高中英語選修八+Unit22+Lesson1+Global+Warming+課件

Unit22EnvironmentalProtectionWarmupandLesson1Unit22EnvironmentalProtecti1Inthislesson,we’llbeableto

1.understandsomenewwords.2.understandthetextandgetthekeyinformation.3.talkaboutactivitiestoprotecttheenvironmentwiththeexpressionslearnedinthetextobjectivesInthislesson,we’llbeable2warm-up

warm-up3Environmentalproblems?airpollutionglobalwarmingendangeredanimalswaterpollutionSoilpollutionsandstormforestration

noisepollutiondesertificationEnvironmentalairglobalendange4FindoutthecausesofenvironmentalproblemsGlobalwarmingthegreenhouseeffectendangeredanimalsnaturaldisastersfloodingwaroverfishingforestrationspaceexplorationoverhuntingpovertyUsethewordsabovetofinishoffEx.1,p5Findoutthecausesofenviron51.Earthquakesandvolcaniceruptionsareexamplesof

naturaldisasters

.2.ThegiantpandaandtheBengaltigerare

endangeredspecies.3.Becauseofthegreenhouseeffect

,theearthiswarmedbygasestrappedintheatmosphere..Answers1.Earthquakesandvolcaniceru611、即使是普通孩子，只要教育得法，也會成為不平凡的人。12、首先是教師品格的陶冶，行為的教育，然后才是專門知識和技能的訓練。13、兒童是中心，教育的措施便圍繞他們而組織起來。14、孩子在快樂的時候，他學習任何東西都比較容易。15、生活即教育，社會即學校，教學做合一。16、當在學校所學的一切全都忘記之后，還剩下來的才是教育。19十二月20222022/12/192022/12/192022/12/1917、播種行為，可以收獲習慣；播種習慣，可以收獲性格；播種性格，可以收獲命運。十二月222022/12/192022/12/192022/12/1912/19/202218、我們發(fā)現了兒童有創(chuàng)造力，認識了兒童有創(chuàng)造力，就須進一步把兒童的創(chuàng)造力解放出來2022/12/192022/12/1919December202219、人自身有一種力量，用許多方式按照本人意愿控制和影響這種力量，一旦他這樣做，就會影響到對他的教育和對他發(fā)生作用的環(huán)境。2022/12/192022/12/192022/12/192022/12/19

11、即使是普通孩子，只要教育得法，也會成為不平凡的人。74.Globalwarming

isanincreaseovertimeoftheaveragetemperatureoftheEarth.5.Overfishingisharmfultotheecologyofthesea.6.ThousandsofpeopleinAfricacontinuetodiebecauseofwarandpoverty

.7.Thewaterlevelrosesohighinseveralplacesthatmanyhomesareatriskfrom

flooding.4.Globalwarmingisanincr8Unit22EnvironmentalProtectionunit1GlobalwarmingUnit22EnvironmentalProtecti9What’swrong?Theearthissweating!!!----GlobalwarmingAcidrainGreenhouseeffectLead-inWhat’swrong?10Pre-readingPredict:(groupwork)Whatisthetextabout?Basedonthetitle“Canwetake

the

heat”andthefollowingpictures.

