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1、Unit4GlobalwarmingUsinglanguageWhatcausetheGlobalWarming?Itistoohot!smokefromcarssmokefromfactories目前面臨的環(huán)境問題WaterpollutionDeforestationThewarWhatcanwedoaboutglobalwarmingSkimthelettersandfindwhothewritersareandwhattheirpurposeofwritingthelettersis.SkimmingThefirstletteriswrittenbyastudentwhoisas
2、kingforsuggestionsforhisproject—globalwarming.ThesecondletteriswrittenbyaneditorofEarthCaremagazine.Heoffersthestudentsomesuggestionsonwhattodoaboutglobalwarming.Readthesecondemail,andanswerthequestion:DoesEarthCareagreewithOuyangGuang’sopinionthatindividualscanhavenoeffect?No,EarthCaredoesnotag
3、ree.EarthCare’ssuggestionsCanyoucarryitout?ReasonsListEarthCare’ssuggestionsandtheningroups,discusswhetheryouthinkyoucancarryouteachsuggestion.ScanningIfyouarenotusingelectricalappliances,turnthemoff.YesSaveenergyYesSaveenergyYesSaveenergyYesSaveenergyIfyou’recold,putonmoreclothesinsteadofturnin
4、guptheheat.Motorvehiclesusealotofenergy,sowalkorrideabikeifyoucan.Recyclecans,bottles,plasticsandnewspapersandbuythingsmadefromrecycledmaterials.YesSaveenergyYesPlantsabsorbcarbondioxidefromtheair.Plantmoretrees.Getyourparentsorfriendstobuyproductsthataremadetosaveenergy.YesTogether,individualsc
5、anmakeadifference.Talkwithyourfamilyandfriendsaboutglobalwarmingandtellthemwhatyou’velearned.Readthetextcarefullyandfillintheblanks.Whatcanwedoaboutglobalwarming?◆Turna(n)_________________offwhenyou’renotusingit.◆Putonmoreclothesinsteadofturningupthe_______.◆Walkor____________insteadoftakingmoto
6、rvehicles.◆________cans,bottles,plasticsandnewspapers.electricalapplianceheatrideabikeRecycle◆Buythingsmadefrom___________________.◆Buyproductsthataremadetosave________.◆__________inyourgardenoryourschoolyard.◆Talkwithyourfamilyandfriendsabout_______________.materialsenergyPlanttreesglobalwarmin
7、grecycledWriting—MakeaposterMakeaposterforyourschoolthattellsstudentsvariouswaystheycanreducetheamountofcarbondioxideintheair.ThestepstowritetheposterUnderlinethemostimportantpartsofearthcare'ssuggestions.Listthewaystoreduce
