公開課現(xiàn)在完成時課件

現(xiàn)在完成時語法復習現(xiàn)在完成時語法復習PresentPerfectTensesaying:Ifwinterhasalreadycome,canspringbefarbehind?PresentPerfectTensesaying:討論現(xiàn)在完成時的含義：現(xiàn)在完成時的構成：現(xiàn)在完成時態(tài)的標志詞：Since和for的區(qū)別：Hasbeento和hasgoneto的區(qū)別：現(xiàn)在完成時和一般過去時的區(qū)別：

討論現(xiàn)在完成時的含義：現(xiàn)在完成時的含義表示已完成的某一動作對現(xiàn)在造成的影響或結果e.g.Ihavecleanedtheclassroom,soitisclean.2.表示從過去已經(jīng)開始，持續(xù)到現(xiàn)在的動作e.g.WehavelearnedEnglishsincesixyearsago.現(xiàn)在完成時的含義表示已完成的某一動作對現(xiàn)在造成的影響或結果現(xiàn)在完成時的構成：

have/has+動詞的過去分詞注：動詞過去分詞的構成分為規(guī)則變化和不規(guī)則變化，規(guī)則變化的動詞過去分詞與過去式是一樣的，不規(guī)則變化的動詞須特殊記憶?，F(xiàn)在完成時的構成：注：動詞過去分詞的構成分為規(guī)則變化和不規(guī)則A:Wherehaveyoueverbeen?B:I’vealready/justbeento….ButIhaven’tbeento…yet./Ihaveneverbeento...yet.TibetShanghaiBeijingHainanpairworkA:Wherehaveyoueverbeen?Ti

標志詞:already:yet:多用于陳述句，位于have/has后，有時位于句末。e.g.Ihavealreadyfinishedmyhomework.用于疑問句和否定句，位于句尾。e.g.Haveyoufoundyourlostbookyet?Ihaven'thadbreakfastyet.ever:never:多用于疑問句，問初次經(jīng)歷。e.g.HaveyoueverbeentoBeijing?用于否定句，位于have/has后e.g.Hehasneverarguedwithotherpeople.just:before:多用于陳述句，位于have/has后e.g.Lucyhasjustwashedherclothes.e.g.Ihavereadthisbookbefore.用于各種句式，常放在句尾。標志詞sofar,once/twice/threetimes,allone'slife

inthepastthreeyearse.g.Theyhavelearnt2000wordssofar.Tomhasseenthefilmtwice.

Herfatherhasworkedinthefactoryallhislife.

e.g.Theyhavebuiltmanyhighbuildings

inthepastthreeyears.

sofar,once/twice/t無標志詞的：e.g.Heisnotfeelingwellnow.Hehascaughtacold.Ihavelostthekey.Ican'tgointomyroom.無標志詞的：e.g.Heisnotfeelingw

Since和for的區(qū)別：1）for+一段時間

e.g.Wehavelivedinthiscityfortenyears.

2）since+過去點時間

since+一段時間+agosince+從句（從句用一般過去式）

e.g.Hehasworkedheresince1990.Shehastaughtinthisschoolsincetwoyearsago.Wehaveknowneachothersincewemet.Howlong用于對以上兩個時間短語提問Since和for的區(qū)別：1）for+一段時間

e.for+一段時間

since+過去時間點/句子(一般過去時）/時間段+ago

1.Ihavelivedhere____Iwasborn.2.Billhasslept____threehoursandahalf.3.Hehasbeenaway___twodaysago.4.Wehaven’tseeneachother____alongtime.5.They’vewatchedTVplay_____nine.6.It’sfiveyears_____wemetlasttime.7.Hisparentshavebeendead_____severalyears.

sinceforsinceforsincesinceforfor+一段時間1.Ihavelivedher注意：表示短暫動作的瞬間性動詞，如come、go、buy等的完成時態(tài)就不能與for、since等表示一段時間的狀語連用，但可以與這類詞相應的延續(xù)性動詞或短語連用。瞬間動詞的用法口訣；現(xiàn)在完成在瞬間，非延只連時間點，終止須轉(zhuǎn)換，否定方可碰一段說明：1瞬間動詞又叫非延續(xù)性動詞或終止性動詞，它可以有現(xiàn)在完成時態(tài)，但不可以接一段時間；如果要接一段時間，就必須把它轉(zhuǎn)換成相應的延續(xù)性動詞。2瞬間動詞在完成時態(tài)中的否定式中可以接一段時間。

瞬間動詞的用法口訣；現(xiàn)在完成在瞬間，非延只連時間點，終止

巧記10個瞬間性動詞的轉(zhuǎn)換“巧記10個瞬間性動詞的轉(zhuǎn)換在現(xiàn)在完成時態(tài)中，短暫性動詞不能持續(xù)，不能與for和since引導的時間狀語連用，因此，得把短暫性動詞轉(zhuǎn)化為延續(xù)性動詞短語。1.Ihaveboughtthebookfortwoyears。改錯2.Shehasleftsince2009。

