1. They are teachers, aren't they?
2. He is playing tennis, isn't he?
3. My parents don't like dogs, do they?
4. Jane is at home, isn't she?
5. Peter came home late yesterday, didn't he?
6. Elena has just returned from London, hasn't she?
7. The window is open, isn't it?
8. There are 4 chairs in the room, aren't there?
9. It isn't raining, is it?
10. It was sunny yesterday, wasn't it?