Pre-readingPredict:(groupwo11TrafficJam

TrafficJam12FactoryFactory13Thetextmaybeabout:1.Vehiclesandfactoriespumpvarietiesofgasesinhugequantities,especiallycarbondioxide,intotheatmosphere,whichcausesthegreenhouseeffectandwillcausesomeotherdisasters.2.Howdowetakeactionstowrestlewiththisproblemandstopthedisastersfromhappening?Thetextmaybeabout:1.Vehicl14While-readingWhile-reading15Whatisglobalwarming?GlobalwarmingmeansanaverageincreaseintheEarth’stemperaturewhichleadstoclimatechange.SkimmingWhatisglobalwarming?Global16Readthetextandmatchtheheadswiththeparagraphs.1.Drawreaders’attentiontothetopicbyaskingquestions.2.Whatshouldhumanbeingsdo.3.Whatisglobalwarming.4.Consequencesofglobalwarming.5.WhatcauseglobalwarmingPara1.Para2.Para3.Para4.Para5.Readthetextandmatchthehe17WordstudyScanthetextforthesefollowingwordsandworkouttheirmeanings.consensus,bounce,agriculture,coincidence,condemn,reservation,sarifice,advocateScanningWordstudyScanthetextforth181.Inthelastfewdecades,scientistshavereachedconsensusandreportedthathumanbeingsarecausingchangesintheearth’sclimate2.Withoutthesenaturallyoccuringgases,thesun’srayswouldbouncebackintospaceleavingtheEarthcoldandimpossilbetoliveon.agreementjumpback1.Inthelastfewdecades,sc193.Giventhisdata,itseemsthatthelinkbetweenhumanactivitiesandrisingglobaltemperaturesisnotmerelyacoincidence.4.ifwecontinuetoproducecarbondioxideandothergasesinsuchhugequantities,wearecondemninglifeonEarth巧合destroying3.Giventhisdata,itseemst205.Somegovernment,forexample,theUSA’sfederalgovernment,expressreservationsaboutwhetherglobalwarmingisreallycausedbyhumanactivities.6.Expertsadvocatedthateachpersonplaytheirparttosavetheearth.保留意見putforwardandsupport5.Somegovernment,forexampl21MatchtheKeyWordswiththeirChinesemeanings.consensusbounceagriculturecoincidencecondemnreservationsacrificeadvocate反彈農業(yè)巧合一致的意見保留宣判死刑主張，提倡犧牲MatchtheKeyWordswiththeir22Carefulreading(1)Para.1Introduction:Humanbeingsarecausing____anditisbelievedthat________couldbeoneofthebiggest______inthe21stcentry.Para.2Definition:Gloablewarmingrefersto_____intheEarth’stemperraturethat,inturn,______climatechange.Para.3Causes:Manyexpertsinsistthattheblameforthisglobalwarmingcanmostly____.Para.4Consequences:Ifwecontinuetoproducegreenhousegases______.Therewillbemore______suchasfloodings,heatwavesanddroughts.Para.5Action:Allgovernmentshavearesponsibilityto____andeachpersonshould_____.Carefulreading(1)Para.1Introd23Para.1Introduction:Humanbeingsarecausing__________________________anditisbelievedthat________________couldbeoneofthebiggest_____________________________inthe21stcentry.Para.2Definition:Gloablewarmingrefersto________________________intheEarth’stemperraturethat,inturn,___________climatechange.changesintheEarth’sclimateglobalwarmingenvironmentalproblemsanaverageincreaseleadtoPara.1Introduction:Humanbein24Para.3Causes:Manyexpertsinsistthattheblameforthisglobalwarmingcanmostly_________________________.Para.4Consequences:Ifwecontinuetoproducegreenhousegases____________________.Therewillbemore___________suchasfloodings,heatwavesanddroughts.Para.5Action:Allgovernmentshavearesponsibilityto_________________________________andeachpersonshould________________.bepinnedonhumanactivitiesinsuchhugequantitiesdisastersreducetheamountofcarbondioxideplaytheirpartPara.3Causes:Manyexpertsinsi25Readthetextandanswerthefollowingquestions.1.WhatiscontrollingthetemperatureoftheEarth?2.AregreenhousegasesnecessaryforlifeonEarth?3.Whathumanactivitiesarecausingglobalwarming?4.Byhowmuchhastheglobalaveragetemperatureincreasedinthelast100years?5.Howcanwehelpsolvetheproblemofglobalwarming?Carefulreading(2)Readthetextandanswerthef26Fillintheblanksaboutthetext.GlobalwarmingmeansanaverageincreaseintheEarth’stemperaturewhichcausesclimatechangeinturn.Scientiststhinkitis____________thatcauseglobalwarming,especiallygasesfrom________andvehicleswhichspeedupglobalwarming.factorieshumanbeingsFillintheblanksaboutthet27Theyalsothinkglobalwarmingisoneofthebiggestenvironmentalproblemsinthe21stcentury.TheEarth’stemperatureiscontrolledby_______________likecarbondioxidewhich___heatfromthesunintheEarth’satmosphere.Manyexpertsbelieveglobalwarmingismainlycausedgreenhouse

