55. a) history doesn't all consist of dark times. some pages of history are bright and give people hope for the future. look at the pictures on p. 54 and comment on them. choose one of the events and give a talk on it. make an outline of what you are going to say beforehand. b) what other historic events could you put under the categories of dark and bright pages in history? you may ask your parents for advice.

ответ:1. When I returned home from work, the children had already learned their homework and were watching a movie on TV. 2. When the bell rang, Katya had already completed four tasks and was finishing the fifth. 3. When we met again, Nick had already graduated from university and worked in a medical center. 4. When I called for a friend, she had already collected all her things and was waiting for me on the street. 5. When I arrived a week later, they had already changed the windows and painted the walls.

Объяснение:

Mary (was speaking) to me when her little brother ( threw) her bag out of the window.
2. A few days later while he (was having) tea, the postman (brought) him a letter from his friend.
3. As soon as I (saw) him, I (understood) that he (was working) hard. He (was writing) something and (did not  notice) anything.
4. When did you friend ( return) from the South? She (returned) yesterday. Did you ( go) to the station to meet her? No, I (didn't), I (was) busy.
5. As soon as I (heard) a cry, I (ran) out of the room and (saw) that a child (was lying) on the ground and (crying). - What (happened)? – Why are you (crying)? – Have you (hurt) yourself? I asked.
6. Della (was hurrying) from shop to shop looking for a present for Jim.
7. The other day my sister and I (went) shopping together. We (entered) a big shop in Arbat Street. While my sister (was choosing) a new hat, I (looked for) a pair of gloves.
8. The moment he (heard) the news, Jim (called) me by telephone.
9. Just as I (was leaving) for home, a student (stopped) me in the hall.
10. When I last (saw) her she (was hurrying) along the road to the station. I (asked) her where she (was going) and she (said) to London, but I don’t think she (told) the truth because there (was not) any train to London at that time.
Nick (plays) football every day, but he (is not playing) football now.