高中英语 Unit 4 Global warming learning about language 2课件 新人教版选修6.ppt

unit4globalwarming readingtheearthiswarming butdoesitmatter 2ndperiod howdidcomeabout thesnowcatastrophe globalwarmingwasoneoftheimportantreasonswhysuchextremeclimatelikeseverestormsandheavysnowfrequentlycameabout globalwarming fillintheblankswiththeproperwordsaccordingtothefirstlettersgiven henomenon uantities uels rapped esulting hugequantitiesof hugequantitiesofco2areaddedtotheatmosphere hugequantitiesoffossilfuelsareburnedtoproduceenergy asaresultofburningfossilfuels alargeofcarbondioxide addedtotheatmosphere a number isb quantity isc number ared quantity are comparedtotenyearsago thecarbondioxidecontentoverthisdecadehasgoneuprapidly carbondioxideintheatmosphereiscomparedtotheglassofgreenhouse comparedwith issimilarto 人们经常把老师比做园丁 peopleoften teachers gardeners thatprobablydoesn tsoundverymuchtoyouormebutitisarapidincrease 与大多数的自然变化相比 comparedtomostnaturalchanges compareto therapidincreaseinglobaltemperaturewouldresultinseriousconsequences seriousconsequenceswouldresultfromtherapidincreaseinglobaltemperature resultin resultfrom causesth 表示 引起某种结果 tobecausedbysth 表示 由于某种原因而产生 asaresult asaconsequence asaresultof asaconsequenceof 小猪变成了烤猪 theriseinthesealevelseverestormsdroughtsfaminesthespreadofdiseasesthedestructionofspecies theearthisbecomingwarmer londonwouldbecomeawatercity theriseinthesealevelwouldglobalwarming globalwarmingwouldtheriseinthesealevel globalwarming londonwouldbecomeawatercity asaresult resultfrom resultin asaresultof resultinresultfromasaresultasaresultof 伦敦变成了水上城市 itiscertainthattheearthisbecomingwarmer buttherearesomeverydifferentattitudestowardstheeffectsofglobalwarming somepeoplethinkthatifglobaltemperaturecontinuesgoingup itwouldbeadisaster globalwarmingwouldcauseariseinsealevel otherspredictweatherchangeslikeseverestorms droughts famines heatwaves andheavysnowstorms famines thespreadofdiseases andthedestructionofspecies ontheotherhand therearethosewhobelievemorecarbondioxideisactuallyapositivething itwillmakeplantsgrowfaster cropsproducemoreandencourageagreatvarietyofanimals thereisnodoubtthat catastrophe resultin climate keepson agreaterrangeof replacetheunderlinedexpressionsbyusingthewords phrasesandpatternsinthetext howdidthesnowcatastrophecomeabout cometocomeoutcomeacrosscomeupwith havecomeout cameupwith cameacross cometo 无疑今年冬天的暴风雪是场大灾难 网络上人们对雪灾的成因持有不同的看法 oralpractice groupwork 看法一 遭受美国气象 meteorological 武器袭击的结果 看法二 外星人 aliens 为了提高所有中国人的环境保护意识 看法三 全球变暖是雪灾的重要成因 usefulexpressions catastropheconsequenceclimatequantitiesofresultincomeaboutthereisnodoubtthat therearesomeverydifferentattitudestowards somepeoplethinkthat others ontheotherhand therearethosewhobelieve startfromeverylittlebittofightglobalwarming gooverthewordsandexpressions writethecompositionaboutthecausesofthesnowcatastropheandexchangeyourwritingwithyourpartners homework 无疑今年冬天的暴风雪是场大灾难 网络上人们对雪灾的成因持有不同的看法 请根据这些看法并结合你自己的观点写一篇文章 thankyouforattention byebye selfassessment dotheyusetheexpressionslearnedtoday istheirspeechattractive 有吸引力的 531 thiswinter severesnowstormsinmanysouthernprovincesofchina thisisthebiggestsnowfor30yearssincethefoundingofnewchina streetsandroadswerecoveredwiththicksnow manycarsthesnow inordertoclearawaythesnowontheroad saltwereused overthisperiod manyflightsandtrainshadbeencancelled asa manypeoplereturninghomeweredelayedattheairportsandrailwaysstationsfordays uptofeb 12 thesnowstormshavelossesof111 1billionrmb chinahassufferedgreatlosses thereis thatwe