3).. aren't we?

4)..can he?

5).. wasn't she?

6).. didn't he?

7)..could he?

8).. wasn't he?

9).. hadn't they?

10).. didn't she?

11)..do you?

12).. isn't it?

13).. isn't she?

14).. isn't he?

15)..does he?

16).. didn't they?