3.Ihaveborrowedthebooksincetwodaysago.Ihavehadthebookfortwoyears.Shehasbeenawaysince2009.Ihavekeptthebooksincetwodaysago.在現(xiàn)在完成時態(tài)中，短暫性動詞不能持續(xù)，不能與for和sincA:Oh,whatfineweather!Ienjoylyingonthebeach.B:Me,too.Oh,whereisLucy?Ihaven’tseenherforalongtime.Doyouknowwheresheisnow?A:ShehasgonetoBeijing.B:Oh,Isee.A:HaveyoueverbeentoShanghai?B:Yes.NowIliveinShanghaiandIhavebeeninShanghaifortwomonths.A:Oh,whatfineweather!Ienj小結小結1.A:Where’sJim,LiLei?B:He______________hisschoollibrary.2.TheGreens_____________Chinaforthreeyears.3.We_____________theGreatWalltwice.It’sverybeautiful.hasgonetohavebeeninhavebeento1.A:Where’sJim,LiLei?has1.Janehas_____toBeiJing.Shewillcomebacktomorrow.A.beenB.neverbeen C.wentD.gone2.Hello,thisisMr.Greenspeaking.CanIspeaktoMr.Black?--Sorry.He______theBainiaoPark.A.hasbeentoB.hasgoneto C.wentto D.willgoto3.--____youever____totheUS?--Yes,twice.A.Have,goneB.Have,been C,Do,go D.were,goingBBD1.Janehas_____toBeiJing.現(xiàn)在完成時和一般過去時的區(qū)別：現(xiàn)在完成時，強調(diào)這一動作產(chǎn)生的結果對現(xiàn)在的影響，與現(xiàn)在有關。

一般過去時，僅僅表示在過去某一時刻曾發(fā)生過這一動作，與現(xiàn)在無關。HehasstudiedEnglishforfiveyears.

HestudiedEnglishforfiveyears.

（學習英語已經(jīng)五年了，現(xiàn)在仍然在學）

（只說明他過去學過五年英語，但現(xiàn)在不學了。）現(xiàn)在完成時和一般過去時的區(qū)別：現(xiàn)在完成時，強調(diào)這一動作產(chǎn)生的EXERCISEHe_________(work)inourschoolforoneyear.He______(come)toourschoollastyear/in2002.They__________(cook)thesupperalready.They_______(cook)thesupperhalfanhourago.hasworkedcamehavecookedcookedEXERCISEHe_________(work)in2.Thefamouswriter____onenewbookinthepasttwoyear.

Ａ.iswritingＢ.waswriting

Ｃ.wroteＤ.haswritten3.—Ourcountry______alotsofar.—Yes.Ihopeitwillbeeven______.

Ａ.haschanged;wellＢ.changed;goodＣ.haschanged;betterＤ.changed;better4.HarryPotterisaverynicefilm.I_______ittwice.Ａ.willseeＢ.haveseenＣ.sawＤ.see1.HaveyoumetMrLi______？Ａ.justB.agoＣ.beforeＤ.amomentago

ＤＣＢC2.Thefamouswriter____one5.—ThesefarmershavebeentotheUnitedStates.

—Really?When___there?

Ａ.willtheygoＢ.didtheygo

Ｃ.dotheygoＤ.havetheygone

6.—______you___yourhomeworkyet?

—Yes.I_____itamomentago.

Ａ.Did;do;finished

B.Have;done;finishedＣ.Have;done;havefinishedＤ.will;do;finishBB5.—Thesefarmershavebeen牛刀小試1—Whatanicewatch！Howlong__you__it？—JustthreeweeksAwill，buyBdid，buyChave，had2—

you___inGreenerChinaforalongtime？—Yes，IjoineditfiveyearsagoAHave，beenBHas，joinedCHave，joined3TeacherLi

Japan，he___JapanfortwoyearsAhasbeento，hasbeentoBhasgoneto，hasbeeninChasgoneto，hasbeento4Thestudentsaresorrytohearthatthefamoussinger

forhalfanhourAhasleftBhasbeenawayChasgoneaway5I

thisbookfortwodays，IhavetoreturnitnowAborrowedBhaveborrowedChavekept（C）（A）（B）（B）（C）牛刀小試1—Whatanicewatch！Ho6----When

you

youroldfriend?----Thedaybeforeyesterday.Awill,visitBdid,visitChave,visited7MrsWhite___inthisschoolsinceshecamehere.AteachesBtaughtChastaught8Nochildren____footballinthestreetsinceacarhitaboylastSunday.AhaveplayedBplayedCplaying9----I’msorrytokeepyouwaiting.----Oh,notatall,I___hereonlyforafewminutes.AwasBhavebeenCwillbe10Hisfather

