劉欣現(xiàn)在完成時(shí)公開課

Highefficiency!高效率Fastrhythm!快節(jié)奏Largecapability!大容量Zerofault!零失誤我們追求的最高課堂境界Webelievewecan!Revision

ThePresentPerfectTenseLiuXin

FanhuaJuniorHighSchool現(xiàn)在完成時(shí)【復(fù)習(xí)目標(biāo)】1、知識目標(biāo)：(1)熟記不規(guī)則動(dòng)詞的過去分詞(2)現(xiàn)在完成時(shí)的構(gòu)成形式。2、能力目標(biāo)：(1)能夠正確使用already,yet,ever,never,justbefore,recently,lately等標(biāo)志詞做時(shí)態(tài)題。

(2)能夠正確迅速區(qū)分：havegoneto/havebeento/havebeenin。(3)能夠正確使用for和since引導(dǎo)的時(shí)間狀語。(4)能用現(xiàn)在完成時(shí)描寫自己的經(jīng)歷。【復(fù)習(xí)重點(diǎn)】一、熟記不規(guī)則動(dòng)詞的過去式和過去分詞；二、現(xiàn)在完成時(shí)的兩種基本用法和對應(yīng)的時(shí)間狀語；三、能夠準(zhǔn)確判斷現(xiàn)在完成時(shí)?！緩?fù)習(xí)難點(diǎn)】一、延續(xù)性動(dòng)詞與非延續(xù)性動(dòng)詞的轉(zhuǎn)換；二、havebeento，havegoneto，havebeenin的區(qū)別基本構(gòu)成與句式變換1兩種用法2現(xiàn)在完成時(shí)與一般過去時(shí)的區(qū)別3havebeento,havegoneto

,havebeenin4延續(xù)性動(dòng)詞與非延續(xù)性詞5標(biāo)志詞6Focuson現(xiàn)在完成時(shí)謂語動(dòng)詞的構(gòu)成：

1.

I_____________(finish)homeworkalready.2.

He___________(learn)Englishforthreeyears.

I/We/You/They

have…

He/She/Ithas…h(huán)avefinished

haslearned助動(dòng)詞have/has+V(pp.)（過去分詞）基本構(gòu)成與句式變換1句式變換：1.Hehasfinishedhishomework.(變?yōu)榉穸ň洌?.TheyhavevisitedChinabefore.(變?yōu)橐话阋蓡柧?，并做肯定回答）Hehasn’tfinishedhishomework.Have

theyvisitedChinabefore?Yes,theyhave.1.現(xiàn)在完成時(shí)的第一種用法是什么？2.常連用的狀語（標(biāo)志）有哪些？3.你能說出already和yet有哪些不同嗎？

回想一下：兩種用法2present(now)futurepast

現(xiàn)在完成時(shí)(一）(presentperfecttense)openthebook1.表示過去發(fā)生的動(dòng)作對現(xiàn)在造成的影響或結(jié)果.2.常用標(biāo)志詞:八大副詞already,yet,ever,never,just,before，recently，lately3.already和yet的區(qū)別already多用于現(xiàn)在完成時(shí)肯定句中間或句末；yet多用于現(xiàn)在完成時(shí)否定句或疑問句末尾。注意：如果肯定句中含有already，在變成否定句或疑問句時(shí)，要把句中的already轉(zhuǎn)換成________.Ihaven’tseenthefilmyet.2.Ihavealready

finishedmyhomework.

（變?yōu)橐话阋蓡柧洌〩aveyoufinishedyourhomeworkyet?1.

Ihaveseenthefilmalready.(變?yōu)榉穸ň?yet如何準(zhǔn)確根據(jù)標(biāo)志詞來做現(xiàn)在完成時(shí)動(dòng)詞填空題？

We_________(have)dinneralready.標(biāo)志現(xiàn)在完成時(shí)havehad主語謂語構(gòu)成have/has+過去分詞推出正確答案謂語動(dòng)詞填空三步走：1.找準(zhǔn)標(biāo)志，判斷時(shí)態(tài)；2.想準(zhǔn)該時(shí)態(tài)的謂語構(gòu)成；3.看準(zhǔn)主語是單數(shù)還是復(fù)數(shù)！1.I________(do)myhomeworkalready.2.He_____________(notfinish)hishomeworkyet.3.______youever______toBeijing?4.We______never______(see)thisbookbefore.5.Mother_____

just_______(clean)thehouse.6.Sally__________(visit)Chinabefore.havedonehasnotfinishedhaveseenhascleanedhasvisited我能行用動(dòng)詞的適當(dāng)形式填空：Havebeen

