Bài 4

1.C

2.D

3.C

4.B

5.D

6.A

7.A

8.D

9.B

10.B

11.D

12.C

13.B

14.B

15.C

16.A

Ex4: 1. c 2. a 3. d 4. b 5. a 6. b 7. c 8. d 9. a 10.b 11.c 12. a 13. c 14. b 15. d 16. c 17. a 18. d 19. a 20. b 21. a 22. c 23. b 24. d 25. c 26. b 27. c 28. a 29. b 30. d 31. a 32. b 33. d 34. a 35. c

Ex5: 

1. I have not heard from Sally for a long time

2. Georgia rarely goes to the theatre 

3. We have gone on the journey for 2 weeks

4. I am not keen on classical music 

5. my sister is always playing her music loudly

6. the actress has lived here for 3 years

7. this is the best film I have ever seen

8. he has never performed on stage.

9. it is the most terrible meat he has ever cooked 

10. I thought that I heard a dog bark

11. I object to being criticized unfairly