in order that只能引导目的状语从句。so that可引导目的状语从句及结果状语从句。
It's best to be as short,clear and factual as possible,in order that there may be no misunderstanding.
为了避免出现误解,最好尽可能简短、清晰和实事求是。
She said she wanted tea ready at six so that she could be out by eight.
她说为了八点钟出门,她想让茶点在六点钟准备好。
He is so selfish that his teachers and classmates dislike him intensely.
他很自私,老师和同学都极不喜欢他。