81. .He knows _________ English ________ French. But he's very good at Japanese.
A. either; orB. both; andC. neither; norD. either; nor答案：C (选择A和B的同学要注意语境.)
82. - What do your parents do?-- One is a teacher; _________ is a driver.A. otherB. anotherC. the otherD. that one
答案: C (选择其它三个选项的同学要注意, one is …, the other is …的用法)
83. 22.There are many trees on ________ side of the street.A. eitherB. anyC. allD. both
答案：A (选择D的同学要注意side为单数。选择B的同学要注意：街道只有两边，因此不能用any)
84. ________ is the population of the city?A. How many B. What C. How many peopleD. How much
答案：B (在问到人口是多少时，其实是在说"人口数是什么"，因此不能用A，要注意排除中文的干扰。)
85. .Japan is ________ the east of China.A. inB. toC. onD. at
答案: B ( in 表示在范围里的, on表示紧挨着的; to 表示在范围以外的)
87. The postman shouted, " Mr Green, here is a letter ________ you." A. to B. fromC. forD. of
答案: C ( 选择A的同学要注意to 表示动作的方向, for表示有从属关系或者利益关系)
88. We can't do it ________ your help.A. withB. ofC. underD. without
答案: D. (选择C的同学要注意中文的干扰, 借助某人的帮助要用with,反之用without)
89. He hasn't heard from his friend __________ last month.A. sinceB. by the end ofC. forD. until
答案: A (选择B的同学要注意B选项为过去完成时的时间;选择C的同学要注意, for+时间段; 选择D的同学要注意不是not…until 句型.until+ 句子)
90. I didn't buy the dictionary yesterday _________ my aunt would give me one.A. untilB. becauseC. ifD. before
答案: B (选择A的同学要注意语境)