怎样对Can I help you?作礼貌的否定回答

怎样对Can I help you?作礼貌的否定回答 Can I help you?（作否定回答） I can help you ( ) I can help you ( ) can i help you Can i help you “Can I help you? I can help you ( ) I can help you ( ) I can help you ( ) I can help you ( ) I will do what I can to help you .what I can 作什么成分啊 Can I help you?中文翻译 Can I help you please. Can i help you 翻译 Can I help you,Sir? can i help you 同义词 Can I help you please.