◎ 题干
Since you are free now, why not _____?
[     ]
A. doing some washing
B. to do washing
C. to do some washing 
D. do some washing
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Since you are free now, why not_____? [ ]A. doing some washing B.to do washingC. to do some washingD. do some washing …”主要考查了你对  【固定搭配】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。