问题描述: Four from seven leaves three.7减4余3.哪个是主语?如题此句的主语应该是数词,那么是哪个数词呢? 1个回答 分类:英语 2014-12-15 问题解答: 我来补答 我认为是Four from seven 如果补充成It's Four from seven leaves three.It's 也应该是形式主语真正的主语应该还是Four from seven这个短语 展开全文阅读