1) There are four seasons in a year, aren't there?
2) Tom is not in a hurry, isn't he?
3) My parents are leaving for London, aren't they?
4) Ann is not doing her English homework, isn't she?
5) You go to school six days a week, don't you?
6) Peter always leaves his keys at home, doesn't he?
7) We do not have lessons on Sunday, don't we?
8) We will discuss this problem tomorrow, won't we?
9) We won't go to London by car, won't we?
10)My granny can play the piano very well, can't she?
11)Mary cannot be late for school, can't she?