1. I don't think that the necklace is made of diamond, ________? A. do I B. do you C. isn't it D. is it 2. His wife had the carpets and the curtains cleaned, ________? A. hadn't B. had C. didn't she D. did she 3.It's my son's wedding next week, and I have to do my best for that,_______ ? A. haven't I B. don't I C. don't he D. isn't it 4.Harry wouldn't become a teacher if it hadn't been for the holiday, ______ ? A. would he B. had it C. would it D. had he 5. No one left here yesterday,________? A. didn't they B. did they C. didn't one D. did one 6. Birds rarely build nests in our garden,________? A. don't they B. do they C. didn't they D. did they 7. You must have been to the Great Wall,____________? A. mustn't you B. haven't you C. aren't you D. must you 8. learning how to repair motors takes a long time,________? A. doesn't it B. don't they C. does it D. do they 9.They must have stayed at home last night,________? A. mustn't they B. haven't they C. didn't they D. must they 10.I feel like going to the cinema tonight,________? A. don't I B. don't you C. do I D. do you 11.Let's start out early tomorrow morning,________? A. shall we B. will you C. do you D. can't you 12.There's not much news in today's newspaper,________? A. isn't it B. is it C. isn't there D. is there 13.They need our help badly at the moment,________? A. needn't they B. need they C. don't they D. do they 14.She is unfit for the position,________? A. is she B. isn't she C. doesn't she D. does she 15.I wish to visit America,________? A. don't I B. can I C. may I D. may you 16.She's been a worker here for many years,________? A. isn't she B. is she C. hasn't she D. has she 1...