40. A. station B. information C. equation D. destination
41. A. education B. calendar C. imagine D. soldier
42. A. heart B. earn C. heard D. learn
43. A. fear B. near C. clear D. pear
44. A. enough B. account C. surround D. outdoor
45. A. phoned B. called C. cooked D. climbed
46. A. can B. cell C. call D. cold
47. A. enough B. courage C. encounter D. nourish
48. A. machine B. cheap C. teacher D. child
49. A. easy B. seat C. learn D. eat
50. A. prepare B. engine C. invention D. electricity
40. C. equation
41. không có đáp án đúng
42. A. heart
43. D. pear
44. A. enough
45. C. cooked
46. B. cell
47. C. encounter
48. A. machine
49. C. learn
50. A. prepare
