Ответ:

1 He did his homework yesterday evening

2 He had done his homework by 7 o clock yesterday

3 She had boild the potatoes by the time mother came home

4 She had boild the potatoes half an hour ago

5 When Fred came to the club, his friend had gone already

6 Jenny had cleaned her room before she left

7 When they came to the bus stop, bus number 5 had gone already

8 My legs hurted yesterday because i had walked a lot

9 The lessons had started already when we arrived

Объяснение:

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