小学英语语法总结:现在完成时

现在完成时

构成:主语+助动词have,has+过去分词

用法:

1)表示过去发生的和现在有某种联系的动作,常和just,usually,already,since等时间副词连用。

I have just had lunch.(饱了,不用再吃了。)

He has had a cup of tea.(不渴了,不用再喝。)

They have already had their holiday.(不能再度假了。)

The boy has already read the book.(已经知道书的内容了,不用再看了。)

2)询问别人是否做过某事一般用现在完成时:

Have you finished your homework?

Have you been to Beijing?

Has he seen the film?

3)表示开始于过去并持续到现在的动作

I have lived in Beijing for twenty years.

I have worked for this school for 1 year.

4)表示一种经历,经验:去过…地方,做过…事情,经历过…事情

I have never had a bath.

I have never seen a film.

I have never been to cinema.

I have ever been to Paris.

Have been to表示去过,have gone to表示去了

I have been to London.(人已经回来)

He has gone to London.(人还在那里)
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