初中英语现在完成时课件 精讲

1、现在完成的时候by Mike Chen，a : would you like to visit the great wall？b : thank you . but I have visited it。and Daming has visited it，too。a : would you like to visit the great wall？B : thank you。but I it。and Daming it，too。a : would you like to watch the movie with me？B : id like to，but I have watched it。an

2、d Tony has watched it，too。a : would you like to watch the movie with me？B : id like to，but I it。and Tony it，too。a : Tom，why dont you do your homework？B : I have finished my homework。and my sis ter has finished her homework，too .a : Tom，why dont you do your homework？B :i my homework。and my sis ter he

3、r homework，too .can I borrow your story book？Sorry，thats SAMs。I have returned it to Sam，can I borrow your story book？Sorry，thats SAMs。I it to Sam，a : would you like to visit the great wall？b : thank you . but I have visited it。and Daming has visited it，too。a : Tom，why dont you do your homework？B : I

4、 have finished my homework。and my sis ter has finished her homework，too .1 .现在完成的话是怎么构成的？主题have/has历史分词。过去分词怎么了？过去分词法(PP)和动词过去时态基本相同。动词后ed lived-lived-lived必须牢记，因为一些动词的过去时态和过去分词的形式不同。write-wrote-written、go-went-gone、see-saw-seen、give-gave-given、2。has在什么情况下使用？主语是第三人称单数时的has。he has finished his homewo

5、rk。she has gone home。Daming has seen the film。my father has had dinner。其他情况下为have，I have you have we have they have，3 .have或has在结构中是否有意义？have或has在现在完成状态下是助动词，没有意义。Do you like music？但是我们可以给他“已经”的意思。I have finished my homework。I have visiited the great wall。4 .现在完成的时态句子翻译成中文有什么特点？，算了， 5。缩写，I have you

6、have we have they have he，=ive=youve=theyve=hes=shes，I have finished my home work . ive finishes现在完成的话是怎么构成的？2 .has在什么情况下使用？3.have或has在结构中有趣吗？4.现在时态句子翻译成汉语有什么特点？摘要，5 .缩写，a : I have visited the great wall。have you visiited the great wall？B : yes，I have.no，I havent.no，I havent visiited the great wall，

7、he has finished his home work . has he finished his home work？是是，he has。/No，he hasnt，否定句和一般疑问句的形式，Group work，讨论：现在完成的时态的否定句和一般疑问句是如何构成的？I clean myroom。they arrive in beijin。she visit China。Betty read the book。we water the flowers，pairswork，现在完成时的下一个文章表示，现在完成时和一般过去时的区别，I visited the park last Sunday。I have visited the park。he finished his home work ten minutes ago。he has finished his homework。通常强调过去时间发生的动作和动作发生的时间。如果现在完成，只强调有这样的经验或者已经完成了某件事，不强调发生了什