初中英语现在完成时-模板课件(八年级).pptx

,课前准备,自我介绍,课前小测,1.-Are you going anywhere for a holiday this summer？-Yes,I _ a plan already.A.make B.will make C.have made D.am making2.Im so hungry now.I _ since breakfast.A.wont eat B.havent eaten C.didnt eat D.dont eat,课前小测,3.-Do you still play basketball?-Oh,no.I _ it for the past two years.A.havent played B.didnt play C.wont play D.hadnt played4.-Our city _ a lot in recent years-Yes.Its becoming more and more beautiful A.has changed B.changed C.changes D.change,课前小测,5.-Is Jane at home？-No.He _ Beijing to be a volunteer A.is going to B.was going to C.has been to D.has gone to6.Hes _ China twice.Hes visited many interesting places there.A.been to B.gone to C.going to D.going to go to,课前小测,7.Lei Feng _ for many years,but his spirit is still encouraging us A.died B.has been dead C.has died8.-Have you _ your homework?-Not yet.A.finishB.finished C.finishingD.finishes,课前小测答案,CBAA DABB,课程目标,一、现在完成时的构成二、现在完成时的意义三、标志词四、与一般过去时的区别五、have/has been(to)；have/has gone(to)六、延续性动词与非延续性动词,现在完成时,完成意义 持续意义,课程目标,【注意】人教版八年级下册：第8单元学习：现在完成时的构成第9单元学习：现在完成时的用法第10单元学习：现在完成时和一般过去时的区别（教师可根据学生具体情况筛选上课内容和顺序）,课程导入,同学们，我们都知道，在英语中，要表示过去发生的事情，要用一般过去时。那么如果想要表达过去的事情对现在有影响，该用什么时态呢？,知识讲解,一、现在完成时的构成,(1）完成意义(2）持续意义,知识讲解,二、现在完成时的意义,知识讲解,什么是完成意义？完成意义：过去的动作对现在的影响。,动作,现在,过去,将来,time,影响,Mum:Go to clean your room.Mary:I have cleaned the room.过去的动作：打扫房间现在的结果/影响：房间现在还干净，不用打扫了。,知识讲解,什么是完成意义？过去的动作对现在的影响。,Where is the chair?,Mum has moved it to the living room.,过去的动作：移动到客厅。现在的结果/影响：椅子在客厅。真正含义：椅子在客厅。,知识讲解,什么是持续意义？持续意义：动作在过去开始，一直持续到现在，而且很有可能将来还会持续下去。,现在,过去,将来,time,I have lived here for two years.意义：过去就住在这里，现在还住在这儿，将来可能还会继续住在这儿。,have lived,知识讲解,三、现在完成时标志词,标志词,already（已经）yet（还，仍然）just（刚刚）ever（曾经）never（从没有）before（之前，以前）recently（最近）so far=by now=until now（到目前为止）in the past two(few)years（在过去的几年里）for+时间段（持续）since+过去的时间点/一般过去时的句子（自从）,知识讲解,E.g.I have just finished my work.She has already known the good news.My hometown has changed a lot in the past three years.-Have you ever seen this film?-Yes,I have./No,I havent.,例题讲解,1.I dont feel very well,Jack.Im afraid you _ me your cold.A.give B.had given C.have given D.would give2.-Look!Someone _ the classroom.-Well,it wasnt me.I didnt do it.A.is cleaning B.was cleaning C.has cleaned D.will clean,知识讲解,already 与yet的区别：yet常用于疑问句和否定句句末。E.g.He havent finished the book yet.Have you seen him yet?already常用于肯定句句中。E.g.They have already known one another.,例题讲解,1.根据中文提示完成下列句子。They havent accepted the invitation _（还，仍然）.2.Ihaventstartedit_ A.already B.just C.yet3.-Have you finished your work _,Jane?-Yes,Ive done it _.A.already;yet B.yet;yet C.yet,already D.since,already,知识小结,请总结一下刚刚学习了哪些知识？,知识讲解,现在完成时中的ever和 never ever的含义及用法ever 作副词，意为“曾经”，常用于现在完成时的否定句和疑问句中，位于助动词have/has之后、过去分词之前。E.g.Have you ever seen anything like it?I dont think I have ever been here before.,知识讲解,never的含义及用法 never作副词,意为“从不;从未”,常用于现在完成时和一般现在时中,表示否定含义,位于助动词have/has之后、过去分词之前。E.g.I have never communicated with him.我从未和他联系过。,知识讲解,for 和 since,for+时间段since+过去的时间点/时间段+ago/一般过去时的句子,She has worked here for 5 years.She has worked here since 2013.She has worked here since 5 years ago.She has worked here since she graduated from college.,知识讲解,用for 或since填空,Ive taken driving lessons _last month.My sister has had her cell phone _a month.My friends havent visited me _ few days ago.Tom has worn glasses _ he was 7 years old.,知识讲解,1.My parents _ some trees in front of the house since last spring A.plant B.have planted C.planted D.were planting2.We _in our middle school for about 3 years A.study B.studied C.have studied D.will study,知识讲解,四、现在完成时的完成意义VS一般过去时,完成意义：过去的动作对现在的影响。