【公开课课件】选修6-Unit-4-Global-warming-using-language

Unit4GlobalWarming

usinglanguage

Whatarethedifferentattitudes

towardsglobalwarming?ReviewofReadingPart3(6-7)

Dr.JaniceFosterGeorgeHambleypessimisticoptimisticPart3(6-7)

ariseinthesealevelseverestormsdroughtsfloodsoptimisticItwillcause:pessimisticItisa_______thing,

whichmakesplantsgrow______;cropswillproduce

_____;itwillencourageagreaterrangeof_______－allofwhichwillmakelife_____.positivequickermoreanimalsbetterDr.JaniceFosterGeorgeHambleyWordsstudyWhatCanWeDoAboutGlobalWarming?

UsingLanguage

advocatecommitmentpollutiongrowthelectricalcasualvt.拥护;提倡;主张n.承诺;交托;信奉n.污染;弄脏n.增长;生长adj.电的;与电有关的adj.随便的;偶然的Wordspreviewmotorcancircumstancemicrowaverefresheducatorn.发动机n.容器;罐头n.环境;情况n.微波炉;微波vt.使恢复;使振作n.教育工作者;教育家Wordspreview

onbehalfofputupwithsolongasandsoon

代表……的一方;作为……的代言人忍受;容忍只要等等Expressionspreview1.Whoarethewritersofthetwoletters?Ouyang

GuangandtheeditorofEarthCare.Reading2.What’sthepurposeofOuyang

Guang’sletter?

Togetsomesuggestionsforwhathecandoaboutglobalwarming.ReadOuyang’semailandanswer:3.WhatareOuyang

Guang’stwoconcerns？

Thefirstisthathefeelsthatindividualcannothaveeffectonhugeenvironmentalproblems.Thesecondisthatheisnotsurewheretostartwithhisproject.A.Heisdoingaprojectonglobalwarming.

B.Hefeelsindividualscanaffecthugeenvironmentalproblems.

C.Heisn’tsurewheretostartwithhisproject.

D.HewantstogetsomesuggestionsfromEarthCare.WhichisnotthereasonwhyOuyangGuangwritestheletter?bWhatcanwedoaboutglobalwarming?◆1.Turna(n)______________offwhenyou’renotusingit.◆2.Putonmoreclothesinsteadofturningupthe________.◆3.Walkor_____________insteadoftakingmotorvehicles.◆4.________cans,bottles,plasticsandnewspapers.◆5.Buythingsmadefrom__________. ◆6.Buyproductsthatareeconomicalwith________.◆7._________inyourgardenoryourschoolyard.◆8.Talkwithyourfamilyandfriendsabout__________.Listentothetextandfillintheblanks.Listentothetextandfillintheblanks.Whatcanwedoaboutglobalwarming?◆1.Turna(n)_________________offwhenyou’renotusingit.◆2.Putonmoreclothesinsteadofturningupthe_________.◆3.Walkor_____________insteadoftakingmotorvehicles.◆4.________cans,bottles,plasticsandnewspapers.electricalapplianceheatrideabikeRecycle◆5.Buythingsmadefrom____________________. ◆6.Buyproductsthatareeconomicalwith________.◆7.__________inyourgardenoryourschoolyard.◆8.Talkwithyourfamilyandfriendsabout_______________.recycledmaterialsenergyPlanttreesglobalwarming4.DoesEarthCareagreewithOuyang

Guang’sopinionthatindividualscanhavenoeffect?

No,EarthCaredoesn’tagree.ReadEarthCare’sreplyandanswer:Whichisnottrueaccordingtotheeditor’sletter?A.Together,individualscanmakeadifferencetoenvironmentalproblems.

B.Individualsmustputupwithpollution.

C.Manyactivitiesindividualsdocanproducecarbondioxide.

