人教版高中英語Book6Unit4GlobalwarmingWarmingupandReading教學課件

Warmingup1.Thingsthatuseenergy2.Sourcesofenergy3.Renewable/non-renewable

高二Book6Unit4GlobalwarmingMakealistof……Warmingup1.Thingsthatuseen11.Thingsthatuseenergy:2.Sourcesofenergylightheatingfridgestovewashingmachinehairdryertelevisioncassetteplayervideorecorder

computer

coaloilnaturalgaswind(windpower)sun(solarenergy)uranium(nuclearenergy)water(hydro-electric)thesea(tidalenergy)1.Thingsthatuseenergy:light23.Renewable/non-renewableRenewableEnergyRenewableenergysources,suchasthesun,wind,rain,andplantmatter,naturallyandcontinually"renew"themselves.3.Renewable/non-renewableRen3Renewableornon-renewable?Renewableornon-renewable?4Renewableornon-renewable?Renewableornon-renewable?5Pre-reading1.Whatisthegreenhousemadeofandusedfor?2.Howdoesitwork?3.Whatarethe“greenhousegases”?4.Whatdoyouthinkgreenhousegasesdo?Pre-reading1.Whatisthegreen6Whatisthegreenhousemadeofandusedfor?Whatisthegreenhousemade7Agreenhouseismadeofglassandisusedforgrowingplants,especiallyduringcoldweather.Agreenhouseismadeof8Howdoesitwork?

Theairinsideiswarmbecausetheglasstrapstheheatfromthesunandkeepsitfromescaping.Thismakesthegreenhouseheatupandsotheplantscangrowthroughoutthecoldperiod.Howdoesitwork?9Whatarethe“greenhousegases”?

Intheatmospheresurroundingtheearththerearegases,whicharecalled“greenhousegases”,includingcarbondioxide,methane(甲烷,沼氣)andwatervapor.Whatarethe“greenhousegases10Whatdoyouthinkgreenhousegasesdo?

Theytrapheatfromthesunandthereforewarmtheearth.Whatdoyouthinkgreenhouse11MainideasofeachpartWritingtechniques(Paragraph1)Introduceadebateovertheissueofglobalwarming.RaisingaquestionReading

MainideasofeachpartWritin12MainideasofeachpartWritingtechniques(Paragraphs2---3)Illustratehowglobalwarmingcomesabout.Givingexamples,usinggraphs,explanation.MainideasofeachpartWritin13(Paragraphs4---5)Listtwodifferentattitudesamongscientiststowardsglobalwarming.Givingexamples,makingcontrast.

(Paragraphs4---5)Listtwod14(Paragraph6)

It'suptoreaderstothinkanddecidewhetherpeopleshoulddosomethingaboutglobalwarmingornot.Usingaquestion,leavingreaderstothinkovertheissue.

(Paragraph6)It'suptore15Readthetextcarefullyandfillintheblanks.ScientistsOpinionJaniceFoster◆Weneed1______likecarbondioxide,methaneandwatervapour,butifweaddhuge2__________extracarbondioxidetotheatmospherebyburningfossilfuels,itwillcausethe3________________togoup.gasesquantitiesofglobaltemperatureReadthetextcarefullyandfi16ScientistsOpinionJaniceFoster◆Overthenext100yearstheamountofwarmingcouldbeaslowas1to1.5degreesCelsius,butitcouldbeashighas5degreesCelsius.◆Anincreaseoffivedegreeswouldbea4____________.catastropheScientistsOpinionJaniceFoster17ScientistsOpinionsGeorgeHambley◆Believesthatweshouldn’tworryabout5__________ofcarbondioxideintheair.◆Predictsthatanywarmingwillbemildwithfewbadenvironmental6___________.◆7_______thatmorecarbondioxideisactuallya8________thing,whichwillmakelifeforhumanbeingsbetter.highlevelsconsequencesStatespositiveScientistsOpinionsGeorgeHambl18Choosethebestanswers.1.WhichofthefollowingisTRUEaccordingtothetext?A.ThetemperatureoftheearthincreasedaboutonedegreeFahrenheitduringthe20thcentury.B.Thecarbondioxidecontentintheairincreasedby70partspermillionfrom1957to1997.C.Allscientistsacceptthedataingraph2exceptCharlesKeeling.D.JaniceFostersaysthatmorecarbondioxidewillmakeplantsgrowfaster.AChoosethebestanswers.A192.WhichofthefollowingisDrJaniceFoster’sopinion?A.Theresultofthetemperatureincreasewillbeserious.B.Theamountofwarmingisnothingserious.C.Weneedn’tworryabouthighlevelsofcarbondioxide.D.Globalwarmingisanaturalphenomenon.A2.WhichofthefollowingisD20Glancequicklyatthemagazinearticleandanswerthequestions.Whowrotethemagazinearticle?Whatisthenameofthemagazine?