,一般过去时：过去发生的动作。,Mom:What did you do yesterday?Mary:I cleaned the room yesterday.,知识讲解,-Howcleantheclassroomis!-Yes,Iamsurethatsomeonehascleaned it.,Mom:What did you do yesterday?Mary:I cleaned the room yesterday.,过去打扫了房间，现在房间很干净,过去打扫了房间,知识讲解,例题讲解,1.Tom is pleased that she _ her lost watch.A.finds B.found C.has found D.will find 2.-You cant smoke here.-Sorry,I _ the sign just now.A.dont see B.didnt see C.havent seen D.wont see,例题讲解,3.I cant find my notebook anywhere.Im afraid I _ it.A.lose B.lost C.have lost D.was losing,课堂小结,知识讲解,have/has been(to)去过某地（有去有回）（常与once、twice、three times连用）have/has gone(to)去了某地（有去无回）have/has been(in)在某地待了多长时间（常与for、since连用）,The man has been to Beijing three times.The man has gone to Beijing.The man has been in Beijing for two years.,五、have been(to)、have gone(to)、have been(in)的区别,例题讲解,1.(2018四川凉山州中考)-Paris is wonderful place.-So it is.I _ there twice.A.have been B.have gone C.went D.will2.Where do you live，Lin Tao?I live in Beijing now I _ here for ten years A.moved B.have moved C.have been3.Where is Mr.Smith?He _ GuangzhouHe _ there for a week A.has gone to;has been to B.has gone to;has been C.has been to;has gone to D.has been in;has gone to,例题讲解,4.Is that Jack speaking？Sorry，he isnt in right nowHe _the shop with his aunt A.has been to B.has gone to C.have been to D.have gone to,课堂小结,知识讲解,六、延续性动词 VS 非延续性动词,延续性动词：动作可持续（可与时间段连用）learn,work,stand,lie,walk,keep,wait,watch,read,sleep,live,stay,have等,非延续性动词：动作不可持续，只发生在一瞬间（不可与时间段连用）buy,borrow,die,leave,begin,join等,现在完成时表持续，在肯定句和疑问句中动词要用延续性动词；在否定句中，可以用非延续性动词。,知识讲解,判断以下句子的正误。1.He has bought the book for two years.2.He has had the book for two years.3.I have borrowed the book since Monday.4.I have kept the book since Monday.,知识讲解,puton wearborrowkeepbuyhavebecome bebegin/startbeondiebedeadfinishbeover,go(get)out beoutcomebackbebackcome/go to be in/atjoin be in+组织机构/be a member ofleavebeawayfall asleep be asleep,非延续性动词变延续性动词,知识讲解,1.They came to our school in 1980.They have been in our school since 1980.2.The man died five years ago.The man has been dead for five years.3.The meeting began two minutes ago.The meeting has been on for two minutes.4.We borrowed two books last week.We have kept the two books for a week.,例题讲解,1.William Shakespeare _ for 400 years,but his works still have great influence today.A.died B.was dying C.has died D.has been dead2.-Mom,I want to watch the Legend of Miyue（芈月传）on China 8 tonight.-Oh,dear,it _ for a few minutes.Come on!A.has begun B.will begin C.has been on D.will be on,应用练习,1.I have been in China _1997.A.since B.for C.in D.until2.Its nice to see you again.We _ each other since 2014.A.wont see B.dont see C.havent seen D.didnt see,应用练习,3.-Where are the flowers?-You see,someone _them to the window.A.moves B.had moved C.has moved D.would move4.-Your new car looks so nice!-Thanks!But I _ for five years A.have bought B.have had C.bought,应用练习,6.-What a nice watch!How long _ you _ it?-For just two weeks.A.will;buy B.have;had C.were;having D.did;buy7.-Have you known Mo Yan for a long time?-Yes,since he_ the novel Red Sorghum.A.has written B.wrote C.writes D.write,应用练习,8.-Have you _ to Beijing?-Yes,I _ there last summer holiday.A.gone;go B.been;went C.been;go D.gone;went,原题证明,大总结,规划预期,家长沟通,see you next time!,