Лекция: You must have done it. — должно быть, сделали

Упражнение 553

Вставьте модальные глаголы should или must.

1. a) You… have studied the material thorough­ly. I see you have made no mistakes in the paper, b) You… have studied the material thorough­ly. Then you would not have made so many mistakes.

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Модальные глаголы

2. a) She… have followed the doctor's advice.

She would have recovered by now. b) She… have followed the doctor's advice. She looks very fine.

3. a) You… have ignored the instructions of your

tennis coach. That's why you lost the game, b) You… have followed the instructions of your tennis coach. Then you would have won the game.

4. a) She… have forgotten to take her medicine, b) She… have remembered to take her medi­cine.

5. a) I… have got on the wrong bus. I cannot rec-

ognize the places we are passing, b) I… have looked carefully at the number of the bus. Now I must change buses, and I am afraid I shall be late.

Упражнение 554

Вставьте модальные глаголы should или had to. Раскройте скобки, употребляя требующуюся форту инфинитива.

1. I could not stand that noise any longer. I… (to go) out and (to tell) them to stop. 2. How can you work in this noise? You… (to tell) the children to stop. 3. I… (to take) a taxi, otherwise I should have missed the train. 4. You walked all the way here car­rying this heavy suitcase. You… (to take) a taxi.

5. They won't be able to buy anything but lemonade on the train. You… (to give) them some sandwiches at least. 6. Mother was coming to dinner, so I… (to bake) her favourite cake. 7. You knew I was bring­ing people to dinner. You… (to bake) a cake. 8. He was out when we came, and we… (to wait) for over an hour. 9. It was raining hard. We… (to wear) our raincoats. 10. She is quite an authority. You… (to ask) her.

Упражнение 555

Вставьте модальные глаголы should или had to. Раскройте скобки, употребляя требующуюся форму инфинитива.

1. Mike isn't here. He… (to leave) early. 2. The car broke down and they… (to get) a taxi. 3. You… (to disconnect) the computer yesterday. There's something wrong with it. You can't send e-mail now. 4. She… (to go) shopping last Friday because there was nothing in the fridge. 5.1… (to write) this com­position yesterday, but I was too busy as I… (to translate) a very long text from English. 6. I… not (to take) my little brother to the evening perform­ance, he was so excited; but I really… (to do) so, for there was nobody at home to leave him with. 7. You… (to see) our team play! You have missed a lot. You… (to go) to the stadium. 8. It was a very important meeting and we… (to attend) it. That's why we returned home late. 9. He… (to attend) the lesson: the material which the teacher explained was very difficult, and now it will be impossible for him to write the paper well. 10. Although he felt unwell, he… (to attend) the lesson, because the teacher ex­plained some very difficult material.

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Модальные глаголы