题目内容
18.Tom looked upon the test as an obstacle _____ his classmates regarded it as a challenge.( )A. | while | B. | because | C. | unless | D. | if |
分析 汤姆把考试看做障碍,而他的同学(把考试)看作挑战.
解答 答案:A While然而,可以表示前后是对比关系;because因为;unless除非;if如果.根据句子前后的句意,可知前后之间是对比的关系,故选A.
点评 正确理解句意,对所给选项作出正确分析,从而作出正确解答.
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