13.Are you happy? You are not happy.
14. They don't play tennis every Sunday. Do they play tennis every Sunday?
15. We don't work every day. Do we work every day?
16. She is not a good girl. Is she a good girl?
17. My sister will not go to the bed at nine. Will My sister go to the bed at nine?
18. I have not dinner very late. Have I dinner very late?
19. I am not a bad doy. Am I a bad boy?
20. My brother doesn't watch TV every evening. Does My brother watch TV every evening?
21. She doesn't like classical music. Does she like classical music?
22. They are not funny. Are they funny?
23. We don't go to the theatre once a month. Do We go to the theatre once a month?