biggest => bigger

1. C

2. A

3. B

4. B

5. D

6. B

7. Đề sai

8. D

9. D

10. A

11. D

12. C

13. A

14. C

15. C

C

- fancy + Ving: thích làm gì

B

- hestitae + to V: do dự, lo ngại khi làm gì

- adj + to V: như thế nào khi làm việc gì

51. enthusiastically

52. adventurous

53. to modify

54. skillfully

55. entertainingly

1. has seen

2. have already finished

3. have they lived - have lived

4. has just watched

5. have discussed

6. has never been

7. have known

8. have learnt

9. have been

10. haven't stayed

11. has seen

12. has lent

13. has just passed

14. has been studying

15. has already told

2. B

3. A

4. A

5. D

6. C

7. B

8. D

9. C

10. A