Our country did a lot about the drunk-driving, and it took some time the situation got be

发布时间：2020-08-16 16:43:03

Our country did a lot about the drunk-driving, and it took some time      the situation got better.
A. after
B. since
C. unless
D. before

网友回答

A. after
B. since
C. unless
(答案→)D. before
解析：本题的含义为我们的国家做了许多有关醉酒驾驶的事，在情况变好之前花费了一些时间，before表示在……之前的含义，故本题选D。
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