82. ____ of the apples are hard to reach.　　

A. A little　　 B. One　　 C. Any　　 D. A few

81. The work is not easy ______.

　A. doing　　 B. to do　　　 C. do　　 D. does

80. _____ is the heaviest, a monkey, a dog or a tiger?　　　

　　　 A. What　 B. Which　　 C. Who　　　 D. When

79. Unit Four is ______ easier than Unit Five.　

A. more　 B. much　 C. quite　 D. very

78. Who do you often go swimming _______?　　

　A. about　　 B. of　　 C. for　　 D. with

77. My pencil is long. _______ is shorter than ________.

　　 A. Her, mine　　　 B. Hers, my　　　 C. Hers, me　　　 D. Hers , mine

76. We ______ here. Let's ______ our class.　　　　

　　 A. all are, begin　　　 B. are all, to begin　　 C. are all, begin　 D. are all, begins

75. There is _____ "f" in the word "lift".　　　

　 A. a　　 B. the　　 C. /　　　 D. an

74. What _____ that building(大楼) look like?　

　　 A. doing　　 B. is　　 C. do　　 D. does

73. I think she can _____ free at eight.　　　

　 A. will　　 B. be　　 C. is　　 D. am