gases

trapTheyalsothinkglobalwarming28byhuman________.Overthelast100years,theglobalaveragetemperaturehasincreased_______andifhumanbeingscontinuetopump__________gasesintotheEarth’satmosphere,theglobalwarmingwillcausedramaticclimatechangeslikemorefrequentfloods,_________and

by1°F

greenhouseheatwaves

activitiesbyhuman________.Overthela29Droughts.Therearesomeseriousdiseases.Sealevelwillbe______,floatingcoastalarea,negativelyaffecting______andforestry.Sogovernmentsallovertheworldshouldreducethe______ofgreenhousegases.

Weindividualsshouldpay________towhatwearedoing,evenraisedfishingreleaseattentionDroughts.Therearesomeserio30smallchangeslike______publictransport,________,usinglow-flow____________,buyingenergy-efficient___________usingrecycledpaperor___________lightscanhave__________onthefutureoftheEarth.taking

recyclingshowerheads

lightbulbsswitchingoff

greateffect

smallchangeslike______publ31PostreadingVoiceyouropinions:PostreadingVoiceyouropinion32Takingactiononglobalwarming(orclimatechange)issimilar.Insomecases,itonlytakesalittlechangeinlifestyleandbehaviortomakesomebigchangesingreenhousegases

reductions.Forothertypesofactions,thechangesaremoresignificant.Whenthatactionismultipliedbythe1.3billionpeopleinChina.Orthe6billionpeopleworldwide,thesavingsaresignificant.

Whatdifferencecanwemake?GroupworkTakingactiononglo33takepublictransportlikebusesExamples

takepublictransportlike34Therecyclingsymbol

buytherecycledproductsRecycledproductsTherecyclingsymbolbuyther35uselow-flowshowerheadsbuyenergy-efficientlightbulbsreplacewithuselow-flowshowerheadsbuye36LanguagepointsLanguagepoints37Herearesomekeyphrasesfromthetext:beyondourcontrolpumpintospeeduprefertotrap…into…bouncebackasaresultofleadtoberelevanttoinsuchhugequantitieshavearesponsibilitytointurnasindividualsswitchofftakeaction

outofourcontrolpipeintoacceleratemeansputinthetrapsendbackbecauseofcauseberelatedtowithinlargeamountberesponsibleforoneaftertheotherindividuallyturnofftakemeasuresHerearesomekeyphrasesfrom38vocabularyUsetheexpressionsintheboxinthecorrectformtocompletethesentences.

beyondourcontrol,pumpinto,asaresultof,inlargequantities,referto,speedup1Waterwas

thefishpondfromtheriver.2Weallneedto

tofinishintime!pumpedintospeedupvocabularyUsetheexpressions393Thereisnothingmorewecando.thesituationisnow

.4

theaccident,sheisnowafraidofwater.5Thescientist

globalwarmingatleastthreetimesinhisspeech.6Thefactorywasproducinggreenhousegases_________________.beyondourcontrolAsaresultofreferredtoinlargequantities3Thereisnothingmorewecan40HomeworkEx1,3onP54HomeworkEx1,3onP5441Unit22EnvironmentalProtectionWarmupandLesson1Unit22EnvironmentalProtecti42Inthislesson,we’llbeableto

1.understandsomenewwords.2.understandthetextandgetthekeyinformation.3.talkaboutactivitiestoprotecttheenvironmentwiththeexpressionslearnedinthetextobjectivesInthislesson,we’llbeable43warm-up

warm-up44Environmentalproblems?airpollutionglobalwarmingendangeredanimalswaterpollutionSoilpollutionsandstormforestration

noisepollutiondesertificationEnvironmentalairglobalendange45FindoutthecausesofenvironmentalproblemsGlobalwarmingthegreenhouseeffectendangeredanimalsnaturaldisastersfloodingwaroverfishingforestrationspaceexplorationoverhuntingpovertyUsethewordsabovetofinishoffEx.1,p5Findoutthecausesofenviron461.Earthquakesandvolcaniceruptionsareexamplesof

