Our manager asked us to keep him of what was going on there.A. informingB. to be informed

问题补充：

Our manager asked us to keep him of what was going on there.

A. informing

B. to be informed

C. informed

D. being informed

答案：

A. informing

B. to be informed

(答案→)C. informed

D. being informed

解析：考查短语：keep sb informed of 使某人了解……，句意：我们的经理要求我们使他了解那进行的事情。所以选C。