问题描述: the writer and director usually writes novels为什么在这里要用三单 1个回答 分类:英语 2014-10-03 问题解答: 我来补答 the writer and director usually writes novels 中的主语是一个人‘ 那个作家兼导演’ 区别:the writer and the director usually write novels中的主语是两个人 展开全文阅读