The room with the window north wants .
A. facing; cleaned
B. faces; cleaning
C. faced; to be cleaned
D. facing; cleaning
网友回答
A. facing; cleaned
B. faces; cleaning
C. faced; to be cleaned
(答案→)D. facing; cleaning
解析：动名词做定语表示正在发生的动作，根据题意这个房价朝北的窗户需要打扫，故选D。