Unit10sectionAGrammarFocus课件人教版八年级英语下册2

Unit10I’vehad

thisbikeforthreeyears.SectionAGrammar

FocusI

______________thehighestmountainsI___________throughthefieldsOnlytobewithyouOnlytobewithyouI___________I___________I___________thesecitywallsThesecitywallsOnlytobewithyouButIstill________________WhatI’mlookingforhaveclimbedhaverunhaverunhavecrawledhavescaledhaven’tfound现在完成时Let’slearn.表示过去发生或完成的某一动作对现在造成的结果或影响。常与just，already，yet，never，ever，before，so

far等时间状语连用。1表示过去的动作持续到现在或反复发生，并有可能持续下去。常与since，for等连用。注意，此用法使用的动词通常为延续性动词。2现在完成时“未完成用法”时间标识词？非延续性动词变延续性动词？Let’slearn.“未完成用法”时间标识词for

+一段时间常与for或since引导的时间状语(从句)连用。e.g.

I

haven’tseenherforalongtime.我们已经很久没有见了。since

+表示过去的时间点e.g.

I

have

livedheresincetwoyearsago.我两年前就住在这儿了。since

+一般过去时的句子e.g.

I

have

had

this

hat

since

I

went

tocollege.我自从大学就有这个帽子了。谓语动词用延续性动词，可以用Howlong提问。Let’spractice.用since或for填空。They

havebeenlivinginMadrid_________1972.Hehasknownaboutthefact________alongtime.Ourteacherhasbeenveryill________thelastmonth.Ihaven’teatenanything________twenty-fourhours.OneofmyfriendshasbeenteachinginTokyo_______threeyears.Ihaven’tmethim_______lastyear.Ihaven’tphonedhim_______aweek.sinceforsinceforforsinceforLet’slearn.非延续性动词变延续性动词延续性动词：表示能够延续的动作，这种动作可以长时间延续下去或产生持久的影响。非延续性动词：表示不能延续的动作，这种动作发生之后就立即结束。“未完成用法”句子用延续性动词Let’slearn.非延续性动词变延续性动词1非延续性动词变为有相同意思的延续性动词。buy

/

get

/receiveborrowputonget/catchacoldcometoknowstart/begintostudyhavekeepwearhaveaclodknowstudyLet’slearn.非延续性动词变延续性动词2非延续性动词变为be

+介词。joinbeginstartarrive

in

/

atreachget

tobe

in

/beamemberofbeonbeonbein/atbein/atbein/atLet’slearn.非延续性动词变延续性动词3非延续性动词变为be

+形容词。closemarry/getmarriedopenfallasleepfallilldielosebe

closedbemarriedbeopenbeasleepbe

illbe

deadbe

lostLet’slearn.非延续性动词变延续性动词4非延续性动词变为be

+副词。get

upgo

/getoutgotherecomeherecomebackreturnleavefinish/endbe

upbeoutbetherebeherebe

backbe

backbe

away

/

away

frombe

overLet’slearn.非延续性动词变延续性动词如果非延续性动词找不到对应的延续性动词怎么办？5如果某些非延续性动词找不到对应的延续性动词，可以使用这个结构：It’s+一段时间+

since

+一般过去时的句子。e.g.

Thepolicehavecaughttherobberfortwodays.e.g.

It’stwodayssincethepolicecaughttherobber.Let’spractice.请你将下列的错误句子改正确。1.Ihaveboughtthebookforaweek.Ihavehadthebookforaweek.2.HowlonghasMaryleft?HowlonghasMarybeenaway?3.Mymotherhascomeheresincefivedaysago.Mymotherhasbeenheresincefivedaysago.4.Mygrandmotherhasdiedfortenyears.Mygrandmotherhasbeendeadfortenyears.Let’spractice.按要求完成句子。LiLeijoinedthePartythreeyearsago.(同义句)LiLei____________theParty______threeyears.LiLei____________theParty_____threeyearsago.2.MyfatherleftGuizhoulastweek.(同义句)Myfather________________Guizhou______aweek.Myfather________________Guizhou____lastweek.3.Thefactoryclosedin

1996.(同义句)Thefactory_________________tenyears.Thefactory______________since1996.hasbeeninforhasbeeninsincehasbeenawayfromforhasbeenawayfromsincehasbeenclosedforhasbeen

closed4aRewrite

the

sentencesusingfororsince.JimisinJapan.Hearrivedtherethreedaysago.___________________________________________________2.Theyareveryhungry.Theirlastmealwastenhoursago.___________________________________________________3.Ihaveacamera.Iboughtitin2009.___________________________________________________4.IknowAnna.Ifirstmetherthreeyearsago.___________________________________________________5.Lindaisill.ShebecameillonMonday.___________________________________________________JimhasbeeninJapanforthreedays.Theyhavenoteatenfortenhours.Ihavehadacamerasince2009.IhaveknownAnnaforthreeyears/sincethreeyearsago.LindahasbeenillsinceMonday.4bFillintheblankswiththecorrectformsoftheverbsinbrackets.

I_______________(neverbe)tothewaterparkbefore.Iwantto_____(go)nextmonthbeforetheweathergetstoocold.2.They__________________(neverown)anypets,butthey______________________(alwayswant)tohaveadog.3.We_________(have)apianosincelastNovember.We_______(buy)itfromtheLifamilywhentheymovedtotheUSlastyear.haveneverbeengohaveneverownedhavealwayswantedhavehadbought4bFillintheblankswiththecorrectformsoftheverbsinbrackets.4.CathyandAmy____________(notbe)backtotheirhometownfortwoyears.They______(miss)theirhometownalotandhopetovisittheplacenextyear.5.Thismuseum_________(be)hereforover20years.It_____(be)oneoftheoldestbuildingsinthissmalltown.

haven’tbeenmisshasbeenis4cFillinthequestionsandasktwostudents.Thencompletethechart.Exercises：选用for和since填空。1.Wehavelivedhere_______1990.2.—Howlonghaveyoustudiedhere?—______5years.3.Theboyhashadabadcold______lastnight.4.Ihavewaited______twohours.5.Mr.Huanghaskeptthebooks______lastmonth.6.Ihavetaughtintheschool_____Icamehere.7.IhavebeeninNanjing______eightyears.8.SallyhasbeenawayfromLondon______lastSaturday.9.Tommyhashadthismotorcycle______threeyears.sinceForsinceforsincesinceforsinceforExercises：按要求改写句子。1.Theclasswasovertenminutesago.(同义句)Theclass_______________fortenminutes.2.Hisgrandpadiedin2004.(同义句)Hisgrandpa____________for14years.3.Theexhibitionhasbeenonforthreedays.(同义句)Theexhibition_____________threedaysago.4.Myparentsgotmarried25