Can I help you 可以用 No 回答吗

Can I help you 可以用 No 回答吗 can i help you回答 can I help you 这样回答NO,you can‘t行吗为什么不行 Can i help you?用先回答yes吗 what can i do for you 对can i help you的回答是用yes/no还是回答具体需要帮助的内容 may I help you 可以用certainly回答吗? can i help you的回答 can i help you 的回答 Can I help you?的回答 Can i help you 的回答是什么?是用Yes,please还是用Yes,you can? Anything I can do for you?Can I help you?可以替换吗,如下题： Can I help you ? A no B size 6