1) It's dark, isn't it?
2) I'm wet, aren't I?
3) You aren't tired, are you?
4) I'm not a fool, am I?
5) It wasn't so, was it?
6) They were happy, weren't they?
7) You will come, won't you?
8) You won't do that, will you?
9) There is a cloud, isn't there?
10) There are some people, aren't there?