so as to 、 so that、 in order that、in order to 区别

问题描述：

答

带that的要加完整的句子so as to不能用句首,in order to可以

答

so as to 、 so that只能放在句中 in order that、in order to 既可在句中也可在句首。so as to ，in order to 后面接do 。 so that， in order that后面接句子

答

so that 引导状语从句,以便,所以；in order that 引导目的状语从句,为了,这两者后面必须加句子.但 so that只能放在句中.
so as to /in order to 都是为了的意思,但是so as to不能放句首,in order to能放句首.

答

so that 引导状语从句，以便，所以。
in order that 引导目的状语从句，为了
so as to /in order to 都是为了干什么的意思，但是so as to不能放句首，in order to能放句首。