現(xiàn)在完成時(shí)(二)1.現(xiàn)在完成時(shí)的第二種用法是什么？2.常用的時(shí)間狀語有哪些？3.你能說出for和since有什么不同嗎？present(now)futurepastreadthebook表示過去發(fā)生的動(dòng)作,一直延續(xù)到現(xiàn)在.現(xiàn)在完成時(shí)(二）(presentperfecttense)

現(xiàn)在完成時(shí)(二)2.常用狀語（標(biāo)志）:

for+一段時(shí)間,since+過去的時(shí)間點(diǎn)/句子，Howlong…

sofar,uptonow,tillnow;(迄今為止)inthepast/lastfewyears(在過去的幾年里）theseyears（這些年來）once,twice,manytimes,Howmanytimes...（一次，兩次，許多次，多少次）用for或since填空:1.Wehaven’tseeneachother______alongtime.2.HisfatherhasbeenintheParty______10yearsago.3.Thefilmhasbeenon______20minutes.4.MrGreenhasworkedhere______hecametoChina.5.Hisgrandpahasbeendead______severalyears.6.It’sfivesyears_______wemetlasttime.forsinceforsinceforsince注意:對for或since引導(dǎo)的時(shí)間狀語提問必須用___________

1.Ihavelivedherefor10years.

Howlonghaveyoulivedhere?2.Shehasbeenillsince2daysago.

Howlonghasshebeenill?

howlong

你還記得下列區(qū)別嗎？1.havebeento與havegoneto2.twoyearsago與sincetwoyearsago3.justnow，just與now4.havebeento+地點(diǎn)與havebeenin+地點(diǎn)havebeento

曾經(jīng)去過某地（已返回）havegoneto

去了某地（沒有回來）havebeenin…在某地（……時(shí)間了）A

B

A

B通常用于一、二人稱，與ever,never,just,before,once,twice等連用。通常用于第三人稱，與already，just連用。Whereis…?通常與for…since…Howlong…等時(shí)間段狀語連用。思考一下：介詞in，to何時(shí)可省略?havebeento曾經(jīng)去過某地（已返回）havegoneto去了某地（沒有回來）havebeenin…在某地（……時(shí)間了）當(dāng)后面跟地點(diǎn)副詞時(shí)如where,here,there,home,abroad等必須省掉介詞to或in。當(dāng)后面跟地點(diǎn)名詞時(shí)如Beijing,thepark,myhouse

等必須帶著，不能省略，。twoyearsagosincetwoyearsago是點(diǎn)時(shí)間，用于一般過去時(shí)是一段時(shí)間，用于現(xiàn)在完成時(shí)justnowjustnow用于一般過去時(shí)多用于現(xiàn)在完成時(shí)havebeento+地點(diǎn)havebeenin+地點(diǎn)去過某地在某地用于現(xiàn)在進(jìn)行時(shí)現(xiàn)在完成時(shí)態(tài)與一般過去時(shí)態(tài)的區(qū)別(1)Isawthisfilmyesterday.（強(qiáng)調(diào)動(dòng)作發(fā)生的時(shí)間是yesterday）

(2)Ihaveseenthisfilm.（強(qiáng)調(diào)對現(xiàn)在的影響，電影的內(nèi)容已經(jīng)知道了）GO區(qū)別一：一般過去時(shí)表示過去某時(shí)發(fā)生的動(dòng)作或單純敘述過去的事情，強(qiáng)調(diào)動(dòng)作；現(xiàn)在完成時(shí)為過去發(fā)生的，強(qiáng)調(diào)過去的動(dòng)作對現(xiàn)在的影響，強(qiáng)調(diào)的是影響。

2.請判斷下列時(shí)間狀語用于什么時(shí)態(tài)：（1）…ago,lastweek，In2008,inthepast,justnow,thedaybeforeyesterday,yesterday...，then，thatday,oneday,once(從前)（2）recently,ever,never,twice,sofar,since…，for…，inthepast/lastfewyears,already,yet,just,before.現(xiàn)在完成時(shí)態(tài)與一般過去時(shí)態(tài)的區(qū)別區(qū)別二：牢記時(shí)間狀語不一樣?，F(xiàn)在完成時(shí)態(tài)與一般過去時(shí)態(tài)的區(qū)別

3.現(xiàn)在完成時(shí)可表示持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，動(dòng)詞一般是延續(xù)性的，如live,teach,learn,work,study,know.

