Question

5. He explained that he in the traffic jam for half an hour on the way to work.

   A. had caught   B. had been caught

   C. was caught   D. would be caught

Answer 1

5. B

5. B解析:句意:他解释说在上班的路上 他陷人交通堵塞半个小时。从句的动作 发生在主句动作之前，且与主语是逻辑 上的被动关系，须用过去完成时的被动 语态；be caught in遭遇到，赶上，符合 题意。