动词的过去完成时有三单形式吗

1、 动词的过去完成时没有单数第三人称形式。过去完成时的构成方法是主语加上had加上动词的过去分词加上其它成分。

2、We had finished our homework before we got home.

3、He had seen the film twice when he came here.She had had supper when she got home.

动词的过去完成时有三单形式吗

动词的过去完成时构成是had+动词过去分词，因此动词的过去完成时没有三单形式。