1. was
2. Were
3. weren't
4. stopped
5. took
6. two months ago
7. didnt arrive
8. Did you go
9. weren't
10. was eating
11. wasn't
12. wasn't raining
13. arrived
14. took
15. got on
16. was waiting
17. didn't use to
18. Did you use to
19. went
20. used to work