B) потому что она продолжала работать на протяжении 3х часов
1) had been working
2)went; what did you see?
3)had made
4) what were you doing?; I was watching television
5) have been reparing my motorbike
6)did; got up; set off; had been driving; realized
7)I have just heard; got.
Тree cherry ,little bee, green sheep, red cock, big shop, little ant, big lamp,big desk. Как-то так)
1. didn't go
2. was listening, was watching
3. did you ride
4. often went