题目内容
【题目】Nobody knows how the accident _________.The police are investigating it.
A. came out B. came about
C. came in D. came down
【答案】B
【解析】试题分析:考查动词词组辨析。A.came out出现,出版,结果是B.came about产生,发生C.came in进来,进入D.came down流传下来,倒塌;句意:没有人知道这场意外是如何发生的,警察正在调查。根据句意,故选B.
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