Task 5 Выберите грамматически правильные варианты из данных в скобках.

Решение:

1. By the time we had arrived, our friends had done all the job.
2. The Robinsons had driven home by bed time.
3. The teenagers had washed their bikes by the time their class began.
4. At 3 o'clock yesterday Kelly was doing her shopping.
5. When we returned, they had disappeared.
6. Willy had had lunch when I came into the dining room.
7. I had known everything before she called me.