题目内容
—Could you please take out the rubbish, David?
— ______ask my sister? I’m so busy now.
A. Why not you B. Why don’t you C. Why don’t
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题目内容
—Could you please take out the rubbish, David?
— ______ask my sister? I’m so busy now.
A. Why not you B. Why don’t you C. Why don’t