tailieunhanh - Understanding and using english grammar part 73

Tham khảo tài liệu 'understanding and using english grammar part 73', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | possible may have attended 7. might have been washing 8. must have left 9. might betraveling 10. must not have been expecting 11. must have been daydreaming . . . should have been paying . . . shouldn t have been staring 12. A should have taken B must be walking A might have decided . . . could be working . . . may have called EXERCISE 24 p. 195. ANSWERS 2. would give 3. used to be 4. used to be . . . would start 5. used to be . . . would get. . . would spend . . . would find . . . would gather 6. used to ask . . . would never let 7. would make . . . would put 8. would wake . . . would hike . . . would see 9. used to take 10. would be sitting . . . would always smile . . . would stand . . . would clear EXERCISE 29 p. 202. 1. had better shut should I ought to have to I must shut can will you hand to say 8. would rather go must I have to clean belong must belong laughed 15. should ought to take could take . . . can get come may be 20. must have been daydreaming 2. could would you hand 4. can already say is already able 7. could might go 3. don t I won t have to go 5. must I have to attend 6. had to wait 9. must not have seen 10. had better clean should ought to I 11. can t couldn t be must not be . . . may might could 12. cannot go must not may not go 13. should not have 14. May I Can Could I speak . . . can t come . . . May I Can I take 16. had to study . . . should have 17. had better answer should I ought to I have to answer . . . might could I 18. should have been was supposed to be 19. could might may be EXERCISE 30 p. 204. I. If you have a car you can travel around the United States. 2. During class the students must to sit quietly. When the students have questions they must te raise their hands. 3. When you send for the brochure you should include a self-addressed stamped envelope. 4. A film director must have control over every aspect of a movie. 5. When I was a child I ean could I would go to the roof of my house and see all the other houses and streets. 6.