Ответ:

1 .Was walking, saw, was

2. got up

3. was washing, came

4. were you doing, I was watching

5. Did you read, didn`t have

6.  was counting, wrote

7. went, liked

8. had, was ringing

9. was cleaning, read

10. was playing

11. Were Kate helping, was

12. came, wasn`t doing, was playing

13. went, was meeting

14. was working, watered

15. was beginning, came

16. was listening, opened, turned

17. Did he finish

18. learned, went

19. didn`t go, was

20. heard, were dancing