the terrible earthquake attracked Sichuan on the afternoon of May 12 2008,which___

问题描述:

the terrible earthquake attracked Sichuan on the afternoon of May 12 2008,which___
A,han not been expected B,is not expected C,didn't expect D,was not expecting
为什么选A

过去完成时,表示过去的过去,地震没有被预料,发生在 地震发生之前.
也就是expect 先于attacted发生
所以用过去完成时.地震和预料的关系,是被动.所以选A.