The news came as no surprise to me . I for some time that the factory was going to shut d

问题补充：

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

A. knew

B. know

C. have known

Dhad known

答案：

A. knew

B. know

C. have known

(答案→)D. had known

解析：考查时态：句意：消息到来我一点不奇怪，我已经知道一段时间了，这个工厂将要被关闭。在消息来之前，我已经知道了，是过去的过去的动作，用过去完成时，选D。