1. They cloud help you, couldn't they?
2. They go there every day, don't they?
3. They went there every day, didn't they?
4. He wrote the exercise, didn't he?
5. We have got something to tell her, haven't we?
6. There is something interesting in the box, isn't there?
7. Mrs. Smith spends her holidays in Finland, doesn't she?
8. Mr. White spent his holiday in London, didn't he?
9. Helen sent a lot of postcards, didn't she?
10. Helen sends a lot of postcards, doesn't she?