---_______I open the window,Mum?---No,you_____.It is cold outside.选项 A.Can;may not.B.Can;mustn't.C.May;may not D.May;mustn't.我不知道选什么,并作一下分析,

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---_______I open the window,Mum?---No,you_____.It is cold outside.选项 A.Can;may not.B.Can;mustn't.C.May;may not D.May;mustn't.我不知道选什么,并作一下分析,
---_______I open the window,Mum?---No,you_____.It is cold outside.
选项 A.Can;may not.B.Can;mustn't.C.May;may not D.May;mustn't.我不知道选什么,并作一下分析,

---_______I open the window,Mum?---No,you_____.It is cold outside.选项 A.Can;may not.B.Can;mustn't.C.May;may not D.May;mustn't.我不知道选什么,并作一下分析,
D,may I是询问意见的委婉语气,特别是问长辈,应该用may,can有点声硬,而后面妈妈的回答是命令式的,不行,因为外面很冷.用must