My mother is busy the room.A. cleanB. to cleanC. cleaningD. cleans

发布时间：2020-08-22 14:06:04

My mother is busy     the room.
A. clean
B. to clean
C. cleaning
D. cleans

网友回答

A. clean
B. to clean
(答案→)C. cleaning
D. cleans
解析：根据题干可知，此句考查的重点是固定短语be busy doing sth表示忙于做某事，本句的含义是妈妈正忙着打扫房间，故选C。
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