1-was picking
2-was he shouting
3-were swapping
4-wasn't joking
5-Was Misha digging
6-weren't hurrying
7-was carrying
8-were driving
9-Was the teacher explaining
10-weren't fighting
11-was packing
12-Were you sleeping
13-Weren't you swimming
14-was dancing
15-Were they shaking
16-wasn't helping
17-were enjoying
18-Was it getting
19-wasn't using
20-weren't hiding