2023学年完整公开课版Unit4GlobalwarmingUsingLanguage2

Unit4GlobalwarmingUsingLanguageWhatcausetheGlobalWarming?Itistoohot!Step1LeadinsmokefromcarssmokefromfactoriesWaterpollutionDeforestationThewarWhatcanwedoaboutglobalwarming?Step2ReadingTask1:SkimmingSkimthesetwolettersandfindoutwhothewritersareandwhattheirpurposesofwritingthelettersare.Thesecondletteriswrittenbyaneditorof______magazine，whooffersthestudentsomesuggestionsonwhattodoaboutglobalwarming.Thefirstletteriswrittenbyastudent,called___________whoisonbehalfofhisschool,askingfor___________forhisprojecton____________.suggestionsglobalwarmingOuyangGuangEarthCareTask2:ScanningScanthesecondletter,listEarthCare’ssuggestions,anddiscusswithyourpartneraboutwhetheryoucancarryouteachsuggestion.EarthCare’ssuggestions1.Turn

off_________________ifnotusingthem.2.____________________insteadofturninguptheheat.4.Recycleandbuythingsmadefrom_________________.5.Buyproductsthatare__________.7.Talkwith__________________aboutglobalwarming.3.___________________ifyoucan.6.__________________Carryout?WalkorrideabikeelectricalappliancesPutonmoreclothesrecycledmaterialseconomicalwithenergyPlantmoretrees.yourfamilyandfriendsWhyshouldwefollowthesuggestions?Tosaveenergy!Tosaveenergyisanotherwayofsavingtheearth.Task3:Comprehending1.WhichisnotthereasonwhyOuyangGuangwritestheletter?A.Heisdoingaprojectonglobalwarming.

B.Hefeelsindividualscanaffecthugeenvironmentalproblems.

C.Heisn’tsurewheretostartwithhisproject.

D.HewantstogetsomesuggestionsfromEarthCare.细节理解题2.Themostimportantsuggestionis_____.A.Planttreesasmanyaspossible.B.Turnoffallelectricalapplianceswhennecessary.C.Talkwiththepeopleandgetthemunderstoodabouttheglobalwarming.D.Recyclealltherecycledmaterials.细节理解题3.WhichofthefollowingstatementsisFalse?A.Weshouldreducetheuseofplasticbagswheneverpossible.B.Weshouldwalkorrideabikeifwecan.C.Putonmoreclothesinsteadofturninguptheheatinwinter.D.Getyourparentstobuythingsthatusemuchenergy.逻辑推理题4.“Remember---yourcontributioncounts.”Here“counts”means_____.A.tosayornamethenumberin

orderB.toconsiderorregardsth.orsb.C.tosayornametheobjectsonebyoneD.tohavevalue,forceorimportance词义猜测题5.Whatdoesthepassagemainlytalkabout?A.OuyangGuangisdoingaprojectaboutglobalwarming.B.Individualshavemucheffectonenvironmentalproblems.C.EarthCarehelpsOuyangGuangwiththeprojectaboutglobalwarming.D.Therearesomesuggestionsonhowtoimproveourenvironment.主旨大意题Let'slivealow-carbonlife！Helpme,helpyou,helpeveryone.ReturnGREENtotheearth!Nevergiveupyourfaith!Nevergiveupyourhope!Nevergiveupdoingabit fortheearth!1.Iamdoingaprojectonbehalfofmyschoolaboutglobalwarming.Onbehalfof

sb=onsb’shalf代表…一方,作为…的代言人;为了(某人)e.g.I’mwritingonbehalfofmymothertoexpressherthanksforyourgift.我代表我母亲写信,对你的礼物表示感谢。▶Don’ttroubletodoitonmybehalf.不要为了我去麻烦了。2.It'smygreathonortospeakhere_______________________.很荣幸在这儿代表我的班级发言。onbehalfofmyclass3.Tomhassomethingimportanttodotoday,soIacceptedtheaward_______him.inhonorofB.insteadC.onbehalfofD.forlackofC4.However,Istillthinkpeopleshouldadvocateimprovementsinthewayweuseenergytoday.然而，我仍认为人们应该提倡低碳生活。advocate

