1.played
2.was plaing
3.was playing
4 were playing
5. What was Nick doing...
6.whar were you doing
7.wasn't sleeping
8.did-read
9.what was he doing_ha Read a book
10.was sleeping
11.didn't play
12.wasn't playing
13.was cooking
14.was cooking
15.washed
16.were washing
17.Did you do...
18.Were you doing
19 Why she wasn't sleeping
20.He was sitting