By the time the fire-engine arrived, the fire by the inhabitants.A.put outB.had been put out C.was p

题目简介

By the time the fire-engine arrived, the fire by the inhabitants.A.put outB.had been put out C.was p

题目详情

By the time the fire-engine arrived, the fire        by the inhabitants.   
A.put outB.had been put out
C.was put out D.had put out
题型:单选题难度:中档来源:不详

答案

B
本题考查时态和语态。句意:当救火车到达的时候,火被居民们扑灭了。由句意可知应用被动语态;且动作在arrived之前发生,要用过去完成时。

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