Đáp án:
36. C
37. D
38. B
39. A
40. D
41. A
42. D
43. C
44. B
45. D
46. He asked me what I was doing and how I lived.
47. I spent the whole day touring arroung the city.
48. How about buying some vegetables for dinner?
49. John Robinson, who is a policeman, is our neighbor.
50. A new school will be built very soon.
Chúc bạn học tốt!! ^ ^