Giúp mk c20 đến c29 với mk đánh giá 5 sao cho 20.Stop talking? a. will you b. don't you c. did you d. are you 21. Lan enjoys watching television after dinner, b. doesn't she a. does she c. did she d. does Lan 22. Tam didn't go to school yesterday, a. did he b. didn't he c. does he d was he 23. They work for Tuoi Tre newspaper, ? a. don't they b. aren't they c. did they Od do they 24. They don't like foreign films, d. don't they b. do they c. will they d are they 25. Britney Spears is the most famous singer this year.. a. doesn't she b. isn't she ? c. is she d. was she 26. They are talking about their performance.... ? a. do they b. don't they c. aren't they d. are they 27. Tam and Ba are students, b. dren't they a do they c. are they d. is he 28. Your classmates have seen that cartoon twice, a. have they b do they c. haven't they d. are they 29. Nam will buy a new computer.... a. will he b. won't he c. isn't he d. won't Nam 30. She can drink a lot of tomato juice every day.. a. Doesn't she b. can't she c. could she d is she 31. We should follow the traffic rules strictly. a. shouldn't we b. don't we ? c. should wel d. do we 32. He drove his car so fast. ? a. did he b. didn't he c. does he d. could he 33. Your mother bought you a new dictionary. a. didn't she b. did she c. is she d. isn't she 34. That house has been built since May. ? a. doesn't it b. hasn't it c. isn't it d. was it 35. Let's go somewhere for a drink, a. shall we b. shan't we c. aren't we d. do we ? V. Finish these sentences by adding a tag question with the correct form of the