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UsinglanguagePreview:1代表onbehalfof2对……几乎没有影响havelittleeffecton3承担义务haveacommitment4有能力做……havethepowertodo5众人拾柴火焰高Together,individualscanmakeadifference6忍受putupwith7由于asaresultof8只要solongas9对…漫不经心becasualabout10等等andsoon11节约能源beeconomicalwithenergy12振奋你的精神refreshyourspirit13最后也是最重要的Finallyandmostimportantly14你的贡献有价值Yourcontributioncounts.Wordstudy1.commitment2.putupwith3.electrical4.solongas5.circumstance6.becasualabout7.economicalA.tolerant;bearB.belief;anopinionC.dosthusinglesstimeormoneyD.connectedwithelectricity;usingelectricityE.onlyifF.notshowingmuchcareorthought;notcareaboutsthG.condition,situationColumnAColumnBWhathascausedtheglobalwarming?①Humanactivity---burningoffossilfuels.②Greenhouseeffect---greenhousegases---weneedthosegases.③Hugequantitiesofextracarbondioxide---from1957to1997---fromaround315partspermilliontoaround370partspermillion.Theeffectsofglobalwarming•Negativeeffects:•1causethesealeveltorise;•2severestorms;•3droughts;•4famine;•5destructionofspecies•6flood•Positiveeffects:•1makeplantsgrowfaster;•2cropswillproducemore;•3makelifebetterWhatcanwedoaboutglobalwarming?LearningAims:1．Tofoster(培养)thestudents'abilityinskimmingandlookingupinformationandimprovethestudents'readingability.2．Todevelopthestudents'senseofcooperationwithotherstosolveproblems.3．Todevelopstudents'senseofenvironmentalprotection.Skimthelettersandfindwhothewritersareandwhattheirpurposesofwritingthelettersare.ThefirstletteriswrittenbyastudentnamedOuyangGuang.Thepurposeistoaskforsuggestionsforhisproject—globalwarming.ThesecondletteriswrittenbyaneditorofEarthCaremagazine.ThepurposeistoofferOuyangGuangsomesuggestionsonwhattodoaboutglobalwarming.•SkanthefirstletterWhatopinioncanyougetfromhisletter?Asanindividual,hecanhavenoeffectonenvironmentalproblems•Scanthesecondletter1.DoesEarthCareagreewithOuyangGuang’sopinionthatindividualscanhavenoeffect?2.ListEarthCare’suggestionsinthechartonpage30,anddiscusswhetheryoucancarryouteachsuggestion,giveyourreasons.No,EarthCareagreesthattogether,individualscanmakeadifference.EarthCare’ssuggestionCanyoucarryitout?ReasonIfyouarenotusingelectricalappliances,turnthemoff.YesSaveenergyIfyou’recold,putonmoreclothesinsteadofturninguptheheat.YesSaveenergyMotorvehiclesusealotofenergy,sowalkorrideabikeifyoucan.YesSaveenergyRecyclecans,bottles,plasticsandnewspapersandbuythingsmadefromrecycledmaterials.YesSaveenergyEarthCare’ssuggestionCanyoucarryitout?ReasonGetyourparentsorfriendstobuyproductsthataremadetosaveenergy.YesSaveenergyPlantmoretreesYesPlantsabsorbcarbondioxidefromtheairTalkwithyourfamilyandfriendsaboutglobalwarmingandtellthemwhatyou’velearned.YesTogether,individualscanmakeadifference.Carefulreading：Readthetextcarefullyandfillintheblanks.Whatcanwedoaboutglobalwarming?◆Turna(n)_________________offwhenyou’renotusingit.◆Putonmoreclothesinsteadofturningupthe_____.◆Walkor_________insteadoftakingmotorvehicles.◆________cans,bottles,plasticsandnewspapers.electricalapplianceheatrideabikeRecycle◆Buythingsmadefrom____________________.◆Buyproductsthataremadetosave________.◆__________inyourgardenoryourschoolyard.◆Talkwithyourfamilyandfriendsabout_______________.recycledmaterialsenergyPlanttreesglobalwarmingLanguagestudy1.SometimesIfeelthatindividualscanhavelittleeffectonsuchhugeenvironmentalproblems.有时候我觉得像这样一个巨大的环境问题，个人是起不了什么作用的。havean/some/much/little/no…effecton…对……有/有一些/很多/几乎没有/没有影响（作用）Theadvertisements_______________________sales.这些广告对销售额并没有起到多大作用。Themedicine____________________hisillness.这药对他的病一点作用也没有。didn'thavemucheffectonhadnoeffecton2.However，Istillthinkpeopleshouldadvocateimprovementsinthewayweuseenergytoday.然而我仍认为人们应该支持改善日常能源的消耗方式。句子含有一个定语从句，先行词是_______,意为“___________”，关系词可用________________，并在定语从句中作___________。Iliketheway_____________________yousolvedtheproblem.Iliketheway_______________youthoughtof.theway方式，方法inwhich/that/省略方式状语inwhich/that/省略which/that/省略3．Iwouldappreciateanysuggestionsyoumayhave.我希望能得到你们的建议。appreciate表示“感激”、“赞赏”等，通常为及物动词，其后可接名(代)词、动名词、名词性从句等作宾语，但不能接不定式。如：Ireallyappreciateagoodcupoftea.有好茶一杯，我就真乐在其中了。Weshallappreciatehearingfromyouagain.能再次收到你的来信，我们将十分感激。Iappreciatethatyouhavecomeheresoearly.感谢你来得这么早。其后不直接跟if引导的从句，若语义上需要接这类从句，需借助it。如：Iwouldmuchappreciateitifyouwouldarrangethisforus.如果你能替我安排这事，我将非常感激。appreciate后只能接“事”作宾语，而不能接“人”作宾语（注:这与thank的用法不同)。如：我们感谢你的帮助。Weappreciateyourhelp./Wethankyouforyourhelp.4．Together，individualscanmakeadifference.众人拾柴火焰高。makeadifference(tosb./sth.)意为“对某人/某物起作用、有影响”，difference前面可以加不同的修饰词，如no/some/little/much等。Exercisecan______________________yourhealth.锻炼对你的健康产生很大的影响。It________________________whatyousay.无论你怎么说对我都没有影响。makeagreatdifferencetomakesnodifferencetome5．ItisOKtoleaveanelectricalapplianceonsolongasyouareusingit—ifnot，turnitoff!只要你在使用电器设备，你便可以把它开着。如果不用就把它关掉！ifnot在本句中是ifyouarenotusingit的省略形式。ifso如果这样ifany若有ifnecessary如果有必要①Ithinkyou’dbettertakeataxi._______，maybeyou’llmissit.我想你最好打的去，否则可能会误车的。②Pointouterrors，________.若有错误，请指正。③Haveyougotafreeeveningnextweek？________，let’shavedinnertogether.下周你哪个晚上没事？如果没有事，我们去吃饭吧。④Takethiscamerawithyou，______________.