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1、山东省菏泽第一中学高中英语Unit4Warmingupprereading教案新人教版选修6Warming-upLeadinginbybrainstormPutthestudentsintogroupsoffouranddiscussthefollowingquestions:1.Whatdoweuseenergyfor?2.Whatarethesourcesofenergy?3.Whatsourcesarerenewableandwhatarenon-renewable?1.(differently)Light
2、s,heating,andallkindsofelectricequipmentuseenergy2.coal,oil,solarpanels,nuclearenergy,naturalgas,windpower,water,plantwaste,tidalenergy,ect.2.coal;oil;solarpanels;nuclearenergy;naturalgas;windpower;water;plantwaste;tidalenergy,ect.3.fillinaform:non-renewablen
3、aturalgasrenewablethesea(tidalenergy)renewablehotspringsorgeysersrenewableplantwaste(biomassenergy)renewablewater(hydro-electricpower)non-renewableuranium(nuclearenergy)Renewable/non-renewableSourcesofenergyPre-reading1.Weusemuchenergyinourdailylife,whatisthe
4、effectofusingenergyinourworld?Theuseofenergy---Giveoffcarbondioxide,otherwastedgasesandheatintotheair---Theearthisbecomingwarmerandwarmer.(globalwarming)Greenhouseeffect2.Howdoesagreenhousework?Thegreenhousetrapstheheatfromthesunandkeepsitfromescaping,whichca
5、nmakeitheatupandsotheplantscangrowthroughoutthecoldperiod.3.Underthisgreenhouseeffect,whathappens?Theearthisbecomingwarmerandwarmer.PeriodTwo:ReadingTopic:shortpassageaboutglobalwarming.LeadinginTostimulateSs’interestinreadingthetext.DividetheSsintogroupsoffo
6、ur.Discussthefollowingthreequestions.1.Whatisglobalwarming?Theearthisbecomingwarmer2.Howhasthiscomeabout?Humanactivity—burningoffossilfuelsGreenhouseeffect—greenhousegases—weneedgasesHugequantitiesofextracarbondioxide3.Whataretheeffectsofglobalwarming?Theseal
7、eveltoriseSeverestorms,droughts,famines,thespreadofdiseases,andthedestructionofspecies.Task1:SkimmingAsktheSstohaveaquicklookatthemagazinearticle.Thenencouragethemtotellwhattheynoticeabouthowthetextisorganized.(Answer:Ithasatitle;afirstparagraphthatisinbold;t
8、hemaintext;diagrams;twoquotes)Task2:ScanningToglanceatthetext,andanswerthefollowingquestions.1.Whowrotethemagazinearticle?Whatisthenameofthemagazine?SophieArmstrongwrotethemagazinearticle
