下U現(xiàn)在完成時

Unit1ThePictureofPeacePresentPerfectTense單位：哈爾濱市第156中學(xué)作者：楊慧慧EEC初中九年級下冊英語現(xiàn)在完成時現(xiàn)在完成時構(gòu)成用法常用狀語have+動詞過去分詞has+動詞過去分詞表示某一動作或狀態(tài)從過去某一時間一直持續(xù)到現(xiàn)在for+一段時間since+過去某一時間現(xiàn)在完成時(have/has+v-ed)1.表示剛剛結(jié)束的動作,常和already,just,yet,now,notyet等連用.2.表示過去發(fā)生的動作對目前所造成的影響.3.表示經(jīng)驗經(jīng)歷,常和ever,never,often,always,once,twice,threetimes,before等連用.現(xiàn)在完成時(have/has+v-ed)4.表示從過去持續(xù)到現(xiàn)在的動作或狀態(tài),常和since+過去時,for+時間段,recently,lately,thesedays,thisweek,inthepastfewdays,duringthelasttwoweeks,sofar,uptonow,untilnow等連用.例如:They’veknowneachothersince1995.(2)TonyhasstudiedChineseforayear.現(xiàn)在完成時(have/has+v-ed)5.區(qū)別:have/hasbeento表示去過某地,已經(jīng)回來;have/hasgoneto表示去了某地,還未回來.例如:BettyhasbeentoChina.SheknowsalotaboutChineseculture.Where’sMrYu?HehasgonetoBeijing.Hewillbebackinaweek.現(xiàn)在完成時(have/has+v-ed)6.注意:當(dāng)現(xiàn)在完成時跟表示持續(xù)的時間狀語連用時,不能使用終止性動詞.(1)Tomhascomefortwohours.(×)(2)Tomhasbeenherefortwohours.(√)下面我們來看看，如何把終止性動詞轉(zhuǎn)換成延續(xù)性動詞.終止性動詞轉(zhuǎn)換成延續(xù)性動詞becomebebuyhaveborrowkeepcatchacoldhaveacoldgettoknowknowputonwearleavebeawaydiebedeadarrivein/atbein/atcometobein/atjoinbeamemberof/beinstartbeonfinishbeoverhaveboughthavehadhavelefthavebeenawayfromhaveborrowedhavekepthavejoinedhavebeeninhavecometo/gotto/reached/arrived(in/at)/movedtohavebeen(in)/havestayed(in/at)

延續(xù)性動詞非延續(xù)性動詞現(xiàn)在完成進行時表示過去已經(jīng)開始，一直持續(xù)到現(xiàn)在的動作或狀態(tài)。因為表示的是持續(xù)的動作或狀態(tài)，所以使用的動詞通常是延續(xù)性動詞,時間狀語通常由for或since引導(dǎo).(非延續(xù)性動詞不能直接和for或since連用)終止性動詞轉(zhuǎn)換成延續(xù)性動詞I

became

ateacher

in2001.Ibecame

ateacher

7yearsago.Ihavebeen

ateacher

since2001.Ihavebeen

ateacher

for7years.終止性動詞轉(zhuǎn)換成延續(xù)性動詞He

bought

acomputer

lastweek.Hehashad

acomputer

sincelastweek.Hehashad

acomputer

foraweek.終止性動詞轉(zhuǎn)換成延續(xù)性動詞She

borrowed

abook

inJuly.Sheborrowed

abook

twomonthsago..Shehaskept

thebook

sinceJuly.Shehaskept

thebook

fortwomonths終止性動詞轉(zhuǎn)換成延續(xù)性動詞Tom

caught

acold

yesterday.Tomhashad

acold

sinceyesterday.Tomhashad

acold

foraday.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Betty

gottoknow

Tony

in2001.Bettymet

Tony

in2001..Bettyhasknown

Tony

since2001.Bettyhasknown

Tony

for7years終止性動詞轉(zhuǎn)換成延續(xù)性動詞Mybrother

puton

hisglasses

whenhereadnewspapers.Mybrotherhaswornglassessince2005.Mybrotherhaswornglassesfor3years.終止性動詞轉(zhuǎn)換成延續(xù)性動詞They

left

thespacestation

lastMonday.Theyhavebeenawayfrom

thespacestation

sincelastMonday.Theyhavebeenawayfrom

thespacestation

fortwodays.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Hisgrandfather

died

in2004.Hisgrandfather

died

fouryearsago.Hisgrandfatherhasbeendead

since2004.Hisgrandfather

hasbeendead

forfouryears.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Theorchestra

arrivedin

Dalian

lastweek.Theorchestra

arrivedin

Dalian

aweekago.Theorchestrahasbeenin

Dalian

sincelastweek.Theorchestrahasbeenin

Dalian

foraweek.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Hisparents

cameto

China

lastmonth.Hisparents

havebeenin

China

sincelastmonth.Hisparents

havebeenin

China

foramonth.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Charliejoined

thearmy

in2006.Charliehasbeenin

thearmy

since2006.Charliehasbeena

soldier

fortwoyears.CharliejoinedtheLeaguein2006.CharliehasbeenintheLeaguesince2006.CharliehasbeenamemberoftheLeaguefortwoyears.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Thefilm

started

at7o’clock.Thefilmhasbeenon

since7o’clock.Thefilmhasbeenon

forhalfanhour.終止性動詞轉(zhuǎn)換成延續(xù)性動詞Thefootballmath

finished

at5.Thefootballmathhasbeenover

since5o’clock.Thefootballmathhasbeenover

for20minutes.Ihaveboughtthisbikefor2years.2.Hehasborrowedthisbookfor3days.3.Shehasgotheresince10o’clock.4.Theyhavelefttheirhometownsince2000.5.Wehavecometothecityforaweek.6.LiQianghasjoinedthearmysincehewas18yearsold.Ihavehadthisbikefor2years.

Hehaskeptthisbookfor3days.

Shehasbeenheresince10o’clock.

Theyhavebeenawayfromtheirhometownsince2000.Wehavebeeninthecityforaweek.

LiQianghasbeeninthearmysincehewas18yearsold.

Let'sreview!單項選擇。I____________ateacherfortenyears.A.amB.havebeenC.be2.I____________thelastpageofthebooklastnight.A.readB.havereadC.amreading3.He__________theArmyin1999.A.hasjoinedB.joinsC.joined4.ProjectHope_________2,000,000peoplesince1989.A.trai