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We need to get to the root of the proble...

We need to get to the root of the problem______ we can solve it.

A. while                 B. after

C. before                D. as

 

C 【解析】 试题分析:句意:在我们解决问题之前,我们需要找到问题的根源。A. while当……时候,而;B. after在……之后; C. before 在……之前;D. as正如。根据句意可知选C。 考点:考查状语从句的连接词。 【名师点睛】本题考查连词辨析。解题时要区分清选择项的含义与区别,再联系句意进行判断,从而选出正确答案。考生做此类题型,要分析句子结构,理解句意,考虑语境, 选择恰当连词。切忌:粗心大意,惯性判断。要注意细心分析验证,理解句意,充分考虑语境。  
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