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ID:57150847
大小:4.07 MB
页数:23页
时间:2020-08-01
《人教版英语选修六Unit-4-Global-Warming(Warming-up-and-readi教学提纲.ppt》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
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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