公共英语三级语法与词汇例题解析(五)
来源:优易学  2010-1-6 11:40:09   【优易学:中国教育考试门户网】   资料下载   外语书店
 1. In ancient China, people used to send smoke _____ to warn that the enemy were coming.
  A. signs B. signals C. symbols D. marks
  答案: B
  解析: 这个题考四个名词的比较, 其中: signs 迹象; signals 信号; symbols 象征; marks 分数.
  2. The icy conditions made our travel dangerous. So _____ going by car we took the underground.
  A. instead of B. in addition to
  C. as well as D. at the cost of
  答案: A
  解析: instead of 代替,而不是; in addition to 除了…之外(还有); as well as 也(除…之外), 既…又…; at the cost of 以…为代价. 这道题横线后面是动名词形式,所以选项C和D首先排除.
  3. Sometimes my job is boring, but _____ I enjoy it.
  A. by contrast B. by nature
  C. on the whole D. on the average
  答案: C
  解析: by contrast 与…相比,后面要跟with, by contrast with与…相比较; by nature 本性,生性; on the whole 总的来说; on the average 平均.
  4. I’ll buy the clock _____ it costs.
  A. what B. whatever C. where D. however
  答案: B
  解析: 不管花多少钱,我都买下这个钟.
  5. _____ Mr.Wilson is well again, he can travel.
  A. Now that B. So far C. Though D. Even if
  答案: A
  解析: Now that 既然; So far和现在完成时态连用.

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