Не знаю как добавить ответ уже к существующему вопросу из архива, поэтому делаю так (вдруг кому пригодится): fill in must/mustn't, have (has) to/don't (doesn't)have to 1) do your homework 2) me umbrella.it's raining 3) walk on thin ice. 4) go to school today.it's sunday 5) to the dentist 6) animals at the zoo ответ: 1. must 2. have to take 3. don't have to 4. mustn't 5. must 6. don't have to

1) I (was sitting) in a cafe when you (called)
2) When you (arrived) at the party, who (was) there?
3) Susie (was watching) a film when she (heard) the noise.
4) Yesterday I (went) to the library, next I (had) a swim, later I (met) Julie for coffee.
5) We (were playing) tennis when John (hurt) his ankle.
6) What (were they doing) at 10pm last night - it was really noisy?
7) He (was taking) a shower when the telephone (rang).
8) He (was) in the shower when the telephone (rang).
9) When I (walked) into the room, everyone (was working).

1. When I came into the kitchen, my mother (was cooking).

2. I (was not sleeping) at nine o'clock yesterday.

3. He (was sitting) at the table the whole evening yesterday.

4. He (was playing) computer games from two till three o’clock yesterday.

5. I (was not  playing) the piano at four o'clock yesterday. I (was  reading) a book.

6. When I (opened) the door, the cat (was  sitting) on the table.

7. At this time yesterday I (was  going) home.

8. When I ( met) Tom, he (was  going) to the shop.

9. Father (was  watching) TV at ten o'clock yesterday.

10. They (were  playing) in the yard the whole evening yesterday.

11. Yesterday he ( wrote) a letter to his friend.

12. At five o'clock yesterday Helen (was  cooking) soup.

13. He ( began) repairing his bicycle in the morning yesterday.

14. She ( fell) asleep at eleven o'clock yesterday.

15. When I ( rang) up my friend, he (was  sleeping).

16. When mother ( came) home, the children (were playing) on the carpet.

17. He (was  sitting) at the table the whole evening yesterday.

18. We (were playing) computer games the whole evening yesterday.