|V
1) When we came, she had already translated the article.
2) What were you doing when it started raining?
3) Last spring, the flood destroyed the hall of the town.
4) Did he buy her a present yesterday?
5) The girl had never heard that music before the concert.
6) When you phoned, I was playing a new computer game.
7) When they arrived at the cinema, the film had begun already.
8) We did not dance a lot at the disco last night.
9) He was telling his friends a frightening story when somebody knocked at the door.
10)-
IIV
11) What was Linda doing when he came in?
12) Steven and Martin were playing chess at 5 pm.
13) What were you doing when you hear the scream?
14) Who had learned the words by Friday?
15) Had she done her homework before she went to school?
16) When I came home, my mum was cooking dinner for us.
17) What had Martin bought before he took the bus?
18) Did everybody enjoy the trip last summer?
19-20 не знаю
Объяснение:
1 different activities
2 the same