牛津译林版英语9B Unit4 Reading公开课 (共28张PPT).ppt

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1、LifeonMars9BUnit4ReadingReading1crowdedandpollutedPlanetsinthesolarsystem(太阳系)MarsisthenearesttotheEarth.MarsEarthThesurfaceofMarsisalittlelikethesurfaceoftheEarth.PleaseopenyourbooksandturntoP52.Gothroughthepassagequickly,thenfindouttheanswer:Howmanyparagraphsarethere?Howmanypartscanbedivided?Tas

2、k1:SkimmingPara1Para2Para3Para4Para5Para6Para7thegravityofMarsthereasonofmovingtoMarsthespeedofspacecraftcomfortablelifeonMarstheproblemsoffood,waterandoxygenonMarsThewriter’sopinion.students’futurestudyreasonFiveaspects(方面)aboutthelifeonMars.Thewriter’sopinion.Findoutthegeneralideaforeachparagrap

3、h.Paragraph1:ScanningTask2:thereasonofmovingtoMars1.WhencanweliveonMars?2.WhydoweneedtomovetoMars?Wecanbuildabetterworldon..MarsParagraph2:spacecrafthavesomedifferencesbetweennowandinthefuture.ourspacecraftaretoos____toc____largenumbersofp_________.Itwouldtake_______.thespeedofspacecraft(transport

4、)Withthedevelopmentoftechnology,thespacecraftcantravelatthespeedofl____.Wemayfeel____________and____.ThejourneytoMarsmightonlytake20m________.lowarrymonthsightuncomfortableillinutesspacecraft宇宙飞船AtpresentBytheyear2100assengerstheproblemsoffood,waterandoxygenonMarsParagraph3:1.Humanscansurvivewitho

5、utwater,oxygenorfood．_____2.Wedon’tknowwhethertherewouldbeenoughwater,oxygenonMars．_____3.ScientistsaresurewhetherplantswillgrowonMars．_____4.Foodwouldmostprobablybeintheformofpills．_____5.FoodonMarsismoredeliciousthanitontheEarth.____Tellus“T”ifasentenceistrueor“F”ifitisfalse.FTFTFcan’taren’tle

6、ssWearenotsurewhethertherewouldbe______wateror_______andwhether______couldgrow.Foodwouldprobablyintheformof______andwouldnotbe_______.Water,oxygenandfoodenoughplantspillstastyoxygenParagraph4:ThegravityofMars()1.Ifanelephantweighs64kgontheEarth,howmuchdoesitweighonMars?A.24kgB.34kgC.64kgD.32kgAWh

7、ilereading,payattentiontosomepronouns.()2.WhydopeoplehavetowearbootsonMars?A.Becausetheyarebeautifulandfashion.B.Becausetheycanpreventpeoplefromfloatingoffintospace.C.Becausetheycangivepeopleoxygen.D.Becausetheya