64. What he said just now ______ me of that American professor.

A. mentioned　 B. informed　 C. reminded D. memorized

63. China ______ the developing countries in the world.

A. is belonged　　 　　　 B. is belonging to　　　　　　

C. is belonged to 　　　 D. belongs to

62. The whole book ______ 12 units, ______ two mainly revisions.

A. contains; including　　 B. includes; containing

C. contains; containing　 D. includes; including

61. The stones ______ as much as two tons each.

A. weigh　 B. measure　 C. are weighed　 D. are measured

60. The ______ of the fire in the bookstore was that the manager was too careless.

A. excuse　　 B. reason　 C. cause　 D. question

59. --- Mr. Wang, ______ person is waiting for you.

　 --- I'm coming, thank you.

A. certain　 B. any　 C. some　　 D. two

58. Is this the reason ______ at the meeting for his carelessness in his work?

A. he explained　 　　　 B. what he explained

C. how he explained　 　D. why he explained

57. I like drinks, ______ tea and coffee.

A. such　 B. that is　 C. such as 　 D. for example

56. These old buildings possibly ______ the Ming Period.

A. are dated back to　　　 B. date from　　　　　　　　

C. are dated from　　　　　　　　　　　　 　　　　 D. date

55. The old man watched the young boys playing ______ basketball with ______ great interest.

A. a; a　 B. the; the　 C. /; /　 D. /; a