1. was picking
2. was he shouting
3. were swapping
4. wasn't joking
5. was Misha digging
6. weren't hungry
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
