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SectionⅣLearningaboutLanguage&UsingLanguage[读文清障][原文呈现]WHATCANWEDOABOUTGLOBALWARMING?DearEarthCare，Iamdoingaprojectonbehalfof①myschoolaboutglobalwarming.SometimesIfeelthatindividuals②canhavelittleeffecton③suchhugeenvironmentalproblems.However,I①onbehalf/bI'hɑːf/of代表……一方；作为……的代言人②individual/ˌIndI'vIdʒʊəl/n.个人；个体adj.单独的；个别的③haveaneffecton对……有影响[读文清障][原文呈现]stillthinkpeopleshouldadvocate④improvementsinthewayweuseenergytoday.AsI'mnotsurewheretostartwith⑤myproject,Iwouldappreciateanysuggestionsyoumayhave.Thankyou!OuyangGuang④advocate/'ædvəkeIt/vt.拥护；提倡；主张⑤startwith以……开始(＝beginwith)关于全球变暖，我们能做些什么呢？亲爱的“关爱地球”组织：我正在代表学校做一项关于全球变暖的课题研究。有时候我觉得，像这样巨大的环境问题，个人是起不了什么作用的。然而我仍认为人们应该支持改善当今能源消耗的方式。由于我不清楚我该从哪里着手开始我的研究，我将感谢任何你们给予的建议。谢谢！欧阳光[读文清障][原文呈现]DearOuyangGuang，Therearemanypeoplewhohaveacommitment⑥likeyours⑦，buttheydonotbelievetheyhavethepowertodo⑧anythingtoimproveourenvironment.Thatisnottrue.Together,individualscanmakeadifference⑨.Wedonothavetoputupwith⑩pollution⑪.⑥commitment/kə'mItmənt/n.承诺；交托⑦who引导定语从句修饰people。⑧havethepowertodo有能力做⑨makeadifference有影响⑩putupwith忍受；容忍⑪pollution/pə'luːʃn/n.污染；弄脏[读文清障][原文呈现]Thegrowth⑫ofthegreenhousegas,carbondioxideintheairactuallycomesasaresultofmanythingswedoeveryday.Hereareafewsuggestionsonhowtoreduceit.Theyshouldgetyoustartedwithyourproject⑬.⑫growth/ɡrəʊθ/n.增长；生长⑬getyoustartedwithyourproject是“get＋宾语＋过去分词”结构。亲爱的欧阳光：有许多人承担你这样的义务，但他们不相信自己有能力做些事情来改善环境。那是不正确的。众人拾柴火焰高。我们不必去忍受污染。空气中的温室气体二氧化碳的增长的确是来自我们许多的日常活动。这儿有几条关于减少空气中二氧化碳含量的建议。这些建议应当能够促进你的研究。[读文清障][原文呈现]1Weusealotofenergyinourhouses.ItisOKtoleave⑭anelectrical⑮appliance⑯onsolongasyouareusingit⑰—ifnot,turnitoff!Donotbecasual⑱aboutthis.Soifyouarenotusingthelights,theTV,thecomputer,andsoon⑲，turnthemoff.Ifyouarecold,putonmoreclothesinsteadofturninguptheheat.⑭leave...on让……开着⑮electrical/I'lektrIkl/adj.电的；与电有关的⑯appliance/ə'plaIəns/n.用具；工具；器具⑰solongas(＝aslongas)“只要”，引导条件状语从句。⑱casual/'kæʒjʊəl/adj.随便的；漫不经心的；偶然的⑲andsoon等等[读文清障][原文呈现]⑳motor/'məʊtə/n.发动机○21can/kæn/n.容器；罐头○22circumstance/'sɜːkəmstəns/n.环境；情况○23to后省略了recyclethem，此处动词不定式符号to不可省略。○24过去分词短语作后置定语，修饰things。2Motor⑳vehiclesusealotofenergy—sowalkorrideabikeifyoucan.3Recyclecans○21，bottles,plasticbagsandnewspapersifcircumstances○22allowyouto○23.Ittakesalotofenergytomakethingsfromnewmaterials,so,ifyoucan,buythingsmadefromrecycledmaterials○24.1.在室内我们使用大量的能源。只要你在使用电器设备，你可以让它开着——如果不用，就把它关掉！不要对此疏忽大意。因此，你如果不用电灯、电视、电脑等，就把它们关掉。如果你觉得冷了，就多穿点衣服而不要把暖气开大。2.机动车使用大量的能源。因此，如果有可能，你就步行或骑自行车吧。3.如果条件允许，把罐头盒、瓶子、塑料袋和报纸回收利用起来。