ex.2
1) played
2) was playing
3) didn't play
4) wasn't playing.... She was playing..
5) wasn't sleeping
6) was cooking
7) washed
8) were doing
9) was sleeping
10) was sleeping... He was doing..
ex.3
1) fell / was painting
2) was reading / heard
3) saw / was wearing
4) took / wasn't looking
5) Was she wathcing...
6) wasn't driving / happend
7) were you doing...
8) came / were playing