1 was, went
2 what were you doing, I was playing
3 I saw, he was crossing
4 he was repairing
5 did they go
6 did you go
7 came, was reading
8 were you having
9 did you watch, we were watching
10 I didn't see
11 we were discussing
12 took, ran
13 why didn't you go on a tramp last summer?
14 What is she doing when the accident happened? I was walking out the hospital.