Answer:
1. You weren't ill last week (weren't you)?
2. She barely wears a gown with you (isn't she)?
3. I didn't have a chance to say thank you (did I)?
4. You had the car repaired (hadn't you)?
5. She never met anyone else (did she)?
6. Let's go to the cinema (are we)?
7. They could make it to the train in time (aren't they)?
8. They are scarcely be with us ( aren't they)?
9. If we had money, we would have travel a lot ( didn't we)?
10. You have lunch with your family on Sunday ( didn't you)?
11. It got very late yesterday, (did it)?
12. I am not going to have to tell you again, (am I)?