◎ 题干
— Turn off the TV, Jack. _____ your homework now? 
— Mum, just ten more minutes, please.
[     ]
A. Should you be doing
B. Shouldn't you be doing
C. Couldn't you be doing
D. Will you be doing
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“—Turn off the TV, Jack. _____ your homework now?— Mum, just ten more minutes, please. [ ]A. Should you be doingB. Shouldn't you be doingC. Couldn't you b…”主要考查了你对  【反诘句】  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。