你是谁用英文来说就是 Who are you?电话里应该是 who is that?英语的习惯,在电话里面称呼对面都是that,称呼自己都是this,比如接电话第一句:this is James,who is that?我是James,你是哪位.日常对话中如果问你是谁要看你具体问什么,如果想问的是名字一般是what's your name.如果问的是职业一般是what are you.who are you很少用,但是也能用,虽然确实有你说的那种意思,但是那种意思是要语言环境的,并不是who are you 一定就是你以为你是谁的意思,也可以表达你是谁的意思,这个要看这个句子的语言环境以下爱是一些常用的问候语1Hello . nice to meet you2how do you do ? 3Hi , how are you ? 4How are you getting on these days ?5Glad to see you