could you please的肯定回答和否定回答 Could you come here next week,please?

问题描述:

could you please的肯定回答和否定回答 Could you come here next week,please?
怎样做肯定回答和否定回答?

Yes,I can./No,I can't.否定能不能说成No I couldn;t不行。因为句中的could只表示委婉语气,而非一般过去时,若回答No,I couldn't.则表示一般过去时。