[英语学习]Global warming a global warning.ppt

whatcanwedoaboutglobalwarming,whatkindsofdisastershaveyouseeninthefilm?canyouguesshowtheycameabout(happen)?,storm,tsunami海啸,flood洪灾,itisglobalwarmingthatcausessuchextremeclimate(气候)tocomeaboutfrequently.,whatotherdisasterswillbecausedbyglobalwarming?,glaciersmelting冰川融化,drought干旱,disappearanceofspecies物种消失,hurricane飓风,famine饥荒,desertification沙漠化,aglobalwarming,aglobalwarning!,whatcanwedoaboutglobalwarming?,thefirstletter:writer:_twoconcerns:_,astudentnamedouyangguang.,hisopinionthat,asanindividual,hecanhavenoeffectonenvironmentalproblems.gettingsomesuggestionsforwhathecandoaboutglobalwarming.,thesecondletter:,q:doesearthcareagreewithouyangguangsopinionthatindividualscanhavenoeffect?,no,earthcaredosenotagree.,suggestions?,together,individualscanmakeadifference.wedonothavetoputupwithpollution.,haveaneffect对产生影响,standortolerate容忍；忍受,turnelectricalappliancesoffwhennotusingthem.putonmoreclothes,dontturnuptheheat.walkorrideabike,dontdrive.recyclecans,bottles,plasticbagsandnewspapers.buythingsmadefromrecycledmaterials.buyproductsthatuselessenergy.planttrees.talkwithfamilyandfriendsaboutglobalwarming.,suggestions,carryout?,toreducecarbondioxideandsaveenergy,pairwork,canyoufindmoresuggestionsaboutreducingtheamountofcarbondioxideandsavingenergyinourdailylife?,makeaposter,heading标题,slogan标语；口号,contents内容,whyshouldwedoexercise?,tokeepfittomakeusstrongtofightillnessanddiseasetoenjoyourselvestobuildupourskills,someexerciseadaykeepsthedoctoraway!,?,chooseanddecidesixmostimportantsuggestions.writethemdownbyusingimperativesentencesandtrytomakethempersuasive.compareyourlistwithyourgroupmembersanddecideonthefinalsixsuggestionsforyourposter.,decideourcontents,anythingispossible.,justdoit.,slogans,yourcontributionscount!,alargeheading,aslogan,createyourposter,itsshowtime!,makeitabetterplace,homework,putyourpostersuparoundtheschool.baseonthesuggestions,writeashortpassageabouthowtosolvetheproblemofglobalwarming.,thankyou!,moresuggestions,uselesshotwaterchangealightbulbtrycarsharingtakeashowerinsteadofabathbuyfreshfoodinsteadoffrozenbuythingsthatareactuallyinseasoneatlesshighfatfoodlikekfcandmacdonaldcleanfilters(过滤器)onyourairconditioner.,pairwork,languagepoints,findoutthefollowingphrasesinthetextandunderlinethem:,代表一方对不起作用对产生影响等等容忍;忍受只要,onbehalfof,havelittleeffecton,makeadifference,putupwith,solongas,andsoon,我们无法容忍他没完没了的抱怨。wecantputupwithhisendlesscomplaints.,只要你听我的建议，你就能把这做好。youcandoitrightsolongasyoufollowmyadvice.,makeaposter,factors,alargeheading标题,aslogan口号,thewaysorsuggestions,atopicsentence,necessaryillustrations插图,imperativesentence祈使句,groupashouldbuy,groupbshouldntbuy,shouldmyfamilybuyacar?,groupdiscussion,listyourreasons!,ifmyfamilyhaveacar,itwill_(上班方便快捷)。ifmyfamilyhaveacar,_.(发散思维并造句)_._.,1.ifwehaveaprivatecar,itwouldbeeasytotakeweekendstours.whatsmore,wecouldgowhereverwewantto.,2.劳累的工作之余，开车兜风一下是一件令人非常惬意的事情。,itisapleasuretodriveacaraftertiringwork.,3.买私家车不但方便接送我的儿子读书，而且还可以我变得更自信。,buyingaprivatecarisnotonlyconvenienttopickupmysonfromschool,butalsoitcanmakemyselfmoreconfident.,translations:1.如果我们有了私家车，既可以方便周末渡假，也可以想去哪里就去哪里。