SophieArmstrongwrotethemagazinearticle.ThenameofthemagazineisEarthCare.ComprehendingGlancequicklyatthemagazine21Whatarethenamesofthethreescientistsmentionedinthearticle?

TheyareDr.JaniceFoster,CharlesKeelingandGeorgeHambley.Whatarethenamesofthethre223.Whatdotheythinkaboutglobalwarming?Dotheyagreewithoneanother?

Theydon'tagreewitheachother.Dr.JaniceFosterthinkstheeffectsofglobalwarmingcouldbeveryserious.3.Whatdotheythinkaboutgl23

GeorgeHambleythinksglobalwarmingwillbemildwithfewbadenvironmentalconsequences.

CharlesKeelingbelievesitistheburningofmoreandmorefossilfuelsthatisresultinginabigincreaseincarbondioxide.GeorgeHambleythinks24Whatarethetwographsabout?

GraphI

showsthetemperatureincreaseofonedegreeFahrenheitbetween1860to2000.

Graph2isaboutthecarbondioxidecontentintheatmosphere,1958--1990.Whatarethetwographsabout?25Whatisthemaintopicofthearticle?

Globalwarming/thewarmingoftheearth.Whatisthemaintopicofthe261.Thetemperatureinthelastcenturydidnotseemtoincreasemuch.2.Everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans.3.JaniceFosterbelievesthatshecanmeasurethefutureglobalriseintemperature.1.Thetemperatureinthelast274.Theriseincarbondioxideiscausingasteadyincreaseinglobalwarming.5.GeorgeHambleybelievesthatglobalwarmingwilldogoodratherthanharmtotheearth.6.Itisclearwhattheeffectsofglobalwarmingwillbe.4.Theriseincarbondioxide28Warmingup1.Thingsthatuseenergy2.Sourcesofenergy3.Renewable/non-renewable

高二Book6Unit4GlobalwarmingMakealistof……Warmingup1.Thingsthatuseen291.Thingsthatuseenergy:2.Sourcesofenergylightheatingfridgestovewashingmachinehairdryertelevisioncassetteplayervideorecorder

computer

coaloilnaturalgaswind(windpower)sun(solarenergy)uranium(nuclearenergy)water(hydro-electric)thesea(tidalenergy)1.Thingsthatuseenergy:light303.Renewable/non-renewableRenewableEnergyRenewableenergysources,suchasthesun,wind,rain,andplantmatter,naturallyandcontinually"renew"themselves.3.Renewable/non-renewableRen31Renewableornon-renewable?Renewableornon-renewable?32Renewableornon-renewable?Renewableornon-renewable?33Pre-reading1.Whatisthegreenhousemadeofandusedfor?2.Howdoesitwork?3.Whatarethe“greenhousegases”?4.Whatdoyouthinkgreenhousegasesdo?Pre-reading1.Whatisthegreen34Whatisthegreenhousemadeofandusedfor?Whatisthegreenhousemade35Agreenhouseismadeofglassandisusedforgrowingplants,especiallyduringcoldweather.Agreenhouseismadeof36Howdoesitwork?

