Unit+3+Environmental+Protection+Reading+and+Thinking 高中英语人教版（2019）选择性必修第三册

Unit3EnvironmentalProtectionReadingandThinkingBeforeReading1.Whatisthegraphabout?Whatinformationcanyougetfromit?2.Haveyoueverseenthephotobefore?Whatmightbethestorybehindit?Activity1:Beforeyouread,lookatthegraphandthepicturebelowanddiscussthesequestionsingroups.Activity1:Beforeyouread,lookatthegraphandthepicturebelowanddiscussthesequestionsingroups.1.Whatisthegraphabout?Whatinformationcanyougetfromit?2.Haveyoueverseenthephotobefore?Whatmightbethestorybehindit?No,Ihaven’tseenthisphotobefore.Thestorymaybethatthepolarbearsufferedfromtheincreasingglobaltemperature.Thegraphisaboutthechangeoftheglobalsurfacetemperature.Itshowsthattheglobaltemperatureisrising.BeforeReadingActivity2:Readthetextandanswerthequestions.1.Whathappenedtothepolarbearinthephoto?Whydidthewriter

writeaboutit?2.Whyisthe“natural”greenhouseeffectimportantandnecessary?3.Whataretheconsequencesofhighgreenhousegasemissions?4.Whydidtheauthormentiontheclimatescientists’warning?5.Whatistheauthor’spurposeofwritingthistext?WhileReading1.Thepolarbearinthephotodiedofstarvation.Thewriterwrote

aboutitbecauseitshowedoneoftheeffectsofrisingtemperatures

duetoclimatechange.2.The“natural”greenhouseeffectisimportantbecauseitwarmsthe

Earth’ssurfaceandkeepsithabitable.3.Highgreenhousegasemissionsleadtomoreheatenergybeing

trappedintheatmosphereandrisingtemperatures.4.Becausethewriterwantedtowarnusofhowurgentitwasforusto

takeappropriateactions.5.Toarouseourawarenessoftheproblemandencourageustotake

appropriatemeasurestodealwithglobalwarming.Activity2:Readthetextandanswerthequestions.While

ReadingFastreading.1.Whatdoesthepassagemainlytellus?A.Somepolarbearsdiedofstarvation.B.Whatthegreenhouseeffectis.C.Howthepolarbearsfindfood.D.Globalwarminghascausedsomedisastersandwemustpay

attentiontoit.While

Reading2.Readthetextandfindoutthemainideaofeachparagraph.Para.1 A.Weneedtodosomethingtoreducegreenhousegas

emissions.Para.2 B.Theriseintemperaturehascausednaturaldisasters.Para.3 C.Earthisgettingwarmerandwarmer.Para.4 D.Adeadpolarbearwasfound,whichalarmedsome

experts.Para.5 E.WhyisEarthgettingwarmerandwarmer?Fastreading.While

ReadingCarefulreading.Readthepassagecarefullyandchoosethebestanswer.1.Fromthesecondparagraphwecanlearnthat

.A.allthepolarbearshavediedofstarvationB.theexpertknowsnothingaboutthepolarbearC.thepolarbearcouldn’tfindenoughfoodbecauseofclimatechangeD.thepolarbearlikedtravellinglongdistancesWhile

Reading2.Accordingtothepassage,

help(s)Earthsustainlife.A.thenaturalgreenhouseeffectB.theman-madegreenhouseeffectC.thecarbondioxidereleasedintotheatmosphereD.greenhousegasesproducedbypeopleCarefulreading.While

Reading3.WhichofthefollowingstatementsisTRUEaccordingtothe

passage?A.Accordingtoclimatescientists,thewarmingtrendwillstop.B.Extremeweatherresultsfromtheriseintemperature.C.Peopleshouldburnmorefossilfuels.D.Itisthegovernment’sresponsibilitytoreducegreenhousegasemissions.Carefulreading.While

Reading4.Wecanlearnfromthepassagethat

.A.itdoesn’tmatterwhetherwepayattentiontoglobalwarmingornotB.heatfromthesunkeepsEarthhabitableC.theriseintemperaturedoesn’taffectpeople’slifeD.theriseintemperatureonlyaffectssomeanimalsCarefulreading.While

ReadingActivity3:Readthetextagainandcreateadiagramdescribinghowthegreenhouseeffectworks.DrawadiagramDiagramsareveryusefultoolsthatcanbeusedtobrainstormideas,mapoutprocesses,showcauseandeffectrelationships,explainanewideaorconcept,andsoon.Whenyoureadanessayaboutscientificissues,youcantrydrawingadiagram,whichwillnotonlyallowyoutovisualizetheproblemsmoreclearlybutalsocanhelpdemonstrateyourcreativethinkingandproblem-solving.After

ReadingActivity3:Readthetextagainandcreateadiagramdescribinghowthegreenhouseeffectworks.After

ReadingActivity4:Discussthesequestionsingroups.1.Whatexamplesofextremeweatheranddisastersdoyouknow?Canyoumakealist?2.Doyouthinkclimatechangeistheresultofhumanactivity?Giveyourreasons.3.Whodoyouthinkshouldtakeresponsibilityfordealingwithclimatechange?Whatcanwedo?HomeworkActivity4:Discussthesequestionsingroups.1.Tornado,hail,typhoon,strongcoldwave,sandstorm,etc.2.Yes,Ithinkso.Itisthebu