Complete the disjunctive guestions?1) __________, isn039;t he? 7)

1)Mike is a doctor, isn't he?
2) I am an astronaut, aren't I?
3) you can't play the piano, can you?
4) We mustn't cut down the trees, must we?
5) Last year they were in Sochi, weren't they?
6) He won't be a teacher of English, will he?
7) She could have lunch there, couldn't she?
8) Masha and you haven't any new books, have you?
9) Sara and I have six lessons every day, haven't we?
10) Mudranov will be a champion, won't he? 11. It's not very coldtoday, is it?
12) It was our secret, wasn't it?