1.didn't he?
2.hasn't he?
3.weren't you?
4.didn't you?
5.didn't he?
6.wasn't she?
7.haven't they?
8.didn't they?
9.don't you?
10.wasn't it?
11.haven't you?
12.isn't it?
13.do you?
14.doesn't he?
15.don't we?
16.will he?
17.could she?
18.shouldn't he?
19.can't you?
20.will you?