人教版英语选修六Unit-4-Global-Warming(Warming-up-and-readi教学提纲.ppt

人教版英语选修六Unit-4-Global-Warming(Warming-up-and-readi教学提纲.ppt

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时间:2020-08-01

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1、Book6unit4GlobalwarmingWarmingupandreadingLookatthefollowingpicturesandfinishthetwoquestions:1.whatdisastersarethey?2.canyouguesswhatcausethesedisasters?WarmingupWhatdisastersarethey?FloodDroughtfaminestormCanyouguesswhatcausethesedisasters?Whatarethereasonsofglobalwar

2、ming?smokefromcarssmokefromfactoriescutdowntreesPlasticbagsUnit4GlobalwarmingTheearthisbecomingwarmer-Butdoesitmatter?1.Whowrotethemagazinearticle?Whatisthenameofthemagazine?2.Whatarethenamesofthethreescientistsmentionedinthearticle?→SophieArmstrong,EarthCare.→DrJanice

3、Foster,CharlesKeeling,GeorgeHambley.Fast-readingCareful-readingI.skimthetextandsumupthemainideaofeachparagraph.Para.1Para.2Para.3Para.4Para.5Para.6Para.7A.thecauseoftheearth’sbecomingwarmerB.theconsequenceofburningfossilfuelsC.theincreaseofcarbondioxideD.globalwarmingw

4、illgoonE.puzzlesaboutglobalwarmingF.differentattitudestoglobalwarmingG.anintroductiontothepassageReadthearticleindetailandfinishthefollowingtask.ThedifferentideasbetweenDr.JaniceFoster&GeorgeHambleyDr.JaniceFosterGeorgeHambleyCarbondioxidehascausedtheglobaltemperaturet

5、o_______.Anincreaseoffivedegreeswouldbea__________andcouldbe___________.Morecarbondioxideisa________thing,whichmakescrops____________andwillencourage____________________________.goupcatastropheveryseriouspositiveproducemoreagreaterrangeofanimalsStepVSummaryTheearthisbe

6、comingwarmingandallscientists_____________theviewthattheincreaseintheearth’stemperatureisduetotheburningoffossil_______.Allscientists_______thedateandagreetheburningormoreandmorefossilfuelsthathas_____________thisincrease.However,theattitudeofscientiststowardsthisrisei

7、scompletely__________.Ontheonehand,Dr.Fosterthinksthatthe__________whichincreasesthetemperatureby5degreeswouldbea_____________.Ontheotherhand,GeorgeHambley,whoare_________________thisview,believethatweshouldnotworryabouthighlevelsofcarbondioxideintheair.Theypredictthat

8、anywarmingwillbe________withfewbadenvironmental_____________.Butnoonereallyknowsthe_______ofglobalwarming.subscribeto

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