vt.拥护；提倡；主张advocate(doing)sth提倡(做)某事advocatethat-clause提倡...(从句谓语用should+动词原形，should可省)1.你支持禁止汽车在市中心通行这一主张吗?Doyou___________________inthecitycentre?advocatebanningcars2.许多人主张在这个地区增设医院。Manypeopleadvocatethatinthisarea______________________________

morehospitalsshouldbebuilt.3.Thereportadvocatedthatallbuildings_____withsmokealarms.A.fitB.wouldbefittedC.befittedD.mustbefittedC3.AsI’mnotsurewheretostartwithmy

project, Iwouldappreciateanysuggestionsyoumayhave.因为我还不清楚我该从哪里着手开始我的研究，我会感激你们的任何建议。wheretostartwithmyproject为“疑问词+不定式”结构。这一结构可在句中作主语、宾语和表语作主语时谓语动词通常用单数。常见疑问词还有who,what,which,when,where,how等▶When

and

where

to

havethediscussionhasn’tbeendecidedyet.何时何地进行讨论还没有决定。▶Tomwilltellyouwhichbustotake.汤姆会告诉你坐哪一路公交车。▶Thequestioniswhentoleave.问题是什么时候动身。---It’snousehavingideasonly.---Don'tworry.Petercanshowyou_____toturnanideaintoanact.

A.howB.whoC.whatD.where【解析】选A。考查“疑问词+不定式”结构，该结构在句中作宾语，how表示方式。makeadifference

有影响；很重要makesome/much/little/no/differenceto...

对...有影响/没有影响；对...重要/不重要。Thatmakesnodifferencetome.那对我没有影响。Exercisecanmakeagreatdifferencetoyourhealth.锻炼对你的健康产生很大的影响。4.Together,individualscanmakeadifference.众人拾柴火焰高。

Wehadtriedeverything,butitmadelittle_____.

A.good

B.useC.result

D.difference【解析】选D。考查固定搭配。makelittledifference“没有影响；毫无作用”。▶HowhasJaneputupwithhimforsolong?简怎么能容忍他那么久？▶Iwillnotputupwithyourbadbehaviouranylonger!我再也不容忍你的恶劣行径了！表忍受的词还有：stand,endure,tolerate,bear5.Wedonothavetoputupwithpollution.

我们不必去忍受污染。putupwithputforwardputawayputbackputdownputasideputoffputoutputthroughputupputon忍受;忍耐;受苦写下;记下;控制放回原处;拖延;阻止收拾起来;储存(钱)延期;推迟提出(意见、建议);推荐举起;张贴;为…提供食宿熄灭;扑灭穿上，戴上，表演，演出节省(钱,时间);储蓄;把…放在一边

接通电话1)I____________________________(不能再忍受你这种无礼的态度了)；leavetheroom，please.2)Wearetryingto____________________________(每月存些钱)forourvacation.3)I’lljust_______________________(记下你的电话号码)inmynotebook.4)Onemomentplease，I’mjusttryingto________________(给你接通电话)．can’tputupwithyourrudenessanymoreputasidesomemoneyeverymonthputyourphonenumberdownputyouthrough

Ican_____thehousebeinguntidy，butIhateitifit’snotclean.A.comeupwithB.putupwithC.turntoD.sticktoBifnot在本句中是ifyouarenotusingit否定句的省略形式。if后常跟so或not来代替上文内容。▶Ithinkthere’satrainatmidday.Ifnotyou’llhavetowaittill13o’clock.我想正午会有一班火车。要是没有，你只好等到13点了。6.ItisOKtoleaveanelectricalapplianceonsolongasyouareusingit—

ifnot，turnitoff！在用电器设备时你可以让它开着——如果不用就把它关掉！▶Wearereadytofightforourrightsifnecessary.我们已经准备好，必要时为自己的权利而战。拓展：

ifnot如果不ifso如果这样ifany如果有ifnecessary如果有必要ifever如果曾经有过的话ifpossible如果可能

Areyouplanningtoreturntowork,and_____,whoisgoingtolookafterthebaby?A.ifnot

B.ifsoC.ifeverD.ifanyBcircumstance

n.(多用复数)环境，情况

Recyclecans，bottles，plasticbagsandnewspapersifcircumstancesallowyouto.如果情况允许的话，将罐头盒、瓶子、塑料袋和报纸回收利用起来。常见搭配:in/underthecircumstances在这种情况下,既然如此in/undernocircumstance决不(该短语置于句首时，要部分倒装)1._________________________mustyouleaveyourposition.你决不可以离开你的岗位。2._________________________,hedecidedtomakeallhisefforts.

