so that / too to / such that / as as

1,so...that..如此.以至于.（so后接形容词/副词,that接从句.）e.g.The book is so good that I want to read it. so that ...为了.,以便.（后接从句）e.g.He got up early so that he could get there on time.2,such...that...如此.以至于.（such后接名词或名词短语,that接从句）e.g.This is such a good book that I want to read it.3.too...to...太.而不(能）.（too接形容词/副词,to接动词原形）e.g.He is too excited to sleep.4,as...as..与.一样.（as...as中间用形容词/副词）e.g.He is as tall as she.