1. Harry takes sugar in tea,doesn't he?
2. The lift isn't working today,is it?
3. It never works very well, does it?
4. Everybody realized the danger,didn't they?
5. There was a lot of noise here, wasn't there?
6. Nobody complained about the noise, did they?
7. Mary hardly ever cooks,does she?
8. We had to wait for a long time to get our visa, didn't we?
9. They don't allow pet dogs in this shop, do they?
10. Nothing went wrong with him, did it?
11. He never takes advice, does he?
12. There used to be trees here,didn't there?
13. I am too impatient,aren't I?

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1. doesn't he
2. is it
3. does it
4. didn't they
5. wasn't there
6. did they
7. does she
8. didn't we
9. do they
10. did it
11. does he
12. didn't there
13. aren't I