在这种情况下，他决定尽最大的努力。In/undernocircumstancesIn/underthecircumstances句子部分倒装3.Undernocircumstances_____himanymoney;healwaysborrowsmoneyfromothersbutneverpaysitback.A.youshouldlendB.youwilllendC.shouldyoulendD.willyoulendCIttakesalotofenergytomakethingsfromnewmaterials,so,ifyoucan，buythingsmadefromrecycledmaterials.用新材料来做这些东西要花费大量的能源，因此，只要有可能，就买那些用回收材料制成的物品。Ittakes

(sb.)+精力/时间+

todosth.表示“做某事花费(某人)多少精力/时间”。表示“花费”的句型请参考《新课程》

Mary_____somekidstowashthecar.A.tookB.paidC.spentD.cost【解析】选B。句意：玛丽花钱雇了一些孩子洗车。paysb.todosth.结构。9.Getyourparentstobuythingsthatareeconomicalwithenergy...劝你的父母去买那些节能产品……getsb.todosth.意为“让某人干某事”对比：asksbtodosthhave/let/makesbdosth拓展：getsb/sthdoing使人/物行动起来getsthdone使/让某事由别人去做havesb/sthdoingsth使/让某人/某物一直做某事havesth.done

使遭受.../让某事由别人去做

1.Theteacher_______________________.休息了片刻之后，老师让学生讨论起来。2.I’ll__________________tomorrow.我明天得去修一下我的自行车。3.Iwon’t________________toyourteacherlikethat.我不允许你对你老师那样讲话。4.Tom____________________whileplayingfootball.汤姆踢足球时，伤了腿。gotthestudents

discussinggetmybikerepaired

haveyouspeakinghadhislegbroken

Shecouldn’tgetthem_____whatshewassaying.A.understandB.understandingC.tounderstandD.understood【解析】选C。句意：她没办法让大家理解她的话。getsb.todosth.让某人干某事。

Remember-yourcontribution

counts!记住——你的贡献很有价值！1）contribution

n［C］贡献；捐款

makeacontributionto/

makecontributionsto

对…有贡献contribute…to….

把…贡献给…

contributeto

有助于,导致，捐献

Carelessnessissaid_____tohisfailure.A.tocontributeB.contributingC.tohavecontributedD.tobecontributed【解析】选C。句意：据说粗心是他失败的原因之一。contributeto“是……的原因之一，”发生在谓语动词之前，因此用完成形式。count1.Icountmydogasmyfriend.3.Don’tforgettocountyourchange.countsth./sb.(as)…认为…/视…为…▲count:有价值，有重要性此时相当于matter或beimportant计数，数4.Thereare50peopleinall,notcountingthechildren.把…计算在内counton依靠,指望2.Seconds

countinanemergency.1.---Iwillnotcomeheretomorrow.---______tome,becauseIdon’tcare.A.Itdoesn’tmakeanydifferenceB.ItmakesmuchdifferenceC.Itdoesn’tmakenodifferenceD.ItmakesadifferenceAMultipleChoices2.Youcangoout,_______youpromisetobebackbefore11o’clock.A.asfarasB.sofarasC.whenD.as/solongasD

3.Shewillhavetofindsomeotherworkforshecan’t_____thisloudnoiseanymore.A.comeupwithB.keepupwithC.growupwithD.putupwithD4._______thedepartmentIwouldliketothankyouall.A.InsteadofB.InspiteofC.OnbehalfofD.Dueto5.Hemadeagreat______tothesuccessoftheproject.A.progressB.effectC.contributionD.attitudeCCTask4:GroupDiscussionPleasediscusswithyourgroupmembers,comeupwithyouideas,andtheneachgroupchooseamembertomakeaspeechaboutthistopictocallonmorepeopletolivealow-carbonlife.

Asastudent,whatwecandoforthelow-carbonlife?Let'slivealow-carbonlife！PresentationTimeAssignment:

WritealetterreplyingtoLiPing