D.Individualscansaveenergytoslowdownglobalwarming.bWriting—MakeaposterMakeaposterforyourschoolthattellsstudentsvariouswaystheycanreducetheamountofcarbondioxideintheair.The

stepstowritetheposterUnderlinethemostimportantpartsofearthcare'ssuggestions.Listthewaystoreducecarbondioxideintheair.Useimperativesentences(祈使句)inyourposter.Giveyourposteralargeheading.Makeaslogan(标语，口号)

attheend.FightglobalwarmingCutdownonenergy.Cutdownoncarbondioxide.Ifnotusinganelectricalitem,turnitoff.Ifyousuddenlyfeelcold,don’tturntheheatup,putonajacketinstead.Walkorrideabikeandsavefossilfuels.Recyclepaper,cardboardandnewspapers.Buyproductsmadefromrecycledmaterials.Buyenergy–savingproductslikelowenergylightbulbs.PlanttreestoabsorbCO2Tellyourfriendsaboutglobalwarming.Everyeffortcounts!SampleposterHelpme,helpyou,helpeveryone.ReturnGREENtotheearth!Helpme,helpyou,helpeveryone.ReturnGREENtotheearth!Let’sgiveahometothem!NevergiveupNevergiveupyourfaith!Nevergiveupyourhope!Nevergiveupdoingabit fortheearth!LanguagePointsLanguagepointsFindoutthefollowingphrasesinthetextandunderlinethem:代表…一方对…不起作用对某事产生影响容忍;忍受只要onbehalfofhavelittleeffectonmakeadifferenceputupwithsolongas1.Onbehalfof

sb

=onsb’shalf1,代表…一方;作为…的代言人e.g.我谨代表我的父母感谢大家。Iwouldliketothankyouallonbehalfof

myparents.2,因为/为了某人,为了某人的利益别为他担心.Don’tworryonhisbehalf.Languagepoints2.makeadifference

makeadifference(1)有很大差别,有很大不同(2)有很大的关系/影响makesome/nodifferenceto对...有些/没有关系Thatmakesnodifferencetome.那对我没有影响。Exercisecanmakeagreatdifferencetoyourhealth.锻炼对你的健康产生很大的影响。3.putupwith

putupwith忍受;忍耐;受苦Thatwoman,asahousewife,hasalottoputupwith.作为家庭主妇,那女人得忍受很多烦恼。putasideputawayputdownputforwardputoffputonputup节省(钱、时间);储蓄;把……放在一边收拾起来;储存(钱);喝掉写下;记下;控制提出(意见、建议);推荐延期;推迟假装;增加;上演(戏剧)举起;张开(伞);张贴;为……提供食宿4.solongas/aslongasaslongas只要，如果e.g.Aslongasthereislifethereishope.

留得青山在，不怕没柴烧.Youcangoout,as/solongasyoupromisetobebackbefore11o'clock.在用as/solongas连接的从句中,当其谓语为be,而主语和主句的主语相同时,则从句的主语和be可以省略。如:I'msurewearesafeaslongas(weare)inhiscare.我深信只要在他的保护下,我们就会平安无事.5.Circumstancen.环境；情况In/underthecircumstances在这种情况下;既然如此In/undernocircumstances决不；无论如何1._________________________mustyouleaveyourposition.你决不可以离开你的岗位。2._________________________,hedecidedtomakeallhisefforts.

在这种困难得情况下，他决定尽最大的努力。In/undernocircumstancesIn/underthecircumstances句子部分倒装6.countv.计数,把…计算在内,有价值,认为/视为…n.计数；总数;伯爵（欧洲国家的贵族头衔）1.Icountmydogasoneofmybestfriends.2.Believeme,hispromisescountfornothing.3.Don’tforgettocountyourchange.Countsth./sb.(as)…

认为…/视…为…有价值，有重要性计数，数4.Fiftypeople,notcountingthechildren.把…计算在内Ithinkorconferencewasverysuccessful____________(总体上）ProfessorBrown’spresentationwaswarmlyreceived.Thereis________________(范围很广）energysources:coal,oil,naturalgas,waterpower,nuclearpower__________.（等等）Sinceyourbicycleisbroken,youcanusemine,__________(只要)youtakecareofit.Sueoftenbuysfoodatthenearbystoreandheatsitinthemicrowaveforlunch.Thenshedrinks____________(一罐可乐)to________(使振作)herselfandgoesbacktotheofficeExerciseawiderangeofandsoononthewholesolongasacanofcokerefreshFillintheblanks.IwouldliketothankMrSmith___________(代表)theschoolforhisworkasascholar,anengineerandeducator.She___________(反对)war,crueltytoanimals,racismandsoon________________(有…的责任感)tohelpalllivingthings.Hisprogrammehasbeenpassedsmoothlybecausemostoftherepresentativesintheconference_____________(赞成)it.Inrecentyears,thewintertemperatureinthisregion__________(趋于)goup,andoneofthemainreasonswhichhave___