2013年广东中考英语语法讲解:过去完成时
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 away. 警察到达时,小偷们早就跑了。
By the time he was twelve,Edison had begun to make a living by himself. 到了十二岁那年,爱迪生开始自己谋生。
2013年广东中考英语语法讲解:过去完成时
由 have 加动词的过去分词构成,主语是第三人称单数时,要将have 改为has.
例句:
I have seen the film already. 我已经看过那部电影了。(现在我知道电影的内容了)
Have you seen my bag?你看到我的手提包了吗?(你知道它在哪里?)
She has been a dancer for ten years. 她已当了十年的舞蹈演员了。
We‘ve planted thousands of trees in the past few years. 过去几年我们种了成千上万棵树。