naturaldisasters

.2.ThegiantpandaandtheBengaltigerare

endangeredspecies.3.Becauseofthegreenhouseeffect

,theearthiswarmedbygasestrappedintheatmosphere..Answers1.Earthquakesandvolcaniceru4711、即使是普通孩子，只要教育得法，也會成為不平凡的人。12、首先是教師品格的陶冶，行為的教育，然后才是專門知識和技能的訓練。13、兒童是中心，教育的措施便圍繞他們而組織起來。14、孩子在快樂的時候，他學習任何東西都比較容易。15、生活即教育，社會即學校，教學做合一。16、當在學校所學的一切全都忘記之后，還剩下來的才是教育。19十二月20222022/12/192022/12/192022/12/1917、播種行為，可以收獲習慣；播種習慣，可以收獲性格；播種性格，可以收獲命運。十二月222022/12/192022/12/192022/12/1912/19/202218、我們發(fā)現了兒童有創(chuàng)造力，認識了兒童有創(chuàng)造力，就須進一步把兒童的創(chuàng)造力解放出來2022/12/192022/12/1919December202219、人自身有一種力量，用許多方式按照本人意愿控制和影響這種力量，一旦他這樣做，就會影響到對他的教育和對他發(fā)生作用的環(huán)境。2022/12/192022/12/192022/12/192022/12/19

11、即使是普通孩子，只要教育得法，也會成為不平凡的人。484.Globalwarming

isanincreaseovertimeoftheaveragetemperatureoftheEarth.5.Overfishingisharmfultotheecologyofthesea.6.ThousandsofpeopleinAfricacontinuetodiebecauseofwarandpoverty

.7.Thewaterlevelrosesohighinseveralplacesthatmanyhomesareatriskfrom

flooding.4.Globalwarmingisanincr49Unit22EnvironmentalProtectionunit1GlobalwarmingUnit22EnvironmentalProtecti50What’swrong?Theearthissweating!!!----GlobalwarmingAcidrainGreenhouseeffectLead-inWhat’swrong?51Pre-readingPredict:(groupwork)Whatisthetextabout?Basedonthetitle“Canwetake

the

heat”andthefollowingpictures.