since1936.AdiedBhasdiedChasbeendead（B）（C）（A）（B）（C）6----WhenyouWritingThinkaboutyourfavoritethingfromchildhoodwhichyoustillhave.Forexample,itcanbeatoyorabook.Thenwriteitdownusingthequestions.WritingThinkaboutyourfavori1.Howlonghaveyouhadit?2.Howdidyougetit?Didsomeonegiveittoyou?Who?3.Whydoyoulikeitsomuch?Whyisitspecial?4.Canyousayanythingmoreaboutit?1.Howlonghaveyouhadit?Thankyouandseeyoulater.Thankyouandseeyoulater.現(xiàn)在完成時語法復習現(xiàn)在完成時語法復習PresentPerfectTensesaying:Ifwinterhasalreadycome,canspringbefarbehind?PresentPerfectTensesaying:討論現(xiàn)在完成時的含義：現(xiàn)在完成時的構成：現(xiàn)在完成時態(tài)的標志詞：Since和for的區(qū)別：Hasbeento和hasgoneto的區(qū)別：現(xiàn)在完成時和一般過去時的區(qū)別：

討論現(xiàn)在完成時的含義：現(xiàn)在完成時的含義表示已完成的某一動作對現(xiàn)在造成的影響或結果e.g.Ihavecleanedtheclassroom,soitisclean.2.表示從過去已經(jīng)開始，持續(xù)到現(xiàn)在的動作e.g.WehavelearnedEnglishsincesixyearsago.現(xiàn)在完成時的含義表示已完成的某一動作對現(xiàn)在造成的影響或結果現(xiàn)在完成時的構成：

have/has+動詞的過去分詞注：動詞過去分詞的構成分為規(guī)則變化和不規(guī)則變化，規(guī)則變化的動詞過去分詞與過去式是一樣的，不規(guī)則變化的動詞須特殊記憶?，F(xiàn)在完成時的構成：注：動詞過去分詞的構成分為規(guī)則變化和不規(guī)則A:Wherehaveyoueverbeen?B:I’vealready/justbeento….ButIhaven’tbeento…yet./Ihaveneverbeento...yet.TibetShanghaiBeijingHainanpairworkA:Wherehaveyoueverbeen?Ti

標志詞:already:yet:多用于陳述句，位于have/has后，有時位于句末。e.g.Ihavealreadyfinishedmyhomework.用于疑問句和否定句，位于句尾。e.g.Haveyoufoundyourlostbookyet?Ihaven'thadbreakfastyet.ever:never:多用于疑問句，問初次經(jīng)歷。e.g.HaveyoueverbeentoBeijing?用于否定句，位于have/has后e.g.Hehasneverarguedwithotherpeople.just:before:多用于陳述句，位于have/has后e.g.Lucyhasjustwashedherclothes.e.g.Ihavereadthisbookbefore.用于各種句式，常放在句尾。標志詞sofar,once/twice/threetimes,allone'slife

inthepastthreeyearse.g.Theyhavelearnt2000wordssofar.Tomhasseenthefilmtwice.

Herfatherhasworkedinthefactoryallhislife.

e.g.Theyhavebuiltmanyhighbuildings

inthepastthreeyears.

sofar,once/twice/t無標志詞的：e.g.Heisnotfeelingwellnow.Hehascaughtacold.Ihavelostthekey.Ican'tgointomyroom.無標志詞的：e.g.Heisnotfeelingw

Since和for的區(qū)別：1）for+一段時間

e.g.Wehavelivedinthiscityfortenyears.

2）since+過去點時間

since+一段時間+agosince+從句（從句用一般過去式）

e.g.Hehasworkedheresince1990.Shehastaughtinthisschoolsincetwoyearsago.Wehaveknowneachothersincewemet.Howlong用于對以上兩個時間短語提問Since和for的區(qū)別：1）for+一段時間

e.for+一段時間

since+過去時間點/句子(一般過去時）/時間段+ago

1.Ihavelivedhere____Iwasborn.2.Billhasslept____threehoursandahalf.3.Hehasbeenaway___twodaysago.4.Wehaven’tseeneachother____alongtime.5.They’vewatchedTVplay_____nine.6.It’sfiveyears_____wemetlasttime.7.Hisparentshavebeendead_____severalyears.

sinceforsinceforsincesinceforfor+一段時間1.Ihavelivedher注意：表示短暫動作的瞬間性動詞，如come、go、buy等的完成時態(tài)就不能與for、since等表示一段時間的狀語連用，但可以與這類詞相應的延續(xù)性動詞或短語連用。瞬間動詞的用法口訣；現(xiàn)在完成在瞬間，非延只連時間點，終止須轉(zhuǎn)換，否定方可碰一段說明：1瞬間動詞又叫非延續(xù)性動詞或終止性動詞，它可以有現(xiàn)在完成時態(tài)，但不可以接一段時間；如果要接一段時間，就必須把它轉(zhuǎn)換成相應的延續(xù)性動詞。2瞬間動詞在完成時態(tài)中的否定式中可以接一段時間。

