Il - Choose the best answer from the four options given (marked A, B.C, or D) to complete each sentence.

6. A. knew

Unreal wish in the present: S1 + (wish) + S2 + V (past simple)

7. B. was built

S + were/ was + PP

8. C. which

9. A. Even though

Although/ Even though/ Though + clause

10. D. However

however (adv): tuy vậy

11. D. raising

suggest + V.ing

12. D. would buy

S1 + asked + O/ wanted to know + if/ whether + S2 + V (one tense back)

13. A. would

If + S1 + V1 (past simple) +..., S2 + would/ could/ might + V.inf +...

14. C. are produced

S + am/ is/ are + P II

15. B. since

key word: have learnt

16. B. have...seen

key word: already

17. C. have to be rebuilt

S + modal verb + be + P II

18. B. doesn't come

19. A. lived

S + said (to O) + that + S2 + V (one tense back) +...

20. D. doesn't she

6.A

7.B( ago=> Qk)

8.C

9.A(Even though:Mặc dù)

10.C

11.D( S+suggest+Ving)

12.D( the following day:chỉ về tương lại nhưng Câu trần thuật nên will=>would)

13.C(câu đk loại 1)

14.B

15.since (câu htht since chỉ thời gian nhất định)

16.B(already chỉ htht)

17.C

18.D(đk loại 2)

19.A

20.D (câu hỏi đuôi)