2023學(xué)年完整公開(kāi)課版人教版Book2Unit3LearningaboutLanguage

Unit3ComputersLearningaboutLanguage1.Getstudentstoknowthestructureofthepresentperfectpassivevoice.2.Letstudentslearntheusagesofthepresentperfectpassivevoice.3.Getstudentstobecomeinterestedingrammarlearning.

WWPCwrist-worn/wearablePCAwrist-wornPChasbeeninvented

recently.Apen-likecomputerhasalready

beendeveloped.(1)Asyearshavegoneby,I

havebeenmade

smallerandsmaller.(2)Awrist-wornPC

hasbeeninvented

recently.(3)Thesportsmeeting

hasalreadybeenheld

inourschool.has/havebeendone現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)2.Dotheredpartshavesomethingincommon?Ⅰ.概念：1.現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)表示動(dòng)作發(fā)生在過(guò)去,到現(xiàn)在已經(jīng)完成或?qū)ΜF(xiàn)在仍有影響。2.主語(yǔ)是行為動(dòng)作的承受者?！咀⒁狻?.過(guò)去分詞前有兩個(gè)助動(dòng)詞have/has和been。2.必須表示被動(dòng)。I

havebeentold

aboutitmanytimes．Thebridge

hasjustbeenbuilt．ThePresentPerfectPassiveVoice現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)同它的主動(dòng)語(yǔ)態(tài)一樣，強(qiáng)調(diào)過(guò)去的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果，但主語(yǔ)為動(dòng)作的承受者，表示“……已經(jīng)被……”。

Thenewschoolhasbeensetup.

新學(xué)校已經(jīng)建成了。1.現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)肯定句句型：主語(yǔ)+have/hasbeen+過(guò)去分詞Hermotorbikehasbeenstolen.

2.現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)否定句句型：主語(yǔ)+have/has+not+been+過(guò)去分詞Thetaskhasnotbeenfinishedyet.

Manyworkershavenotbeentrainedinthecompany.Ⅱ.句型：3.現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)一般疑問(wèn)句句型：Have/Has+主語(yǔ)+been+

過(guò)去分詞...?Hasanewcomputerbeenbought?

HavetheybeensentabroadtostudyEnglish?4.現(xiàn)在完成時(shí)被動(dòng)語(yǔ)態(tài)特殊疑問(wèn)句句型：疑問(wèn)詞+have/has+

主語(yǔ)+been+過(guò)去分詞...?Wherehasthecarbeenrepaired?Whohavebeenhelpedbythenewcomputer?Howmanybuildingshavebeenbuiltinthisschool?Thebuildings,destroy,earthquakeThebuildings

havebeendestroyed

intheearthquake.Makingupsentencesusing

presentperfectpassivevoice:【即學(xué)即練】1.machinereplacecomputerThemachinehasbeenreplacedbythecomputer.2.newbridge,build,inourcityAnewbridge

hasbeenbuilt

inourcity.3.Manytreeshavebeenplantedalongtheroad.manytrees,plant,alongtheroad4.1.表示一個(gè)被動(dòng)的動(dòng)作發(fā)生在說(shuō)話之前,強(qiáng)調(diào)對(duì)現(xiàn)在造成的影響和結(jié)果。Thedoorhasbeenlocked.

2.表示一個(gè)被動(dòng)的動(dòng)作或狀態(tài)開(kāi)始于過(guò)去,持續(xù)到現(xiàn)在,并可能持續(xù)下去,常與for

或since引導(dǎo)的時(shí)間狀語(yǔ)連用,或用于Howlong...?句型中。Ⅲ.用法:Theimportantproblemhasbeendiscussed

fornearlytwoweeks.Howlonghasthemachinebeenused?現(xiàn)在完成時(shí)的標(biāo)志:recently/already/yet/for+一段時(shí)間/since+時(shí)間點(diǎn)【點(diǎn)津】注意1.只有及物動(dòng)詞才有被動(dòng)語(yǔ)態(tài),不及物動(dòng)詞(詞組)沒(méi)有被動(dòng)語(yǔ)態(tài)。例如:happen,takeplace,die,appear,disappear,fail,remain,lie,last,sit,stand,breakout,cometrue,belongto等。What

hashappened

toyourbrother?2.often,usually,always,never,hardly,seldom等副詞置于have/has和been中間。Suchamanhashardlybeenbelieved.2.但許多不及物動(dòng)詞加介詞或副詞構(gòu)成的動(dòng)詞短語(yǔ)，相當(dāng)于及物動(dòng)詞，也可以有被動(dòng)語(yǔ)態(tài)。但動(dòng)詞短語(yǔ)是一個(gè)不可分割的整體，變?yōu)楸粍?dòng)語(yǔ)態(tài)時(shí),不可丟掉構(gòu)成短語(yǔ)的介詞或副詞。Thechildhasbeentakengoodcare

of

byhisgrandmaalltheseyears.Anoticehasbeenput

uponthewall.3.一些特殊動(dòng)詞,如borrow,finish,begin,buy,start,return,marry,open,join等構(gòu)成的現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)不能與表示一段時(shí)間的狀語(yǔ)連用。若要表達(dá)相應(yīng)的意思,則需改換動(dòng)詞或時(shí)態(tài)。Mybrotherhashad(不能用hasbought)thisbikeforalmostfouryears.Howlonghasthisbookbeenbought?()Howlongagowasthisbookbought?()×√1.Papermoney______foroverathousandyears.A.usedB.hasbeenusedC.hasusedD.isusing2.—______theletter______toMr.Black?—No.It’sstillonthedesk.A.Has;givenB.Will;begivenC.Was;givenD.Has;beengiven3.Greatchanges______inmyhometownandalotoffactories______.A.havetakenplace;havebeensetupB.havebeentakenplace;arebeingsetupC.aretakenplace;hadbeensetupD.hadtakenplace;willbesetup用被動(dòng)語(yǔ)態(tài)改寫(xiě)下列句子。Theyhaveopenedthreetrainingcentersinthiscitybynow.2.Wehavebuiltanewlibraryandagymnasiuminourschoolthisyear.Threetrainingcentershavebeenopenedinthiscity(bythem)bynow.Anewlibraryandagymnasiumhavebeenbuiltinourschoolthisyear(byus).3.Theyhavemadeaplantohelpthepoorchildreninthepoorarea.4.ThegovernmenthasspentalotofmoneyontheHopeProject.Aplanhasbeenmadebythemtohelpthepoorchildreninthepoorarea.

AlotofmoneyhasbeenspentontheHopeProjectbythegovernment.II.改錯(cuò)1.Apersonalcomputerhasboughtbyus.Apersonalcomputerhasbeenboughtbyus.2.Manyproblemshasbeenfoundwithournewcomputer.Manyproblemshavebeenfoundwithournewcomputer.3.APChasbeenbuildedthewaywewanted.APChasbeenbuiltthewaywewanted.4.OurcomputerjusthasbeenjoinedtotheInternet.OurcomputerhasjustbeenjoinedtotheInternet.5.Thecomputerwasusedeverydaysinceweboughtit.Thecomputerhasbeenuse