Theairinsideiswarmbecausetheglasstrapstheheatfromthesunandkeepsitfromescaping.Thismakesthegreenhouseheatupandsotheplantscangrowthroughoutthecoldperiod.Howdoesitwork?37Whatarethe“greenhousegases”?

Intheatmospheresurroundingtheearththerearegases,whicharecalled“greenhousegases”,includingcarbondioxide,methane(甲烷,沼氣)andwatervapor.Whatarethe“greenhousegases38Whatdoyouthinkgreenhousegasesdo?

Theytrapheatfromthesunandthereforewarmtheearth.Whatdoyouthinkgreenhouse39MainideasofeachpartWritingtechniques(Paragraph1)Introduceadebateovertheissueofglobalwarming.RaisingaquestionReading

MainideasofeachpartWritin40MainideasofeachpartWritingtechniques(Paragraphs2---3)Illustratehowglobalwarmingcomesabout.Givingexamples,usinggraphs,explanation.MainideasofeachpartWritin41(Paragraphs4---5)Listtwodifferentattitudesamongscientiststowardsglobalwarming.Givingexamples,makingcontrast.

(Paragraphs4---5)Listtwod42(Paragraph6)

It'suptoreaderstothinkanddecidewhetherpeopleshoulddosomethingaboutglobalwarmingornot.Usingaquestion,leavingreaderstothinkovertheissue.

(Paragraph6)It'suptore43Readthetextcarefullyandfillintheblanks.ScientistsOpinionJaniceFoster◆Weneed1______likecarbondioxide,methaneandwatervapour,butifweaddhuge2__________extracarbondioxidetotheatmospherebyburningfossilfuels,itwillcausethe3________________togoup.gasesquantitiesofglobaltemperatureReadthetextcarefullyandfi44ScientistsOpinionJaniceFoster◆Overthenext100yearstheamountofwarmingcouldbeaslowas1to1.5degreesCelsius,butitcouldbeashighas5degreesCelsius.◆Anincreaseoffivedegreeswouldbea4____________.catastropheScientistsOpinionJaniceFoster45ScientistsOpinionsGeorgeHambley◆Believesthatweshouldn’tworryabout5__________ofcarbondioxideintheair.◆Predictsthatanywarmingwillbemildwithfewbadenvironmental6___________.◆7_______thatmorecarbondioxideisactuallya8________thing,whichwillmakelifeforhumanbeingsbetter.highlevelsconsequencesStatespositiveScientistsOpinionsGeorgeHambl46Choosethebestanswers.1.WhichofthefollowingisTRUEaccordingtothetext?A.ThetemperatureoftheearthincreasedaboutonedegreeFahrenheitduringthe20thcentury.B.Thecarbondioxidecontentintheairincreasedby70partspermillionfrom1957to1997.C.Allscientistsacceptthedataingraph2exceptCharlesKeeling.D.JaniceFostersaysthatmorecarbondioxidewillmakeplantsgrowfaster.AChoosethebestanswers.A472.WhichofthefollowingisDrJaniceFoster’sopinion?A.Theresultofthetemperatureincreasewillbeserious.B.Theamountofwarmingisnothingserious.C.Weneedn’tworryabouthighlevelsofcarbondioxide.D.Globalwarmingisanaturalphenomenon.A2.WhichofthefollowingisD48Glancequicklyatthemagazinearticleandanswerthequestions.Whowrotethemagazinearticle?Whatisthenameofthemagazine?

SophieArmstrongwrotethemagazinearticle.ThenameofthemagazineisEarthCare.ComprehendingGlancequicklyatthemagazine49Whatarethenamesofthethreescientistsmentionedinthearticle?

TheyareDr.JaniceFoster,CharlesKeelingandGeorgeHambley.Whatarethenamesofthethre503.Whatdotheythinkaboutglobalwarming?Dotheyagreewithoneanother?

Theydon'tagreewitheachother.Dr.JaniceFosterthinkstheeffectsofglobalwarmingcouldbeveryserious