高中英语必修三-Unit-4-Warming-up-and-reading

Unit4Astronomy:ThescienceofthestarsWarmingupandreading21.Howmanyplanetstravelaroundthesun?2.Whichplanetisthemostimportantforus?3.Howistheearthdifferentfromotherplanets?34地球______木星______火星______水星________海王星_______土星________天王星_______金星________EarthJupiterMarsMercuryNeptuneSaturnUranusVenusTHESOLARSYSTEM51.Doyouknowhowourlifebeganontheearth?2.Doyouknowanyancientideaaboutthebeginningoftheuniverse?6InChineseculture:Panguseparatestheskyfromtheearth.Nuwamendedtheheavenandcreatedhumanbeingsfromtheclay.7InWesterncountries:Godcreatedtheworldandalllivingthings.8Astronomyisoneoftheoldestsciences.Itisthescientificstudyofcelestialobjects(suchasstars,planets,comets,nebula,starclustersandgalaxies)andphenomenathatoriginateoutsidetheEarth'satmosphere(suchasthecosmicbackgroundradiation).Itisconcernedwiththeevolution,physics,chemistry,meteorology,andmotionofcelestialobjects,aswellastheformationanddevelopmentoftheuniverse.Astronomyisamultidisciplinarysubjectandusesknowledgefrombothmathandphysics.9Readthepassagequicklyandfindthemainidea.Abriefintroductiononhowtheuniversedevelopedandhowlifebeganontheearth.10Readthewholepassagequicklyandmatchthemainideaofeachparagraph.Para.1Para.2Para.3Para.4Para.5TheimportanceofwaterTheformationoftheuniverseThearrivalofhumanbeingsTheformationoftheearthThedevelopmentofplantsandanimals11Para1:Para2:Para3:Para4:Para5:Readthepassagecarefullyandanalyseitsstructure.earth,atmosphereandwaterlifedevelopmenthumanbeings12ReadPara.1andanswerthefollowingquestions1.Howdidtheuniversebegin?2.Whathappenedafterthe“BigBang”?3.Whatdoes“bodies”meanhere?()A.Personsoranimals’bodiesB.PlanetsandstarsNooneknowsexactlyhowtheearthbegan.Afterthat,atomsbegantoformandcombinetocreatestarsandotherbodies.B13ReadPara.2andanswerthefollowingquestions1.WhatwastheearthlikeforseveralbillionyearsaftertheBigBang?2.Whatwastheearthlikebetween4.5and3.8billionyearsago?Justacloudofdust.Asolidglobe.14ReadPara.3totellwhetherthefollowingsentencesaretrueorfalse.()1.Waterontheearthdisappearedlater.()2.Waterwasnecessaryandimportanttothedevelopmentoflife.()3.Waterwashelpfulindissolvingtheharmfulgasesandacidsintotheoceansandseas.FTT151.Whywastheearthdifferentfromtheotherplanets?2.Whyiswatersoimportantforthebegin-ningoflifeontheearth?Becausewaterremainedontheearth,butotherplanetshavenowater.Becausewaterallowedtheearthtodissolveharmfulgasesintooceansandseas.16smallplantsinthewatergreenplantsonlandinsectsonlandmammalsonland12123lifeplantsanimalsReadPara.4-5tofindthedevelopmentoflife.17smallplantsinthewatergreenplantsonlandinsectsonlandmammalsonland12123shellfishandallsortsoffishamphibianonlandandinwaterforestsreptilesonlanddinosaursonlandlifeplantsanimals18What’sthewritingstyleofthispassage?A.Astory.B.Anexposition.C.Aargumentation.Toexplainsomeideaortheorytopeople.B19（）1.Insectsandamphibiansappeared.（）2.Dinosaursappeared.（）3.Theearthbecameasolidball.（）4.Smallplantsgrewonthewater.（）5.Reptilesappeared.（）6.Plantsbegantogrowondryland.（）7.Theearthwasacloudofdust.（）8.Waterappearedontheearth.（）9.Shellfishandotherfishappeared.（）10.Theuniversebeganwitha“BigBang”.（）11.Cleveranimalswithhandsandfeetappeared.（）12.Mammalsappeared.87564110392Puttheorderofdevelopmentoflife.121120Wearemakingtheworldbetter.Wearemakingtheworldworse.21Whetherlifewillcontinueontheearthdependsonhumanbeings.Onlyifwecarewillwehelp;Onlyifwehelpshallallbesaved!solarenergyplanttreesrecyclerubbishpreventdesertificationsavewaterpurifyair