问题描述: Where were you yesterday?为什么用were 1个回答 分类:英语 2014-12-10 问题解答: 我来补答 yesterday是过去时的标志啊!欢迎追问哦~~ 再问: 我知道是过去时可是,you不是第二人称吗?第二人称不是应该用was吗 再答: 不是,只有第三人称be动词才用单数再问: was用在单数主语后,were用在复数主语后是吗?如果是请举几个单复数主语例子,不胜感激 再答: he/she was cleanning the floor they/we want to go out I /she/he has to go home 展开全文阅读