1.---“___you____(have)lunch?”---“Yes.”---“When____you_____(have)it?”---“I___(have)itat12:00.”2.---“____you_____(write)alettertoyourauntyet?”---“Yes,I____.I____(write)onelastweek.”HavehaddidhavehadHavewrittenhavewrote注意：英語中動(dòng)詞按能否持續(xù)一段時(shí)間分為________動(dòng)詞和__________動(dòng)詞。在肯定句中，

動(dòng)詞不能和一段時(shí)間連用。要連用必須改成相應(yīng)的延續(xù)性動(dòng)詞.終止------延續(xù)buy-----borrow-----leave------die------come-----join-----begin/start-----終止性havekeepbeaway(from)bedeadbe(in)…/beherebein…/beamemberof…beon終止性延續(xù)性finish→fallill→getup→catchacold→puton→gettoknow→go→fallasleep→getto/arrive/reach→open→close→beoverbeillbeuphaveacoldwearknowbethere/bein…beasleepbein/at…beopenbeclosedsummary終止性動(dòng)詞直接變?yōu)椋貉永m(xù)性動(dòng)詞

多數(shù)變?yōu)椋篵e+…終止性動(dòng)詞變?yōu)檠永m(xù)性動(dòng)詞有哪兩種變法?句型轉(zhuǎn)換：根據(jù)上句完成下句，意思保持不變：1.Theoldmandiedtwoyearsago.Theoldman_____________________fortwoyears.2.Iboughtthisbookfivedaysago.I_________________thisbook_________fivedays.3.Tonycameherelastyear.Tony________________heresincelastyear.hasbeendeadhavehadfor

hasbeen1.Heborrowedthebook2weeksago.He_____________thebookfor2weeks.2.Hearrivedherethreedaysago.He____________heresincethreedaysago.3.Theyturnedoffthelight2hoursago.Thelight__________for2hours.4.Helefthere2yearsago.He____________fromherefor2years.5.Thefilmbegan30minutesago.Thefilm__________for30minutes.我能行haskepthasbeenhasbeenoffhasbeenawayhasbeenon

1LuckytoShow

(幸運(yùn)秀)

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6Ifyouthinkyoucan,youcan.選數(shù)字，展實(shí)力。幸運(yùn)的你一定會(huì)成功！

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alreadyyet現(xiàn)在完成時(shí)肯定句句中或末尾現(xiàn)在完成時(shí)否定句或疑問句末尾說出下列一組區(qū)別.(2分)Mr.Wang______________(become)ateacherin1991.He________________(teach)Englishsince1994.becamehastaught動(dòng)詞填空.(6分)havebeentohavegoneto說出下列一組區(qū)別.(4分)去過某地（人已回來）去了某地（人還沒回來）請至少說出6個(gè)現(xiàn)在完成時(shí)的標(biāo)志Answerthequestion.(3分)already,yet,ever,never,before,just,sofar,inthepast3years,for+一段時(shí)間，since+點(diǎn)時(shí)間等。寫出下列動(dòng)詞的過去式和過去分詞.(4分)

sendseewritebecomesentsent

sawseenwrotewrittenbecamebecome改為同義句.(6分)Sheborrowedthisbooktwoweeksago.She__________thisbook_____twoweeks.haskeptfor劃線部分提問.(3分)IhavestudiedEnglishforsixyears.HowlonghaveyoustudiedEnglish?判斷下列兩個(gè)句子正(T)誤(F).(4分)Thefilmhasbegunforhalfanhour.2.Thefilmhasbeenonforhalfanhour.(F)(T)

當(dāng)堂檢測（共20分，含2分卷面分）一、句式變換：（5分,每空1分）1.JackhasvisitedChinabefore.(改為否定句）

Jack

visitedChinabefore.2.Theyhavecomeintotheclassroom.(改為一般疑問句）

comeintotheclassroom?3.Hehasbeenherefor12years.(劃線提問）

hashebeenhere?hasn’tHavethey

Howlong二、用所給詞的正確形式填空:（3分，每空1分）

1.I

（live）herefortenyears.2.I

（live）herein1998.3.