The news came as no surprise to me. Ifor some time that the factory was going to shut down

问题补充：

The news came as no surprise to me. Ifor some time that the factory was going to shut down.

A. knew

B. had known

C. have known

D. know

答案：

A. knew

(答案→)B. had known

C. have known

D. know

解析：考查时态。句意：这个消息对我来说一点都不惊讶。我已经知道一段时间了这个工厂要倒闭。根据句意说明我知道这个消息是在工厂倒闭之前就知道的，而工厂要倒闭使用了过去时，那么之前就使用过去完成时的时态。故B正确。