so 是连词，前后都是句子，是并列的关系，不能引导从句。

但是so that 可以引导结果状语从句。so……that……”句型的意思是“如此/这么……以致于……

扩展资料

so that的用法及例句详解：

1.so that以便；表示目的

so that = so

句子+so that+ 主语+情态动词+V原+…

They got up early so that they could catch the early bus.

=They got up early so they could catch the early bus.

他们早早起床，以便能够搭上早班车。

2.so that 因此、导致（结果）；表示结果

so that = so

句子, so that + 句子

The floor is wet, so (that) it is easy to fall down.

地板是湿的，容易摔跤。

so that前常有逗号

3.so…that…如此…以致于…；表示结果

1）句子+so + adj./adv. + that+句子

He was so short that he couldn’t touch it.

他是如此矮，以致他摸不到它。

2）so + adj. + a/an + n.+ that+句子

She is so nice a girl that everyone likes her.

她是如此友好的一个女孩子，以致大家都喜欢她。

3）so + many/much + n. + that+句子

He has lied so many times that I cannot trust him anymore.

他撒谎太多次了，以致我无法再相信他。

There is so much fog that I can’t see anything.

雾太浓了，（以致）我什么都看不到。