问题描述: He was just __ __ when there was a loud __ __ the door.他刚要入睡,就有人大声敲门.4空 1个回答 分类:英语 2014-11-09 问题解答: 我来补答 fall asleep just副词 修饰动词用原型knocking at loud形容词 修饰名词用动名词 展开全文阅读