请问How're you doing?与What are you doing?的区别是?如何区别使用这两个句子?

请问How're you doing?与What are you doing?的区别是?如何区别使用这两个句子? How are you doing?的意思和用法.请问这句话与“How are you?” 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, What You Re Doing 歌词 How are you doing? How are you doing? How are you doing? how you doing How are you doing? how are you doing 请问,How are you How are you doing ,Tom 有什么区别? Hey' what you`re doing now?You`re looking fine' tall me what ___(you' re doing / are you doing) how you doing为什么用doing啊 how are you doing 与how are you的区别是?相当于中文的... how are you going 与how are you doing 的区别是什么, how are you doing 还是how you doing? how are you how are you doing的区别hou are you与how are you doing的区别 另外还有他们的答语