giúp mình gấp nhé !!! cảm ơn :3 đề bài : Exercise 1: Add tag questions to the following. 1. We should call Rita, _______________? A. should we B. shouldn’t we C. shall we D. should not we 2. Monkeys can’t sing, ______________? A. can they B. can it C. can’t they D. can’t it 3. These books aren’t yours, ____________? A. are these B. aren’t these C. are they D. aren’t they 4. That’s Bod’s, ____________? A. is that B. isn’t it C. isn’t that D. is it 5. No one died in the accident, ______________? A. did they B. didn’t they C. did he D. didn’t he 6. The air-hostess knows the time she has been here, ______________? A. does she B. isn’t it C. doesn’t she D. did she 7. This is the second time she’s been here, ______________? A. isn’t this B. isn’t it C. has she D. hasn’t she 8. They must do as they are told, ________________? A. mustn’t they B. must they C. are they D. aren’t they 9. He hardly has anything nowadays, _________________? A. hasn’t she B. has he C. doesn’t he D. does she 10. You’ve never been in Italy, _________________? A. have you B. haven’t you C. been you D. had you 11. Sally turned her report, ________________? A. didn’t she B. did she C. hadn’t she D. didn’t she 12. He arrived late, _______? A. didn’t he B. did he C. hadn’t he D. didn’t he 13.Andrew isn’t sleeping, _______? A . is he B. isn’t he C.was he D.wasn’t he 14. You have a ticket to the game, _______________? A. have you B. don’t you C. haven’t you D. do you 15. Tom knows Alice, _____________? A. doesn’t he B. is he C. does he D. isn’t he 16. Come into the kitchen, _____________? A. do you B. will you C. won’t you D. B and C 17. Everybody likes beauty, ___________________? A. doesn’t he B. do they C. don’t they D. does he 18. Peter never comes to class late, ________________? A. doesn’t he B. doesn’t Peter C. does he D. does Peter 19. I’m going to see my grandparents in HCM City next week, _______________? A. aren’t I B. am I not C. are you D. A and B 20. Your baby is very lovely, ______________? A. is he B. isn’t he C. is it D. isn’t it