八年級英語下冊 Unit 1 Past and Present grammar課件 （新版）牛津版.ppt

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8BUnit1PastandPresentGrammar,1.Tomasterthestructureandbasicusageofpresentperfecttense(PPT).（掌握現(xiàn)在完成時的基本結(jié)構(gòu)、用法。）2.Tolearntherulesofformingthepastparticipleofverbs.（學習動詞的過去分詞變化規(guī)則。）3.TolearnsometimeexpressionsusuallyusedinPPT.（學習常用在現(xiàn)在完成時里的時間表達方式。）,Learningaims,,,HowlonghasMr.ChenlivedinSunshineTown?2.CanMr.Chenseehisoldfriendsasoftenasbefore?,,,Hehaslivedheresincehewasborn.,No.Becausemostofhisoldfriendshavemovedaway.,Lead-inAskandanswer,,,,have+done(動詞過去分詞),presentperfecttense,Ivejusteatenit.Youvechanged.Wehavelivedheresincethen.Haveyouseenmyfood？Haveyouevermovedhouse?Hasthetownchangedalotovertheyears?,Pre-task:Moreexamples,Trytofindmoresentenceswith"have/has+done"inthebook.,Whendoweusepresentperfecttense?,While-task,Task1:Learnbyyourselves,Weusethepresentperfecttensetotalkaboutanactionthatstartedinthepastandcontinuestothepresent.表示過去開始，現(xiàn)在還在繼續(xù)的動作。,Weusethepresentperfecttensetotalkaboutanactionthathappenedinthepastandhasaconnectionwiththepresent.表示過去發(fā)生的或已完成的動作對現(xiàn)在造成的影響或結(jié)果。,,Past,present,,,Eddiehaseatenmyfood.,,,EddieatethefoodandnowHobohasnothingtoeat.,Wealsousethepresentperfecttensetotalkabouthowmanytimesanactionhashappenedtillnow.談論動作已經(jīng)發(fā)生了很多次。,Ihavealreadyreadthisbookmanytimes.,,Weusethesimplepasttensetotalkaboutwhathappenedatadefinitetimeinthepast.（一般過去時談論在過去的特定時間發(fā)生的事）,Discuss:WhatsthebasicstructureofPPT?,Task2:Groupwork,Have/Has+主語+動詞的過去分詞？,一般疑問句,Adverbsoftime,already:肯定句，表示已經(jīng)發(fā)生yet:疑問句/否定句，表示“已經(jīng)”或者“還沒有”ever:疑問句，表示“曾經(jīng)”for:表示一段時間just:表示“剛剛”never:表示“從不”recently:表示“最近”since:表示“自---以后”,,1.I________(have)lunchalready.2.Hasthetrain_______(arrive),yet?3.Tome____never______(beto)China.4.Thetwin______just_____(see)myfather.5.Thetwins____(see)myfatherjustnow.,havehad,arrived,has,beento,has,seen,saw,,,,,,,Exercises,Howtoformthepastparticipleofverbs?,Task3:Learntherules,,movelive,:,repairfinish,repairedrepairedfinishedfinished,movedmovedlivedlived,verb＋ed,,,以e結(jié)尾＋d,stopplan,stoppedstoppedplannedplanned,,雙寫＋ed,studyhurry,studiedstudiedhurriedhurried,,去y＋ied,寫出下列動詞的過去式和過去分詞,寫出下列動詞的過去式和過去分詞:,begiveseemakeputcomewrite,was/werebeengavegivensawseenmademadeputputcamecomewrotewritten,注:不規(guī)則動詞見書上122頁不規(guī)則動詞表.,1borrow2hope3make4get5plan6cry,7send8watch9say10grow11hit12enjoy,1borrow2hope3make4get5plan6cry,borrowedhopedmadegotplannedcried,sentwatchedsaidgrownhitenjoyed,Task4:FinishPartAonpage14,1They__________(finish)theirhomeworkalready.2John_____never_____(visit)China.3Mr.Li__________(repair)overtenbicyclessinceMonday.4We___________(notsee)eachotherforyears.5Myparents__________(notcome)backyet.6.Ourteacher__________(teach)usalotaboutthehistoryofChina.,havefinished,hasvisited,hasrepaired,haven’tseen,hastaught,haven’tcome,Task5:FinishPartBonpage14,M:________you________(see)anyfilmsrecently,Sandy?S:No,Ihaven’t.Whataboutyou?M:Well,I________