1. A
2. C
3. B
4. D
5. B
6. B
7. A
8. D
9. C
10. B
11. D
12. D
13. C
14. B
15. D
16. A
17. B
18. A
19. A
20. C
21. B
22. C
23. D
24. C
25. A
26. A
27. C
28. D
29. C
30. D
31. D
32. B
33. The postman asked the boy if Mr. Pike lived there.
34. Nick spent two days having a trip to the countryside last week.
35. Two interesting books have been given to me.
36. This is the first time he has behaved violently.
37. I suggest teaching young children to care for the environment.
38. This is Hanoi which city I was born.
39. Jack did not go to school because of his sickness.
40. Elena is more careless than Linda.
