How are you?与How do you do?和How are you doing?的区别是什么?请问"How do you do?"与"How are you?"和"How are you doing?"的区别,

How do you do与How are you的区别 How are you?与How do you do?和How are you doing?的区别是什么?请问How do you do?与How are you?和How are you doing?的区别, HOW DO YOU DO与HOW ARE YOU的区别?RT What do you do?How are you? How do you do!和How are you?的区别 How do you do?比hi hello how are you how do you do 和how are you 的区别 Hello,与How do are you 有什么不同? How long are you staying 与How long do you stay的区别? (how do you do)( how are you)(what are you)(what are 怎么回答? How do you do? How Do You Do? how do you do? how do you do How do you do how do you do How do you do [英语]是How are you going to do that还是How are you going to do?