初中英语现在完成时ppt课件 .pptx

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1、现在完成时,NICE TO MEET YOU!,2023/3/22,课前小测,1.你还能回想起我们学过的时态么？2.Several journalists _ the lawyer about the international case an hour ago.A.interview B.interviewed C.will interview D.had interviewed,2023/3/22,现在完成时,一、概念：1.表示过去发生或已经完成的动作对现在造成影响或后果。（动作或状态发生在过去但它的影响现在还存在，强调的是现在。）例：I have already posted the p

2、hoto.（强调post对现在的影响照片不在这里。）2.表示发生在过去、持续到现在的动作(用行为动词表示)或状态(be动词表示)，常与for(+时间段)，since(+时间点或过去时的句子)连用，谓语动词必须是延续性动词。例：He has lived here since 1978.,2023/3/22,现在完成时,二、基本结构：have/has（助动词）+done（过去分词）肯定：主语+have/has+done+其他否定：在have/has后+not,He has finished his work.,He hasnt finished his work.,2023/3/22,现在完成时,

3、一般疑问：Have/Has+主+done+其它?回答：Yes,主+have/has.No,主+havent/hasnt.特殊疑问：特疑词+have/has+主+done+其它?,Has he finished his work?Yes,he has./No,he hasnt,What has he finished?,2023/3/22,现在完成时,Q:注意到动词的变化没有？,过去分词,规则变化（就跟动词的过去式一毛一样）(had、worked、played、watched),不规则变化（请去背诵书本最后一页）(see-seen、go-gone、run-run),自己背,2023/3/22,现

4、在完成时,常见不规则动词表：,自己背,am/is-was-been are-were-been do-did-done come-came-come eat-ate-eaten see-saw-seen give-gave-given go-went-gone speak-spoke-spoken take-took-taken run-ran run become-became-become,2023/3/22,现在完成时,三、时间标志词：already yet so far recently、lately ever 已经 还、仍、已经 至今为止 最近 曾经 since+时间点 for+时间

5、段 自从.以来 持续.in the last few years in the past 3 years.在过去的几年里 在过去的3年里,解题技巧啊喂！,2023/3/22,现在完成时,老师一般怎么考：单选、填词把动词挖走留个空。一旦题目里面没有动词了好了，找时间标志词吧，一定有。,考点！,2023/3/22,现在完成时,四、瞬间动词与持续动词的转换：在完成时中，如要与表示持续一段时间的状语连用，通常用意思相当的持续性动词来替换。He has been in the army for three years.(join-be in)他参军已有3年了。不用has joined she has b

6、een dead for 10 years.(die-be dead)她已经去世十年了。不用has died,考点！,2023/3/22,现在完成时,He has fallen asleep for an hour.他睡了一小时了。（）He has been asleep for an hour.（fall asleep,“入睡”为短暂动作，但be asleep“睡着”则为状态动词，可延续。）,2023/3/22,现在完成时,I（leave）my hometown since 3 years ago.A.leaved B.have left C.left D.have been away fr

7、om,2023/3/22,现在完成时,buy-keep,havejoin-be income-be inleave-be away frombegin-be on finish-be overdie-be deadreturn-be backopen-be openclose-be closed,常见的瞬间动词与持续动词的对应表：,2023/3/22,现在完成时,五、have been to、have gone to、have been in三者区别have been to 曾去过.（已经回来）have gone to 已经去了.（还没回来）have been in 在.待了多久(+一段时间)

8、,考点！,2023/3/22,现在完成时,Do you know where the twins are?Yes.They _ Fuzhou.A.have gone to B.have been to C.have gone D.went to,2023/3/22,课后小测试,PART,3,1.Why not go to see the movie with me?Because I _ it.A.have seen B.will see C.see D.saw2.She has _ this bike for a year.A buy B bought C have D had,2023/3

9、/22,课后小测试,PART,3,3.I _this book for two weeks,I have to return it now.A borrowed B have borrowed C kept D have kept4.Have you ever _to the Great Wall?Its very beautiful.A gone B been C went D go,2023/3/22,PART,总结,1.现在完成时的2概念和1结构2.注意时间标志词-判断时态3.短暂动词-延续性动词4.三个短语的区别,2023/3/22,今天的课程就到这里啦祝好好学习天天向上,2023/3/22,