1.B:3.was watching
4.was doing
2.A:1.How did Anne break her leg?
B:2.was riding
3.Fell
4.Lend
5.Did she go to hospital?
3.1.When did you see Peter?
2.While I was doing....
4.1.I called you
2.You didn't answer
3.I was jogging
5.1.Did you hear?
2.was riding
3.jumped out
4.tried
5.fell
6.wasn't hurt
(вроде как,Прошу простить если будут ошибки,а так,удачи)