瞬間動詞的用法口訣；現(xiàn)在完成在瞬間，非延只連時間點，終止

巧記10個瞬間性動詞的轉(zhuǎn)換“巧記10個瞬間性動詞的轉(zhuǎn)換在現(xiàn)在完成時態(tài)中，短暫性動詞不能持續(xù)，不能與for和since引導的時間狀語連用，因此，得把短暫性動詞轉(zhuǎn)化為延續(xù)性動詞短語。1.Ihaveboughtthebookfortwoyears。改錯2.Shehasleftsince2009。

3.Ihaveborrowedthebooksincetwodaysago.Ihavehadthebookfortwoyears.Shehasbeenawaysince2009.Ihavekeptthebooksincetwodaysago.在現(xiàn)在完成時態(tài)中，短暫性動詞不能持續(xù)，不能與for和sincA:Oh,whatfineweather!Ienjoylyingonthebeach.B:Me,too.Oh,whereisLucy?Ihaven’tseenherforalongtime.Doyouknowwheresheisnow?A:ShehasgonetoBeijing.B:Oh,Isee.A:HaveyoueverbeentoShanghai?B:Yes.NowIliveinShanghaiandIhavebeeninShanghaifortwomonths.A:Oh,whatfineweather!Ienj小結小結1.A:Where’sJim,LiLei?B:He______________hisschoollibrary.2.TheGreens_____________Chinaforthreeyears.3.We_____________theGreatWalltwice.It’sverybeautiful.hasgonetohavebeeninhavebeento1.A:Where’sJim,LiLei?has1.Janehas_____toBeiJing.Shewillcomebacktomorrow.A.beenB.neverbeen C.wentD.gone2.Hello,thisisMr.Greenspeaking.CanIspeaktoMr.Black?--Sorry.He______theBainiaoPark.A.hasbeentoB.hasgoneto C.wentto D.willgoto3.--____youever____totheUS?--Yes,twice.A.Have,goneB.Have,been C,Do,go D.were,goingBBD1.Janehas_____toBeiJing.現(xiàn)在完成時和一般過去時的區(qū)別：現(xiàn)在完成時，強調(diào)這一動作產(chǎn)生的結果對現(xiàn)在的影響，與現(xiàn)在有關。

一般過去時，僅僅表示在過去某一時刻曾發(fā)生過這一動作，與現(xiàn)在無關。HehasstudiedEnglishforfiveyears.

HestudiedEnglishforfiveyears.

（學習英語已經(jīng)五年了，現(xiàn)在仍然在學）

（只說明他過去學過五年英語，但現(xiàn)在不學了。）現(xiàn)在完成時和一般過去時的區(qū)別：現(xiàn)在完成時，強調(diào)這一動作產(chǎn)生的EXERCISEHe_________(work)inourschoolforoneyear.He______(come)toourschoollastyear/in2002.They__________(cook)thesupperalready.They_______(cook)thesupperhalfanhourago.hasworkedcamehavecookedcookedEXERCISEHe_________(work)in2.Thefamouswriter____onenewbookinthepasttwoyear.

Ａ.iswritingＢ.waswriting

Ｃ.wroteＤ.haswritten3.—Ourcountry______alotsofar.—Yes.Ihopeitwillbeeven______.

Ａ.haschanged;wellＢ.changed;goodＣ.haschanged;betterＤ.changed;better4.HarryPotterisaverynicefilm.I_______ittwice.Ａ.willseeＢ.haveseenＣ.sawＤ.see1.HaveyoumetMrLi______？Ａ.justB.agoＣ.beforeＤ.amomentago

ＤＣＢC2.Thefamouswriter____one5.—ThesefarmershavebeentotheUnitedStates.

—Really?When___there?

Ａ.willtheygoＢ.didtheygo

Ｃ.dotheygoＤ.havetheygone

6.—______you___yourhomeworkyet?

—Yes.I_____itamomentago.

Ａ.Did;do;finished

B.Have;done;finishedＣ.Have;done;havefinishedＤ.will;do;finishBB5.—Thesefarmershavebeen牛刀小試1—Whatanicewatch！Howlong__you__it？—JustthreeweeksAwill，buyBdid，buyChave，had2—

you___inGreenerChinaforalongtime？—Yes，IjoineditfiveyearsagoAHave，beenBHas，joinedCHave，joined3TeacherLi

Japan，he___JapanfortwoyearsAhasbeento，hasbeentoBhasgoneto，hasbeeni