问题描述： 过去式的用法be动词的过去式或had后面的动词用原形还是动词过去式?举例! 1个回答 分类：英语 2014-09-17 问题解答： 我来补答 这分多种情况she was dong washing this time yesterday.指过去某个时间点用过去进行时she was made to wash 表被动my job is to tech students 是不定式结构be动词后不会跟动词原形she had to get up early指不得不做……by the end of the meeting,she had done it是过去完成时had后不跟动词原形 展开全文阅读
