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unit4globalwarming savetheearth whatcanbesourcesofenergy wind power coal oil uranium nuclearenergy sun solarenergy water hydro electricpower sourcesofenergy thesea wave tidalenergy plantwaste biomassenergy hotspring naturalgas renewableornon renewable ifsuppliesofitneverrunout ifsuppliesofitwillrunoutoneday coaloilnaturalgasuranium windsunwaterplantwastehotspringsthesea tide fossilfuels non renewable renewable fossilfuel 化石燃料 ancientanimalandplantmaterialbelowthesurfaceoftheearthwithahighcarboncontent suchascoal oilandnaturalgas whichcanbeburnttoproduceenergy asnon renewableenergy oncetheyareusedtheyhavegoneforeverbecausetheycannotberenewed carbondioxide i listentothetapeandansweranddecidewhichstatementprofessorkeelingdoesnotagreewith 1 we llhavetostopusingfossilfuels 2 about90 oftheworld senergycomesfromfossilfuels 3 wecanreplacefossilfuelswithcleanersourcesofenergy 4 nuclearpowerisagoodsourceofenergy 5 it sthedevelopedcountrieswhoaretoblameforproducingmostofthecarbondioxide 1 whycan twereplacefossilfuelswithrenewablesources a therearehugeareasofland b wedon thavethehightechnologynow c theyarerenewable 2 whycan twereplacefossilfuelswithnuclearpower a itissometimesdangerous b itcanproducecarbondioxide c itisnotallowed 3 what sthebestwayofusingfossilfuels a toproducemoreandmorefossilfuels b tobuygoodsthatusenoenergy c touselessenergyasaglobalduty parttwo threethingswecandoabouttheuseoffossilfuels 1 find ofusingfossilfuelsthatwon t 2 produceproductsthatare 3 askpeopleto theyuse ways putcarbondioxideintotheair economicalwithenergy cutdownontheenergy whatabout theydon t cutdownontheiruseof no theydon t however thatisa wemustworkonasa community thatmeans and countrieswillhavetoworktogether butit snotthe countriesthatputmostofthecarbondioxideintotheair thedevelopedcountriesarereallytheonesto factories energy problem global developed developing developing blame agreenhouseismadeofglassandisusedforgrowingplants especiallyduringcoldweather whatdoyouthinkgreenhousegasesdo theytrapheatfromthesunandthereforewarmtheearth intheatmospheresurroundingtheearththerearegases whicharecalled greenhousegases includingcarbondioxide methane 甲烷 沼气 andwatervapour theearthisbecomingwarmer butdoesitmatter thearticleisfroma earthcare magazine wrotethearticle sophiearmstrong isithumanactivitythathascausedthisglobalwarmingorisitjustanaturalphenomenon para1 para2 4 q1 whileburningfossilfuelsforenergy whatbyproductsareproduced q2 shouldwegetridofallgreenhousegasesifpossible q3 inthenext100years willthetemperaturecontinuetogoup withoutthe greenhouseeffect theearthwouldbeabout33degreecelsiuscoolerthanitis onlyquantitiesofextracarbondioxidewillcausethetemperaturetogoup thetemperaturewillrisebyaslowas1 1 5 ashighas5degreescelsius greenhousegases howdoeshumanactivitycausetheglobalwarming theburningoffossilfuelstoproduceenergy greenhousegases atmosphere hugequantitiesofextracarbondioxide byproducts goingupofglobaltemperature doescarbondioxidealwaysbringharmtotheearth no itpreventstheearthfrombecomingtoocold whatmethodsdidthewriterusetomakehisargumentmoreconvincing 更有说服力 charleskeelingfoundthatbetweentheseyearsthecarbondioxideintheatmospherewentupfromaround315partstoaround370partspermillion dr janicefosterexplains thereisanaturalphenomenon causingtheglobaltemperaturetogoup graph data scientists discoveries quotes allscientistssubscribetotheviewthattheincreaseinthe agreeto scientists opinion para5 theattitudesofscientiststowardsthisrisearecompletelydifferent dr janicefoster georgehambley thetrendwhichincreasesthetemperatureby5degreeswouldleadtoacatastrophe weshouldnotworryaboutthehighlevelsofcarbondioxide negative positive plantsgrowquicker cropsproducemore agreaterrangeofanimals storms floods drought famines spreadofdiseases disappearanceofspecies para6 theauthorprobablyagreesthat actuallyglobalwarmingisgoodforman b weshoulddonothingabouttheglobalwarming c catastropheswillhappeniftheglobekeepsonwarming d alotremainstobefoundoutabouttheeffectsofglobalwarming whatisthewriter sattitudetowardstheeffectsofglobalwarming a positiveb negativec objective doesitmatter yourreasons whatcanwedo solarenergy helpme helpyou helpeveryone returngreentotheearth helpme helpyou helpeveryone returngreentotheearth thereisnodoubtthattheearthisbecomingwarmer buttherearedifferentattitudestowardstheeffectofglobalwarming howhasthiscomeabout somescientistsbelieveitisjustanaturalphenomenonwhileothersthinkthathumanactivitieshaveresultedinit comparedtomostnaturalchanges thetemperaturelastcenturyroserapidly thedatacollectedbycharleskeelingshowsthatthecarbondioxidecontentoftheatmosphererosetoaround370partspermillionin1997 itiscertainthat happened 现象 ledto 和 相比较 数据 each withtheincreaseofthetemperature