Ответ:

1. was

2. did

3. was

4. did

5. did

6. were

7. did

8/ did

9. did

10. was

11. did

12. was

13. were

14. was

15. did

16. did

17. did

18. was

19. were

20. was

21. were

22 were

23. did

24. was

25. was

26. did

27. did

28.was

29. was

30. were

Объяснение: