问题描述： tom’s never been late for school.改为反问疑问句 1个回答 分类：英语 2014-12-12 问题解答： 我来补答 很高兴能够在这里回答你的问题,Tom's never been late for school,has he?前有never,否定,后用肯定Tom's = Tom has 展开全文阅读
