The room__ as a study.A,used to being usedB,used to be usedC,was used to

问题描述:

The room__ as a study.A,used to being usedB,used to be usedC,was used to
The room______ as a study.A、used to being usedB、used to be usedC、was used to be usedD、was used to being used

答案:B
解析:use to + 动词原形,表示过去常常做某事,be used as 是被动语态,被用作.
翻译:这个房间过去是用作书房的.