高中英语-Unit-4-Global-warming-reading导学案-新人教版选修6.doc

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高中英语Unit4Globalwarmingreading导学案新人教版选修6

Globalwarmingreading导学案新人教版选修6
【学习目标】
（1）掌握skimming和scanning两种阅读方法（2）通过学习，掌握和运用课文中的7种句型句式
【重点难点】
Whataretheeffectofglobalwarming?
【学习内容】
一、Fastreading:Part1:Dividethepassageintofourpartsandwritedownthemainideaofeachpart?Paragraph________:Thebackgroundofthisarticle、Paragraph________:Explanationabouthowglobalwarmingcomesabout、Paragraph________:Twodifferentattitudesamongscientiststowardsglobalwarming、Paragraph________:Twochoicesofdealingwiththisproblem、Part2:Readthetextagainandchoosethebestanswer、
1、Howmuchdidthetemperatureriseinthe1900s?
A、OnedegreeFahrenheit
B、OneCelsius
C、Twodegrees
D、ThirtydegreesCelsius
2、Whatcausestheearth’stemperatureincreasing?
A、Cuttingtrees
B、Wastingthefarmland
C、Runningoutoftheriverwater
D、Burningfossilfuels
3、AccordingtoGeorgeHambley,______________、
A、Globalwarmingisaseriousproblem、
B、ThereisnoneedtoworryaboutGlobalwarming
C、Thelevelsofcarbondioxideintheairwillbecomelowerinthefuture
D、Moreanimalswillmakegreenhousegasesdecrease、Part3:Readthetextagainandwritedownthebestanswer、
1、Whowrotethearticle?What’sthenameofthemagazine?
2、Whatarethenamesofthethreescientistsmentionedinthearticle?
3、Whataretheattitudesofscientistsaboutglobalwarming?
4、Whatarethetwographsabout?二、Carefulreading:Part4:ThreescientistsandtheirideasaboutglobalwarmingNameIdeasaboutglobalwarmingDrJaniceFoster1)Carbondioxidehascausedtheglobaltemperatureto__________、2)Anincreaseoffivedegreeswouldbea_________andcouldbevery_____________、CharlesKeelingThecarbondioxidecontentoftheatmospherewentupfrom315partstoaround__________partspermillion、GeorgeHambleyMorecarbondioxideisa________________thing,whichmakescrops__________moreandwillencourageagreater__________ofanimalsPart5:Whataretheeffectofglobalwarming?(1)
negativeeffectthesealeveltorise_________________________floods_________________________faminesthespreadofdisease__________________________(2)
positiveeffectMakeplantsgrowfaster___________________________________________________