问题描述: I finished my homework after my mother retuened home.(改变句子意思不变) 1个回答 分类:英语 2014-10-24 问题解答: 我来补答 By the time my mother returned home,I had finished my homework到我母亲返回到家里的时候,我的作业已经做完了 展开全文阅读