Question

Answer 1

1 A

2 B

3 C

4 D

5 C

6 A

7 D

8 C

9 B

10 B

Answer 2

11 A

12 C

13 B

14 C

15 D

16 B

17 D

18 D

19 C

20 A

Answer 3

21 B

22 C

23 B

24 A

25 B

26 C

27 D

28 D

29 B

30 A

Answer 4

31 C

32 D

33 It takes three hours to drive from HN to Nam Dinh

34 I wish you had told us about this

35 The owner of the house is thought to be abroad

36 The sea was too rough for the children to go swimming

37 If he didn't speak so quickly, I could understand him 

38 It is such heavy suitcase that I can't carry it

39 I wish it wouldn't be very cold tomorrow

40 The moon is not so hot as the sun