◎ 题干
Only when he _____ his homework will he go to play outside.

[     ]

A. does
B. will do
C. is doing
D. has done

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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Only when he _____his homework will he go to play outside. [ ]A. does B. will do C. is doing D. has done …”主要考查了你对  【现在完成时】【部分倒装】  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。