过去完成时的结构是什么

1、过去完成时主动语态

I had given him three books.

S主语+had+V过去分词+其他成分

2、转换成被动语态

Three books had been given to him by me.

宾语提前做主语+had+been+V过去分词。

3、过去完成时的被动语态有以下三种形式：

(1)肯定结构：主语+ had been done +其他成分

(2)否定结构：主语+ had not been done +其他成分

(3)疑问句结构：had +主语+ been done +其他成分