what happen to与what’s wrong的区别

what happen to与what’s wrong的区别 what's up与 what's going on 与what's wrong之间的区别 What happen...What's the matter ...What's wrong .的用法～后面+什么? what's going to happen what's happening 和 what's wrong的区别 what's the matter?和what's wrong?的区别 what will happen to him 与what he will happen的区别放在宾语从句里 what happen与what happens的区别是什么? what is up与what is happen的区别 请问：happen的用法.eg:what happened,what's happen的区别 what's the problem和what's wrong、what's the matter 的区别 what's wrong with you=what's the matter with you=what happen