1. Was picking
2. was he shouting
3. were swaping
4. wasn't joking
5. Was Misha diging
6. weren't hurring
7. was carring
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 enjoing
18. Was it geting
19. wasn't using
20. weren't hiding