题目内容
17.I can't help you you tell me what's wrong.( )| A. | because | B. | so | C. | unless | D. | and |
分析 我们不能帮助你,除非你告诉我们怎么了.
解答 答案:C;A.because因为;B.so,于是;C.unless除非;D.and和; 根据句意,"I can't help you我们不能帮助你"和"you tell me what's wrong你告诉我们怎么了",可知上下句之间是条件关系,而且二者之间是在逻辑上是相矛盾的,故此处用表示否定的连词unless,除非,unless=if not;意为如果你不告诉我怎么了,我就不会帮你.故选C.
点评 细读所提供的选项,认真分析四个连词的不同含义,然后在理解句意把握语境的基础上,选择正确的答案.
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