八年级上教学课件u6grammar

Unit6Grammar

WeoftenusesinceandforwiththepresentperfecttenseAThePresentperfecttensewithsinceandfor

Ihavenotlaughedlikethissincemychildhood.TheGreekshavetriedtocaptureourcityfortenyears.Workouttherule

Weusesincewith(aperiodoftime/apointintime).Weuseforwith(aperiodoftime/apointintime).Choosesinceorforwhentheyareinthepresentperfecttense_______1997_______alongtime_______Iwas12_______twodaysago_______amonth_______hewasborn_______tenyearssince与for划线提问都用howlong,用法相同forforforsincesincesincesincesince作介词时，后面可以接一个时间点，如：since1980，也可以接“一段时间+ago”,如:sincethreeyearsago,sincetwomonthsago等。since还可用作连词，引导一个过去时态的时间状语从句。如：我们上大学时就互相认识了。

Wehaveknowneachothersincewewenttocollege.for后常接一个时间段，指某个动作到现在为止已持续了多长时间，如：forthreeyears,forhalfanhour等。注意：非延续性动词不能直接和for或since连用，但我们可以找一个相应的延续性动词或表示状态的形容词、副词或介词短语来替换这些非延续性动词。如:cometo→bein/at,goout→beout,leave→beaway,begin/start→beon,stop→beover，buy→have,borrow→keep,open→beopen,close→beclosed,join→bein/beamemberof,die→bedead,catchacold→haveacold,gettoknow→know,eateacher→beateacher,fallasleep→beasleep,fallill→beill等。选用since或for填空。1.______twoyears2.______twoyearsago3.______lastmonth4.______19995.______4hours6.______anhourago7.______wewerechildren8.______shelefthereforsincesincesinceforsincesincesinceA1HansisfromHamburginGermany.HeistalkingtoDoris.Readtheirconversationandanswerthefollowingquestions.WheredoesHanslive?He_______in____________.HowlonghasHanslivedinHamburg?He__________there_____________.HowlonghasDorislivedinShanghai?She____________there______________.WherewasDorisborn?She___________________________.livesHamburghaslivedsince1996haslivedfor14yearswasborninShanghaiDorisistalkingaboutherself.ReadwhatshesaysandthendecidewhetherthefollowingsentencesareT(True)orF(False).Correctanyfalseones.

Hello.I’mDoris.It’snowNovember2012.I’velivedinShanghaisinceNovember1998.I’vestudiedatNewPointJuniorHighSchoolforoneyearandtwomonths.I’vebeenintheScienceClubforoneyear.IjoinedtheVolleyballClubtwomonthsago.DorishaslivedinShanghaiforfouryears.T/F___________________________________2ShehasstudiedatNewPointJuniorHighSchoolsinceSeptember2010.T/F

___________________________________DorishaslivedinShanghaiforfourteenyears.ShehasstudiedatNewPointJuniorHighSchoolsinceSeptember2011.ShehasbeenintheScienceClubsinceNovember2011.T/F

_____________________________________ShehasbeenintheVolleyballClubfortwomonths.T/F

____________________________________TT1)Weuse(thepresentperfecttense/thesimplepasttense)totalkaboutapastexperiencewhichhasaconnectiontothepresent.2)Weuse(thepresentperfecttense/thesimplepasttense)totalkaboutacompletedactioninthepast.Wecanuseboththepresentprefecttenseandthesimplepasttensetotalkaboutapastexperience.BThepresentperfecttenseandthesimplepasttenseIhavestudiedHistoryfortwoyears.IhadaHistorylessonyesterday.IhavelearntalotaboutGreekhistory.IreadthestoryoftheTrojanWarlastweek.Workouttherule现在完成时强调过去的动作对现在的影响，它和现在有密切的联系；一般过去时强调动作发生的时间在过去，不涉及对现在的影响，且句中一般含有表示过去的时间状语。试比较：Theplanehasarrived.飞机已经抵达了。（说明现在的情况：飞机在这儿。）Theplanearrivedaquarterago.飞机是在一刻钟之前抵达的。（强调动作发生的时间在过去。）1.WebegantolearnEnglishthreeyearsago.（改为同义句）We____________English______threeyears.2.Myfathergottheretwodaysago.（改为同义句）Myfather_______________fortwodays.3.MrLibegantoteachEnglishinthisschoolin1999.（改为同义句）MrLi__________Englishinthisschoolsince1999.4.Thefactoryopenedtenyearsago.（改为同义句）Thefactory_______________fortenyears.按要求完成下列句子。havelearntforhasbeentherehastaughthasbeenopenB1Readthefollowingconversationbetweenthecaptainandasoldierfromthestory“TheTrojanhorse”.Completeitwiththecorrecttensesoftheverbsinbrackets.Soldier:Captain!Captain!TheGreek_____________(go).They________(leave)lastnight.Captain:Great!They_______(come)heretenyearsagoand__________(try)manytimestocaptureourcity,buttheycouldn’t.We____________(win).Soldier:Butthey____________(leave)ahugewoodenhorse.Canyouseeitoutsidethegates?TheGreeks__________(nottake)itwiththem.Captain:Let’skeepitthen.Goandpullitintothecity.

hasgoneleftcamehavetriedhavewonhaveleftdidn’ttakeB2Completethediarybelowwiththecorrecttensesoftheverbsinbrackets.Thursday,10NovemberAnewbookshop__________(open)thedaybeforeyesterdaynearmyschool.I_______(go)therewithmycousinthisafternoon.I

________(buy)

a

travel

book

about

Greece.

I__________________(neverbe)toGreece,

butmycousin______(visit)thecountrylastyear.I____________(see)someofherphotos.Greeceissuchabeautifulcountry.Mycousin________(buy)abookaboutancientGreece.I_________(read)afewpagesofthebookwithher.Ithinkit’sveryinteresting.openedwentboughthaveneverbeenvisitedhaveseenboughthaveread1.She______Charlesforayear.

A.hasbeenmarriedtoB.hasgotmarriedto

C.marriedwith

D.married2.The4

Maymovement______in1919.

A.hadtakenplace

B.wastakingplaceC.wastakenplace

D.tookplace3.I_______suchaninterestingbookbefore.

A.wasneverreading

B.willneverread

C.hadneverread

D.haveneverread4.Where___mybook?Ican'tfindit.

I_______itonthistable.Butnowit'sgoneA.wereyouputting;haveputB.hadyouput;wasputtingC.haveyouput;putD.didyouput;haveputfor,since,howlong不与短暂性动词连用ADExercisesDD5.We_______theproblemforquitesometime,butwe_______anyconclusionyet.

A.haddiscussed;haven'treachedB.discussed;haven'treached

C.havediscussed;haven'tbeenreachingD.havediscussed;haven'treached6.Doyouwantt