题目
By the time the fireman arrived there,the big fire______.( )
A.
had been put up
B.
had been put out
C.
had put off
D.
had put down
知识点:过去完成时的被动语态章节:句法 / 被动语态
By the time the fireman arrived there,the big fire______.( )
had been put up
had been put out
had put off
had put down
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