The rooms need . Our guests are coming tomorrow. A. to cleanB. cleaningC. cleanedD. being

问题补充：

The rooms need . Our guests are coming tomorrow.

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：句意:这些房间需要打扫.我们的客人明天就要来了.动名词作宾语表示抽象动作,need后接动名词本身即可表示被动含义,不用被动语态,故选B.