101. I thought the news ______ important.
A. is B. was C. are D. were
答案： B. News，不可数名词。
102. Do you know _______ inventor ? Yes, he's _______ friend of mine
A. the, a B. an, a C. an, the D. the, the
答案： A.
103. Several people came and there were two boys _______ them.
A. between B . among C. for D. except
答案： B. among them, “他们之中”。
104. Don't let the children _______ in the reading room.
A. shout B. to shout C. shouting D. shouted
答案： A. let, make在用于主动语态时，后跟动词原形，意为“使……做……”。
105. This kind of jacket _______ everywhere.
A. see B. are seen C. can see D. can be seen
答案： D.
106. Tom said to the guests, "Help ________ to some meat."
A. youself B. youselves C. yourself D. yourselves
答案： D. 注意用复数形式。
107. _______ will be the population of the world in the year 2000?
A. What B. How much C. How many D. How soon
答案： A.
108. Mary isn't in. She ______ to school.
A. went B. has gone C. has been D. go
答案： B. have gone to…，“已经去了……”；have been to…，“去过……”。
109. Could you tell me _______ ?
A. where does she live B. where she lives
C. she lives where D. where is she living
答案： B.
110. My brother joined the League _________ March 24, 1990. He _____a League member for six years.
A. on, has become B. on, has been C. in, has been D. in, has become
答案： B. become为非延续性动词，不能与表示一段时间的短语for six years连用。