(see)onelastSaturday.S:Whatisitabout?M:It’saboutthechangesinBeijingoverthepastcentury.Fromthisfilm,I___________(learn)moreaboutBeijing’spastandpresent.S:Oh,IthinkI___________(hear)aboutthefilm.Doyouplantoseeitagain?M:Yes,I’dliketo.,Have,seen,saw,haveheard,havelearnt,Task6:FinishPartConpage14,1She__________(wait)fortwohoursalready.2They_______________(notfinish)theprojectyet.3_____you______(hear)frommysisterrecently?4Mark_________(be)therefortwodays.5_____theyever_____(stay)athomealone?6I_____never________(watch)thisfilm.7Daniel______just_________(arrive)home.8We_____________(noteat)anythingsincethen.,haswaited,haven’tfinished,Have,heard,hasbeen,Have,stayed,watched,have,has,arrived,haven’teaten,Task7:Fillintheblanks,Task2:Feedbackwhatwehavelearnttoday,Post-task,Task1:Exercisesinclass,一、寫出下列詞的過去分詞1.be_____________2.become___________3.begin__________4.blow_____________5.build___________6.choose___________7.cost____________8.do_______________9.drink___________10.eat______________11.drive__________12.fall______________13.fly____________14.forget____________15.know___________,fallen,known,forgotten,flown,become,begun,built,cost,done,been,chosen,blown,drunk,eaten,driven,二、根據(jù)旬意及中文提示完成單詞1.IhaveonlystartedtolearnFrench_______（近來）2.---Hasthetrainarrived____________(還,仍)?---Yes,itarrivedtenminutesago.3.HowlonghasMrSmith____________(教)Englishsofar?4.Therehavebeengreat____________(改變)inAmericasinceIleftthere.5.NocountryhasmadesuchprogressasChineseinthe____________（過去的）thirtyyears.,recently,past,changes,taught,yet,三、用括號中所給動詞的適當形式填空1.He___________(wait)foranhour.2.I_______________(notfinish)theworkyet.3._____you_______(know)himsincethen?4.I____________(nothear)frommybrotherforalongtime.5.We___________(be)theremanytimessince3yearsago.,havebeen,haswaited,haventfinished,Haveknown,haventheard,四、單項選擇()1.Ihaven’tseenyou_____lastFridayA.forB.sinceC.fromD.on()2.Oh,you____thecomputergamefortwohours.It’sbadforyoureyes.Stop,please!A.playedB.haveplayedC.wereplayingD.play()3.Iwon’tgototheshowbecauseI____myticket.A.loseB.don’tloseC.havelostD.willlost()4.---______mydictionary?---Yes.Isawitonyourdeskamomentago.A.HaveyouseenB.DoyouseeC.HadyouseenD.Wouldyouseen,B,A,C,B,()5.---_____haveyoubeenhere?---3years.A.HowoftenB.HowlongC.HowfarD.How()6---MayIgotoplaytenniswithyou,Dad?---______you______yourhomeworkyet?A.Are,finishingB.Did,finishC.Will,finishD.Have,finished()7.---DoyouknowthemovieLostInThailand?---Yes,I____________ittwice.It’sfunny.A.sawB.seeC.haveseenD.willsee,B,D,C,()8.Things____________alotsincetheboyfinishedschool.A.haschangedB.havechangedC.changedD.waschanged()9.Lily’sgrandpahaslivedhere____________.A.10yearsagoB.almost10yearC.since1994D.lastyear,B,C,Translatethesesentences,1南京自1995年以來發(fā)生了很大的變化.2南京已經(jīng)成為一個現(xiàn)代化的城市.3你們在這個鄉(xiāng)村住了多久了?4他結(jié)婚了嗎?是的,他們6年前結(jié)婚了.,Nanjinghaschangedalotsince1995.,Nanjinghasturnedintoamoderncity.,Howlonghaveyoulivedinthevillage?,Hashegotmarried?Yes,hegotmarriedsixyearsago.,ByeBye!,