so that.和 so...that的区别：
1、释义不同：so that的意思是以致、为了、以便于；so…that…的意思是如此……以致。
2、用法不同：so that 引导目的`状语从句，常放于句中；so…that…中so是副词，常常用来修饰形容词和副词，that引导结果状语从句，常和too…to…结构互换。
3.so…that的用法：
常用于以下四个句型：
1）so+形容词/副词+that…
This teacher is so kind that we all like him.
这个老师非常和谒，我们都喜欢他。
He ran so quickly that we all couldn’t catch up with him.
他跑得很快，我们都追不上他。
2）so+形容词+a/an+单数可数名词+that…
This is so interesting a book that we all enjoy reading it.
这本书非常有趣，我们都喜欢看。
3）so+ many(多) / few(少) +复数可数名词+that…
He has so many books that I can’t count them.
他有很多书，我数也数不清。
4）so+ much(多) /little(少) +不可数名词+that…
There was so much food that we couldn’t eat it all.
食物太多了，我们吃不完。