题目内容
3.We need to get to the root of the problem __________ we can solve it.( )A. | while | B. | after | C. | before | D. | as |
分析 在我们解决问题之前,我们需要找到问题的根源.
解答 本题答案C
解析:本题考查时间状语从句中连词的用法,主句We need to get to the root of the problem(我们需要找到问题的根源),从句we can solve it(我们能够解决问题),根据分析,主从句缺少表时间的连接词,A while 当…时候(一般与进行时连用),尽管 B after 在…之后 C before 在…之前 D as正如,结合分析,故选C.
点评 考察时间状语从句的从属连词的习惯用法.
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