1. will they?
2. isn't it?
3.aren't I?
4. isn't there?
5. is there?
6. doesn't she?
7. haven't they?
8. didn't they?
9. didn't he (или hadn't he) оба варианта возможны
10. did they?
11. was he?
12. was it?
13. weren't they?
14. were they?
15. wasn't it?
16. wasn't it?
17. weren't you?
18.was it?
19. weren't they?
20.weren't they?