用新材料来做东西要消耗大量的能源，因此，如果有可能，就买那些用可回收材料制成的物品吧。[读文清障][原文呈现]○25beeconomicalwith对……节约○26microwave/'maIkrəweIv/n.微波炉；微波○27refresh/rI'freʃ/vt.使恢复；使振作○28as在此引导原因状语从句。4Getyourparentstobuythingsthatareeconomicalwith○25energy—thisincludescarsaswellassmallerthingslikefridgesandmicrowaves○26.5Planttreesinyourgardenoryourschoolyard,astheyabsorbcarbondioxidefromtheairandrefresh○27yourspiritwhenyoulookatthem○28.[读文清障][原文呈现]○29副词词组finallyandmostimportantly作评论性状语，修饰整个句子。○30educator/'edʒʊkeItə/n.教育工作者○31contribution/ˌkɒntrI'bjuːʃn/n.贡献○32countvi.起作用；有价值；有意义6Finallyandmostimportantly○29，beaneducator○30.Talkwithyourfamilyandfriendsaboutglobalwarmingandtellthemwhatyouhavelearned.Remember—yourcontribution○31counts○32！EarthCare4．劝你的父母去买那些节约能源的产品，包括汽车和像冰箱、微波炉之类的小件物品。5．在你的花园或校园里栽种树木，因为它们吸收空气中的二氧化碳，并且在你观赏它们的时候使你感觉清爽。6．最后，也是最重要的是，做一个教育者。同你的家人和朋友们谈一谈全球变暖的问题，并把你学到的东西告诉他们。记住——你的贡献是有价值的！“关爱地球”组织Ⅰ.Readthelettersquicklyandfindoutwhattheirpurposesare.1．ThefirstletterA．toseekadvicefromEarthCare2．ThesecondletterB．tooffersuggestionstoOuyangGuang答案：1.A2.BⅡ.Readthelettersagainandchoosethebestanswer.1．WhatcanwedoaboutglobalwarminginourhouseaccordingtoEarthCare?A．Donotuseanyelectricalappliance.B．NeverwatchTV.C．Trytosaveasmuchelectricityaspossible.D．Rideabikeinsteadofusingacar.2．AccordingtoEarthCare,afterdrinkingacola,weshould________.A．throwthecanawayB．buyanotheroneC．startworkingassoonaspossibleD．keepthecanforrecycling3．Whatcanwedobysimplyusingourmouth?A．Persuadeourparentstobuyenergysavingproducts.B．Passtheknowledgeofglobalwarmingtootherpeople.C．Planttreesinourgardenofschool.D．BothAandB.4．FromthefirstletterweknowOuyangGuangismostprobablya________.A．schoolteacherB．schoolboyC．youngparentD．newspaperboy5．Whatarethepurposesofthetwoletters?A．Todiscussthecauseofglobalwarming.B．Toaskandgiveadviceonwhattodoaboutglobalwarming.C．Tocallonpeopletofightagainstglobalwarming.D．Tosay“hello”toeachother.答案：1～5CDDBBⅠ.单词拼写1．Thehighcostprohibitsthe(广泛的)useofthisdictionary.2.Theplangrewoutof(随便的)conversation.3．Inthis(情况),Ihadnochoicebuttoleave.4．Ilookedatmynotebookto(使恢复)mymemoryofthewords.5．Whatisthe(平均)temperatureinherhometown?6．WhatIdo(提倡)isdiscoveringyourstrengthsandusingthemtobecomesuccessful.widespreadcasualcircumstancerefreshaverageadvocateⅡ.拓展词汇1．n．生存；存在→existv．存在2．n．承诺；委托→commitv．向……保证3．n．污染→pollutevt.污染→pollutantn．污染物4．n．不同意→disagreevi.不同意5．n．增长；生长→growvi.生长；增长6．n．教育工作者；教育家→educatevt.教育→educationn．教育，培养7．n．贡献→contributevt.贡献；捐献existencecommitmentpollutiondisagreementgrowtheducatorcontribution[巧记单词]合成词wide(adj.宽的)＋spread(n.蔓延，扩散)→widespread(adj.广泛的)派生词1.exi