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