The room wants .A. to cleanB. cleaningC. cleanedD. being cleaned

问题补充：

The room wants .

A. to clean

B. cleaning

C. cleaned

D. being cleaned

答案：

A. to clean

(答案→)B. cleaning

C. cleaned

D. being cleaned

解析：want动词后面要求接动名词的主动形式或不定式的被动形式，所以这里选B。