came here to see her mother.(to see her mother划线) 将画线部分改为目的状语从句目的状语是什么

问题描述:

came here to see her mother.(to see her mother划线) 将画线部分改为目的状语从句
目的状语是什么

She came here so that / in order that she could see her mother.

有四种改法:
1,She came here so that she could see her mother.
2,She came here in order that she could see her mother.
3,She came here so as to see her mother.
4,She came here in order to see her mother.