生活中常用的英语句子有哪些礼貌用语等

Answer 1

After you. 你先请

You are a great help.你帮了大忙

May I help you? /What can I du for you?您有什么事情?/我能为您做些什么吗?

Could I..., if you don't mind如果您不介意的话，我可以……吗

Don't mention it. /You are welcome.不必客气

Please help yourself．请自便.