The dance performed by the disabled actors is really a hit, but years ago no one ________ they were to achieve such great success．
A.must have imagined
B.could have imagined
C.should have imagined
D.would have imagined
网友回答
B解析由句中的years ago可知这里是对过去发生事情的揣测，A项表示“一定”；B项表示“本来能”；C项表示“本来该”；D项表示“有可能”，故选择could have imagined。