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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,0,Have,you,read,Treasure Island,yet?,Section A,Period Three,Have you read Treasure Island,1,Watch the video and pay attention to the underlined and circled parts.,A:,They are building a house next door to us.,B:,Havent they finished yet?,A:,No,they havent finished the roof yet.,Oh,yes.Theyve already built the walls.,1.What are the meanings of“,yet,”and“,already,”?,2.In what situation do we use them?,Watch the video and pay atten,2,Observe and learn,Observe and learn,3,I,havent read,this book,yet,.,Sandy,have,you,finished,the reader,yet,?,3.I,ve,already,read it.,4.I,ve,just,finished,Oliver Twist and,5.,Have,you,heard,of them,yet,?,6.Steve,have,you,decided,yet,which book to write about for English class?,7.,Have,you at least,read,the back of the,book to see what its about?,Grammar,I havent read this book yet.G,4,8.But I,ve found,the ship and made a,small boat.,9.I,ve,brought,back many things I can,use.,10.Although I,have lost,everything,I,have,not lost,my life.,11.I,have,already,cut down,trees and,built,a house.,12.He is smart and I,have,already,taught,him some English.,8.But Ive found the ship and,5,I _ _ read this book _.,Sandy,_ you _ the reader_?,3.Ive _ read it.,4.Ive _ _ Oliver Twist and,5.Have you _ them _?,6.Steve,_ you _ _ which book to write about for English class?,7._ you at least _ the back of the,book to see what its about?,just,Fill in the blanks.,have not yet,have,finished,yet,already,finished,heard of,yet,go,have,decided,yet,Ready?,Have,read,I _ _ read this book _.,6,8.But I _ _ the ship and made a small boat.,9.Ive _ _ many things I can,use.,10.Although I _ _ everything,I,_ _ _ my life.,11.I have _ _ _trees and,_ a house.,12.He is smart and I _ _ _ him some English.,brought back,have lost,have not lost,already cut down,built,already,have,taught,have found,8.But I _ _ the ship,7,以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据,之前练习的考察情,况进一步选择讲解,该语法项的重难点。,以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解,8,现在完成时,Present perfect,定义：,表示过去发生或已经完成的某一动作,对,现在,造成的,影响,或,结果,。,常与,already,yet,just,等词连用。,现在完成时 Present perfect定义：,9,现在完成时的构成,肯定句,:,主语,+have/has+V-ed+,其他,否定句,:,主语,+havent/hasnt+V-ed,+,其他,一般疑问句：,Have/Has+,主语,+V-ed+?,肯定答语,:,Yes,主格代词,+have/has.,否定答语,:,No,主格代词,+havent/hasnt.,现在完成时的构成 肯定句:主语+have/has+V-ed,10,V-ed,的变化形式大部分与动词过去式形式相同，但是,不规则动词,的变化形式没有规律，需要记忆,see-saw-_;be-was,were-_,eat-ate-_;break-broke-_,go-went-_;take-took-_,send-sent-_;find-found-_,make-made-_;have-had-_,seen,been,eaten,broken,gone,taken,sent,found,made,had,V-ed 的变化形式大部分与动词过去式形式相同，但是不规则动,11,1.,表示动作到现在为止已经完成或刚刚完成,I,have finished,my work.,We,have set up,many new factories.,2.,动作发生在过去，强调对现在的结果、,影响等,Have,you ever,seen,the film“Harry,Potter”?,I,ve spent,3 years in the countryside.,现在完成时,用法,1.表示动作到现在为止已经完成或刚刚完成现在完成时用法,12,3.,现在完成时可以用在条件或时间状语从句中，表示将来某个时刻之前已经完成的动作,Ill go home,as soon as I have finished,my homework.,Please lend me that book,if you have finished,reading it.,3.现在完成时可以用在条件或时间状语从句中，表示将来某个时,13,我,已经,看过这部电影了。,I,have,already,seen,the film.,我,已经,解决了这个问题。,I,have,already,solved,this problem.,我,已经,做完家庭作业了。,I,have finished,my homework,already,.,already“,已经,”,，,常,用于肯定句,中,。一般置于助动词,have/has,之后，,V-ed,之前，但也可以放在句末。,现在完成时,与,already,连用,我已经看过这部电影了。already“已经”，常用于,14,1)“,已经,”,，,常,用在疑问句,中,琳达,已,看过这本书了吗,?,Has,Linda,read,the book,yet,?,你完成家庭作业了吗？,Have,you,finished,your homework,yet,?,2)“,还，仍然,”,，常用于,否定句和疑问句,他,还,未开始工作。,He,has,not,begun,to work,yet,.,yet,，在现在完成时句型中常置于句末,现在完成时,与,yet,连用,1)“已经”，常用在疑问句中yet，在现在完成时句型中常置,15,我,刚,吃过午饭。,I,have,just,finished,lunch.,我们,刚刚,听说她的婚讯。,We,have,just,heard,of her marriage.,just“,刚刚,”,，,常,用于肯定句,中。一般置于助动词,have/has,之后，,V-ed,之前,现在完成时,与,just,连用,我刚吃过午饭。just“刚刚”，常用于肯定句中。一般置于助,16,*,现在完成时,:,表示该事件是在现在之前,的某一个时间里发生的，,重点在于强调已完成动作对,现在的影响,*一般过去时,:,只表示,过去某一具体,时间发生的事实，不表示和现在的关系,现在完成时与一般过去时,*现在完成时:表示该事件是在现在之前现在完成时与一般过去时,17,1)I,went,home at 10:00 yesterday.I,have got,home now.,我昨天十点回家的。现在我已经到家了。,2)I,have,already,finished,my homework.,I,finished,it an hour ago.,我已经写完作业了，我是一个小时之前写完的。,试比较,1)I went home at 10:00 yester,18,当,A,问对方把自己的书放在何处时，他强调的是,现在找不到了,，故用,现在完成时,。但,B,的回答只是说明,当时放的位置,，故用,一般过去时,。,A:,Where,_ you _ my book?I cant find it.,B:,I _ it on your desk yesterday.,当没有明确的过去时间状语时，判断该用现在完成时还是一般过去时的标准是：看,该行为是否对现在有影响，即该句所强调的是什么。,如：,put,have,put,用,put,的适当形式填空。,当 A 问对方把自己的书放在何处时，他强调的是现在找不到了，,19,Use the words in brackets to complete the conversations.,4a,1.A:Would you like something to drink?,B:No,thanks._(just/drink some tea),2.A:I heard you lost your key.,_?(find),B:No,not yet.,Ive just drunk some tea.,Have you found it yet,Use the words in brackets to c,20,3.A:Do you know when Tom is leaving?,B:_.(already/leave),A:When _?(leave),B:This morning.,4.A:Is your sister going to the movies,with us tonight?,B:No._.,(already/see the film),5.A:What do your parents think about,our plan?,B:I _.(not/tell,them/yet),He has already left,did he leave,She has already seen the film,havent told them yet,3.A:Do you know when Tom is,21,Fill in the blanks with the correct forms of the words in brackets.,4b,Sally _(love)reading.In the morning,she reads the
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