问题补充:
Their house in the big fire, so they decided to build another one.
A. has been destroyed.
B. had destroyed
C. had been destroyed
D. destroyed
答案:
A. has been destroyed.
B. had destroyed
(答案→)C. had been destroyed
D. destroyed
解析:句意:这个房子在大火中被毁了,所以他们决定重建一个。从so they decided to build another one.可知destroy这个动作是发生在decided前面的,所以是过去的过去的动作,用过去完成时,选C.