初中英语语法：过去完成时基本结构

初中英语语法过去完成时基本结构

　由had加动词的过去分词构成。

　　例句

　　She said she had never been to Paris.她说她从未去过巴黎。

　　When the police arrived,the thieves had run aay.警察到达时，小偷们早就跑了。

　　By the ti he as telve,Edison had be gun to make aliving by himself.到了十二岁那年，爱迪生开始自己谋生。