问题描述: Two fifths of the building was destroyed in the fire为什么 用 was 而不用 were 1个回答 分类:英语 2014-09-29 问题解答: 我来补答 因为主语building在这里是“一幢建筑物”,是单幢建筑的2/5被烧毁了假如这里是buildings,意思就变了,是一群建筑的2/5被烧毁了,比如10幢里的4幢,那么就是可数的了,就应该用were 展开全文阅读