn off the set.

63. Translate into English.

1. Вы могли бы предупредить меня раньше. Я ничего не знал о случившемся. 2. Он много работал в послед­нее время. Он, должно быть, очень устал. 3. Вам не нуж­но было так спешить. Вы бы все равно не опоздали, даже если бы не спешили. 4. Он не мог успеть на поезд в 10 часов утра, так как был дома до без пятнадцати минут 10, а чтобы доехать до вокзала требуется не меньше получаса. 5. Она, должно быть, мало работала в тече­ние семестра, поэтому так плохо сдала экзамены. 6, Я знаю, что он был дома. Странно, что он не открыл дверь. Может быть, он не слышал звонка. 7. Вы говорите, что ваш сын сломал будильник. Вам не следовало разре­шать ему играть с ним. 8. Зачем вы купили хлеб? Не нужно было этого делать. У нас его еще много. 9. Вам не следовало вчера гулять в дождь. Теперь вам придется провести несколько дней дома. 10. Где же Анна? Она никогда не опаздывает. Может быть, она забыла, что мы ее ждем.

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