somescientistsareafraidthatitwouldleadtoacatastrophe ontheotherhand otherslikegeorgehambleyfeelpositive whostatethatthewarmingwillhavefewbadenvironmentalconsequences which infact mightencourageagreaterrangeofanimalsinstead asweallknow greenhousegaseskeeponbuildingup shouldeveryoneofusdosomethingtoslowitdownrightnow disaster results agreatervarietyof continuetobuildup say 写作中 如何陈述两种不同观点 参考unit4课文第五段落的结构 however theattitudesofscientiststowardsthisrisearecompletelydifferent 总起句 ontheonehand drfosterthinks 陈述一方观点 shesays 展开观点 otherswhoagreewithherthink 附上与之有相同观点的人的说法 增强说服力 ontheotherhand therearethose likegeorgehambley whoareopposedtothisviewandbelievethat 陈述另一方观点 theypredictthat 展开观点 infact hambleystates 引用原话 增强说服力 theincreaseintheearth stemperatureisduetotheburningoffossilfuels theburningoffossilfuelsleadstotheincreaseintheearth stemperature theburningoffossilfuelsresultsintheincreaseintheearth stemperature theincreaseintheearth stemperatureresultsfromtheburningoffossilfuels quantityn 1 ahugequantityofcarbondioxide addedtotheatmosphere 2 ahugequantityoffossilfuels burnttoproduceenergy 3 hugequantitiesofcarbondioxide addedtotheatmosphere 4 hugequantitiesoffossilfuels burnttoproduceenergy is are are are 1 itisarapidincreasecomparedtomostnaturalchanges 2 carbondioxideintheatmosphereiscomparedtotheglassofgreenhouse 3 whatitisatpresent myhometownusedtobeasmallvillage 4 thesetwins andyouwillfindmanydifferences a comparedb comparec tocompared comparing comparedwith comparedto with b 1 thewitnessstatedthathehadneverseentheladybefore 2 thehealthofthepatientwasinarecoverystate 3 theusaismadeupof50states 4 hisfatherusedtoworkinastateruncompany v 陈述 声明 n statementn 状况 情况 国家 state 1 onmondaynightthatallthishappened a isitb itisc wasitd itwas2 itwas theoldworkercamethatwe theexperiment a until didn tbeginb notuntil beganc untilbegand notuntil didn tbegin3 itisi singinginthegarden a whoareb whoisc thatamd thatis 4 whydidn tyouanswerwhenispoketoyouinthestreetthismorning i butyoudidn thearme a didanswerb didn twanttoanswerc couldn tanswerd wastoobusy5 itwas1969 theamericanastronautssucceededinlandingonthemoon a thatb whenc onwhichd which6 whendidyoulastseehim itwasinthemorning iwaswalkinginthestreet a thatb wherec whend how whatcanwedoaboutglobalwarming page30 ouyangguang sconcernsometimesifeelthatindividualscanhavelittleeffectonsuchhugeenvironmentalproblems earthcare sresponse thatisnottrue together individualscanmakeadifference whatisthepurposeofouyangguang sletter iwouldappreciateanysuggestionsyoumayhave howdoesearthcaregivesuggestions hereareafewsuggestionsonhowtoreduceit theyshouldgetyoustartedwithyourproject howdoesearthcareendtheletter remember yourcontributioncounts remember yourcontributionisimportant learnhowtowritealetterofgivingsuggestions page19howcanyoustopsmoking page30whatcanwedoaboutglobalwarming usefulexpressionsinunit4 1 sourcesofenergy2 suppliesofenergy3 greenhouseeffect4 increasegreatly rapidly5 globalwarming6 humanactivity7 subscribetotheview beopposedtotheview8 anaturalphenomenon9 fossilfuel10 carbondioxide11 arapid steadyincrease12 ontheonehand ontheotherhand13 sealevel14 agreatrangeof15 onthewhole16 haveaneffecton17 onbehalfof18 putupwith19 becasualabout20 motorvehicle21 beeconomicalwithenergy22 refreshyourspirit challengeyourmemory 1 温室效应2 对 随意3 节能的4 振作精神5 自然的现象6 忍受7 稳定的增长8 机动车9 供能10 总的来说11 人类活动12 全球变暖13 赞同14 反对15 化石燃料 deareditor i mfindingmyfriendtimbecomingaddictedtomobilephone whichconcernsmegreatly readingmicro letters watchingvideosandplayinggamesonithasoccupiedmuchofhistime itseemsthathewouldratherplaywithhismobilephonethantalktome iknowitdoesnogoodtohimandiwanttohelphimquitit butidon tknowhowtomakeit iwouldappreciateitalotifyoucouldgivemesomepracticalsuggestions yourstruly wanghui writingtask 120词左右 请你给wanghui写一封回信 给出你的建议 至少3条 参考p19 p30内容完整 条理清晰字迹清楚 切忌涂改尽可能地使用丰富的词汇和多样化的句式 徐晨悦于欣妍李文婷邵宇亮王楷文王燕琴陈祉文张旭丰王振杨帆金紫宁金诚悦吴佳雯潘卓慧陆佳欢杨军方浩源朱瑞杰边琛 preparehimself decideonaday don t chooseadaywhentherearemanycalls suchasthedaybeforeaparty makealistofallthebenefitshewillgetfromstoppingplayingwithhismobilephone thenputitasidesothathecanburyhimselfindoingotherthings bedetermined everytimehefeelsliketouchingit remindhimselfthatheisonthewaytoquitabadhabit readthelistofbenefitshehaswrittendown insteadofstayingindoors dosomethingelse playballgames gotothecinema joinaclub doanythingtokeephismindandespeciallyhandsbusy keeptryinguntilhecanputupwithnotplayingwithhismobilephone eventually hewillfindthathecanmakeit dearwanghui i msorrythatyourfriendtimisaddictedtoplayingwithhismobilephone whichwillcertainlydoharmtohishealth soit svitaltohelphimquitit iwillsparenoefforttoassityou herecomemysuggestions ifiwereyou iwouldliketotellhimthedamageof
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