what for,why not,what's up和so
问题描述:
what for,why not,what's up和so
答
what for 是为什么的意思,相当于 why,
why not 为什么不呢?
what's up 怎么了?相当于 what's wrong with you ?
so what 那么...
答
what for?做什么用的?
why not?为什么不?
what's up?怎么了?发什么什么事了?
so what?所以怎样?所以呢?