The room was decorated gold and jewels.A. onB. atC. withD. by

问题补充：

The room was decorated gold and jewels.

A. on

B. at

C. with

D. by

答案：

A. on

B. at

(答案→)C. with

D. by

解析：考查固定短语：be decorated with被什么装饰，句意：这个房间是用黄金和珠宝装饰的。所以选C。