在线急求！！《英语》中so和such与that和as连用的区别？

so that如此以便
I run so fast that I can catch the bus
such that 如此的
such as和。。。 一样。。。He run such fast as his brother
so as看在什么地方用

safas

so that是如此以便
但是so ...that...是太。。。而不能。。。
so..as ..=as..as..但是so。。as。。。只在否定句中用
such that是从句中会用到
The shock was such (= so great) that he was almost driven mad