,1.tooexpensivetouseacar,frequently,theburdenofmyfamily(连词成句),itstooexpensivetouseacarfrequently,whichwillincreasetheburdenofmyfamily.,2.oil,beinshortsupply,addtooil,difficult(连词成句),nowadaystheoilisveryinshortsupply,whichmakesitdifficulttoaddoil.,butothersholdtheoppositeviews.theyhavethefollowingreasons.,moreandmoreprivatecarscausedheavytrafficjamsandairpollution,whichhasabadeffectonourlivingenvironment.(用itisthat句型并替换划线短语),itismoreandmoreprivatecarsthatcausedheavytrafficjamsandairpollution,which_forourlivingenvironment.,makesabaddifference,writingtask:今天我们就mschen家是否买私家车展开了讨论。一些同学赞成买车,而另外一些同学却持相反的观点,不赞成买车。请你用英语写一篇短文，客观介绍今天班里讨论的情况及个人看法。写作要点如下：注意：1.字数120个左右,开头和结尾已给出，不计入词数。2.灵活运用本单元所学的短语、表达和it用法。3.适当增加连接词,使文章连贯.,howtoorganizethiscomposition?,step1:审题：thestyleofthiscomposition:,2.presenttheadvantagesandthedisadvantagesofbuyingprivatecar.,3.expressindividualsopinions.,1.introducetheresultofthedebate.,step2:抓要点:,step3:列提纲:,议论文,?,?,todaytherewasafiercedebateinourclassaboutourenglishteachersfamilywhethertobuyacarornot.thereisnodoubtthattherearesomeverydifferentattitudestoit.someofusthinkthat_.however,_inmyopinion,_.,nowpleasewritethearticleonwhethermyfamilytobuyaprivatecar.,possibleversion:todaytherewasafiercedebateinourclassaboutourenglishteachersfamilywhethertobuyacarornot.thereisnodoubtthattherearesomeverydifferentattitudestowardsit.someofusthinkthatitisnecessarytobuyacarforherfamilyfirstly,itcansavetimeanditsconvenientforthemtogotowork.becausethereisalongwaybetweenbaiguanandfenghuimiddleschool.secondly,iftheyhadaprivatecar,itwouldbeeasytotakeweekendstoursandgowherevertheywantto.thirdly,itisdrivingacarthatmakesthemrelaxedaftertiringwork.however,othersholdtheoppositeviews.theyhavethefollowingreasons.firstofall,itstooexpensivetouseacarfrequently,whichwillincreasetheburdenofmyfamily.,nowadaysmoreandmoreprivatecarscausedheavytrafficjamsandairpollution,whichhasabadeffectonourlivingenvironment.inmyopinion,itsgoodtobuyaprivatecarbecausepeopleslivingconditionsisbecomingbetterandbetter.solongaswecanaffordtobuyacar,itsbetterthannothing.(inmyeyes,wehavethepowertodosomehelpfulthingforindividualsaboutprotectionenvironment.ourcontributioncountsfortheplanetoftomorrow.),theusefulexpressions.,iagree.exactly(的确如此)thatsright.thatstrue.canaffordtoconvenientcomfortablerelaxoneselftakeweekendstours,disagree,agree,idontagree.imafraididisagreewithidontthinkso.awasteofmoneycarbondioxidesaveenergytrafficemission(汽车尾气排放)haveabadeffectonbeinshortsupply(供应不足),assessment(评价),groupa,groupb,1.whichgroupismoreactive?2.whichgroupspointsaremorepersuasive?3.whichgroupspointsaremoreattractive,creative,imaginative?4.whichgroupsexpressionsaremorelogical?5.whichgroupusestheexpressionsofthisunitmorefluently?,score(10),pk,whatis?,globalwarmingistheincreaseintheaveragetemperatureofearthsnear-surfaceairandoceanssincethemid-20thcentury.globalsurfacetemperatureincreased0.740.18betweenthestartandtheendofthe20thcentury.,globalwarming,whatcausesglobalwarming?,theburningoffossilfuels,thegreenhousegases,imdoingaprojectonbehalfofmyschoolaboutglobalwarming.together,individualscanmakeadifference.wedonothavetoputupwithpollution.itisoktoleaveanelectricalapplianceonsolongasyouareusingit.getyourparentstobuythingsthatareeconomicalwithenergy.remember-yourcontributioncounts!,guessmeaningsfromthecontext.,a.representb.replace,wecantputupwiththenoiseoutsideanymore.,容忍；忍受,conj.连词“只要；如果”,youwilldoitrightsolongasyoufollowmyadvice.,thatcansaveenergy.,everyminutecounts!,valuable/important,只要你