Vòng 2

I. 

1. A

2. B

3. C 

4. D

5. A

6. C

7. B

8. C

9. Hãy đảm bảo câu này có đáp án ;vv chịu á :vv Trình tuôi chưa đủ

10. A

11. B

12. A

13. D

14. A

15. B

16. D

17. D

18. B

19. B

20. D

II. 

1. I think you had better give up smoking immediately.

2. We should be there by 5.00, if there isn't too much traffic.

3. Do I have to bring you my passport?

4. The cat must be in the house somewhere.

5. You don't have to have the aerial with this radio. 

6. It is very inconvenient if you are unable to drive.

7. John can't be the thief.

8. Norman is bound to be late.

9. All students are supposed to report to the main hall at 9:00.

10. You ought to know better!