Pre-readingPredict:(groupwo52TrafficJam

TrafficJam53FactoryFactory54Thetextmaybeabout:1.Vehiclesandfactoriespumpvarietiesofgasesinhugequantities,especiallycarbondioxide,intotheatmosphere,whichcausesthegreenhouseeffectandwillcausesomeotherdisasters.2.Howdowetakeactionstowrestlewiththisproblemandstopthedisastersfromhappening?Thetextmaybeabout:1.Vehicl55While-readingWhile-reading56Whatisglobalwarming?GlobalwarmingmeansanaverageincreaseintheEarth’stemperaturewhichleadstoclimatechange.SkimmingWhatisglobalwarming?Global57Readthetextandmatchtheheadswiththeparagraphs.1.Drawreaders’attentiontothetopicbyaskingquestions.2.Whatshouldhumanbeingsdo.3.Whatisglobalwarming.4.Consequencesofglobalwarming.5.WhatcauseglobalwarmingPara1.Para2.Para3.Para4.Para5.Readthetextandmatchthehe58WordstudyScanthetextforthesefollowingwordsandworkouttheirmeanings.consensus,bounce,agriculture,coincidence,condemn,reservation,sarifice,advocateScanningWordstudyScanthetextforth591.Inthelastfewdecades,scientistshavereachedconsensusandreportedthathumanbeingsarecausingchangesintheearth’sclimate2.Withoutthesenaturallyoccuringgases,thesun’srayswouldbouncebackintospaceleavingtheEarthcoldandimpossilbetoliveon.agreementjumpback1.Inthelastfewdecades,sc603.Giventhisdata,itseemsthatthelinkbetweenhumanactivitiesandrisingglobaltemperaturesisnotmerelyacoincidence.4.ifwecontinuetoproducecarbondioxideandothergasesinsuchhugequantities,wearecondemninglifeonEarth巧合destroying3.Giventhisdata,itseemst615.Somegovernment,forexample,theUSA’sfederalgovernment,expressreservationsaboutwhetherglobalwarmingisreallycausedbyhumanactivities.6.Expertsadvocatedthateachpersonplaytheirparttosavetheearth.保留意見putforwardandsupport5.Somegovernment,forexampl62MatchtheKeyWordswiththeirChinesemeanings.consensusbounceagriculturecoincidencecondemnreservationsacrificeadvocate反彈農業(yè)巧合一致的意見保留宣判死刑主張，提倡犧牲MatchtheKeyWordswiththeir63Carefulreading(1)Para.1Introduction:Humanbeingsarecausing____anditisbelievedthat________couldbeoneofthebiggest______inthe21stcentry.Para.2Definition:Gloablewarmingrefersto_____intheEarth’stemperraturethat,inturn,______climatechange.Para.3Causes:Manyexpertsinsistthattheblameforthisglobalwarmingcanmostly____.Para.4Consequences:Ifwecontinuetoproducegreenhousegases______.Therewillbemore______suchasfloodings,heatwavesanddroughts.Para.5Action:Allgovernmentshavearesponsibilityto____andeachpersonshould_____.Carefulreading(1)Para.1Introd64Para.1Introduction:Humanbeingsarecausing__________________________anditisbelievedthat________________couldbeoneofthebiggest_____________________________inthe21stcentry.Para.2Definition:Gloablewarmingrefersto________________________intheEarth’stemperraturethat,inturn,___________climatechange.changesintheEarth’sclimateglobalwarmingenvironmentalproblemsanaverageincreaseleadtoPara.1Introduction:Humanbein65Para.3Causes:Manyexpertsinsistthattheblameforthisglobalwarmingcanmostly_________________________.Para.4Consequences:Ifwecontinuetoproducegreenhousegases____________________.Therewillbemore___________suchasfloodings,heatwavesanddroughts.Para.5Action:Allgovernmentshavearesponsibilityto_________________________________andeachpersonshould________________.bepinnedonhumanactivitiesinsuchhugequantitiesdisastersreducetheamountofcarbondioxideplaytheirpartPara.3Causes:Manyexpertsinsi66Readthetextandanswerthefollowingquestions.1.WhatiscontrollingthetemperatureoftheEarth?2.AregreenhousegasesnecessaryforlifeonEarth?3.Whathumanactivitiesarecausingglobalwarming?4.Byhowmuchhastheglobalaveragetemperatureincreasedinthelast100years?5.Howcanwehelpsolvetheproblemofglobalwarming?Carefulreading(2)Readthetextandanswerthef67Fillintheblanksaboutthetext.GlobalwarmingmeansanaverageincreaseintheEarth’stemperaturewhichcausesclimatechangeinturn.Scientiststhinkitis____________thatcauseglobalwarming,especiallygasesfrom________andvehicleswhichspeedupglobalwarming.factorieshumanbeingsFillintheblanksaboutthet68Theyalsothinkglobalwarmingisoneofthebiggestenvironmentalproblemsinthe21stcentury.TheEarth’stemperatureiscontrolledby_______________likecarbondioxidewhich___heatfromthesunintheEarth’satmosphere.Manyexpertsbelieveglobalwarmingismainlycausedgreenhouse

gases

trapTheyalsothinkglobalwarming69byhuman________.Overthelast100years,theglobalaveragetemperaturehasincreased_______andifhumanbeingscontinuetopump__________gasesintotheEarth’satmosphere,theglobalwarmingwillcausedramaticclimatechangeslikemorefrequentfloods,_________and

by1°F

greenhouseheatwaves

activitiesbyhuman________.Overthela70Droughts.Therearesomeseriousdiseases.Sealevelwillbe______,floatingcoastalarea,negativelyaffecting______andforestry.Sogovernmentsallovertheworldshouldreducethe______ofgreenhousegases.

Weindividualsshouldpay________towhatwearedoing,evenraisedfishingreleaseattentionDroughts.Therearesomeserio71smallchangeslike______publictransport,________,usinglow-flow____________,buyingenergy-efficient___________usingrecycledpaperor___________lightscanhave__________onthefutureoftheEarth.taking

recyclingshowerheads

lightbulbsswitchingoff

greateffect

smallchangeslike______publ72PostreadingVoiceyouropinions:PostreadingVoiceyouropi