现在完成时态的用法

have (has) been to Have (has) gone to
曾经去过某地 已经到某地去了（现在人不在这儿
I have been to Beijing. 我曾经去过北京。 I have gone to Beijing. 我已经到北京去了。
He has been to the school library . He has gone to the school library .
Module 2 Unit 3
现在完成时态Fra Baidu bibliotek用法
语法： 现在完成时态
用法一：表示过去或已经完成的动作对现在造 成的影响或结果。
构成：have （has)+动词的过去分词
I have finished my homework
（不必再做）
我完成了我的家庭作业
He has returned the book 我归还了那本书 His father has died 他父亲死了
2)He has visited the factory 3)She has seen the movie
4)They have cleaned the classroom
5)He came here last year 6)We had a basketball game with Class2 yesterday 怎样把上面的句子变一般疑问句？ 1）Has David written a letter to his friend ?Yes he has /No he hasn’t 2)Has he visited the factory ?
（书不在这儿） （不在人世）
Her mother has bought a new dress for her （有一件新衣服） 她母亲给她买了一件衣服
比较：现在完成时和一般过去时区别
现在完成时：强调过去的动作对现在影响
一般过去时：强调过去发生的事情
我吃过早饭 I have had breakfast
3)Has she seen the movie ? 4)Have they cleaned the classroom ? Yes they have /No they haven’t
5) Did he come here last year?
翻译：
你看过这部电影吗？
Have you seen the film? 他看过这本书吗？ Has he read the book ? 你曾经吃过饺子吗 ？ Have you ever eaten dumplings ? 你曾经做过饭吗？ Have you made a meal ? 总结：完成时可以和ever already（已经 ）yet（已经，还） 连用 。 We have already finished our homework . 肯定句 We haven’t finished our homework yet. 否定句 Have you finished your homework yet ? 一般疑问句
They have been there. there是副词 前面的to 省去 They have gone there .
我一小时前吃过早饭 I had breakfast an hour ago 他离开家乡了 He has left his hometown 他去年离开家乡了 He left his hometown last year 总结：过去时常和时间状语连用
完成时不和过去时间连用
翻译下面的句子 1）David写了一封信给 他的朋友 2）他参观过那个工厂 3）她看过这部电影 4）他们打扫过教室 5）他去年来过这儿 6）我们昨天和2班举行一场篮球赛 1）David has written a letter to his friend