什么是pretty well,什么是very well,有什么关系吗?

请问pretty well 和pretty good有什么不同?用法上一样吗 什么是------H.G.Well very well；over there；tall ；pretty tom什么very well very well ,very much 和very good 有什么不同 very much和very well到底有什么区别啊! very well 和very good有什么区别? very well 和,very much有什么不同? quiet well什么意思 pretty well 呢? He speaks English -------well very well well 和very作为副词有什么区别 pretty well和pretty good的区别