are的过去式是什么

1、are的过去式是were, 是、在的意思，是be动词。例如： We are cousins. 我们是表亲 。Jim and I are getting married. 我和吉姆要结婚了。

3、were在句子中常有虚拟语气，例如，If I were you, I would have failed. 如果我是你的话，很可能会失败的。