一道英语题目.求帮忙

问题描述:

一道英语题目.求帮忙
We were so [](move)that we could not be asleep that night.
是要用move的适当形式填空.
PS.可不可以告诉我为什么,谢谢了!

moved用过去分词做形容词,意思是被触动,被打动