百度学帮网,学生作业习题慧海网手机作业频道
如何辨别要用is are weren't wasn't were
来源:学生学帮网 编辑:
学帮网
时间:2024/06/20 22:26:00
如何辨别要用is are weren't wasn't were
前两个现在时,表示现在的状态,后面过去时,表示过去的状态.单数用一四,复数,你和虚拟语气用二五