问题描述: They ____(not do) homework last night.翻译加答案加解题思路 1个回答 分类:英语 2014-12-11 问题解答: 我来补答 They did't do homework last night .他们昨晚没有做作业.由“last night”可知用过去时态did.然后did 后加动词原形“do.” 展开全文阅读