高中英语必修3-unit4-参考课件 23页

Astronomy:thescienceofthestarsUnit4Warmingupandreading\nHowmanyplanetstravelaroundthesun?2.Whichplanetisthemostimportantforus?3.Howistheearthdifferentfromotherplanets?\nSunVenusMercuryMarsJupiterSaturnEarthPlutoNeptuneUranus12346897105\nDoyouknowhowourlifebeganontheearth?Doyouknowanyancientideaaboutthebeginningoftheuniverse?\nInChineseculture…Panguseparatestheskyfromtheearth.\nNuwamendedtheheavenandcreatedhumanbeingsfromtheclay.\nInWesterncountries:Godcreatedtheworldandalllivingthings.\nReadthewholepassagequicklyandmatchthemainideaofeachparagraph.Para.1Para.2Para.3Para.4Para.5TheimportanceofwaterTheformationoftheuniverseThearrivalofhumanbeingsTheformationoftheearthThedevelopmentofplantsandanimals\nReadPara.1andanswerthefollowingquestionsHowdidtheuniversebegin?2.Whathappenedafterthe“BigBang”?3.Whatdoes“bodies”meanhere?A.Personsoranimals’bodiesB.PlanetsandstarsNooneknowsexactlyhowtheearthbegan.Afterthat,atomsbegantoformandcombinetocreatestarsandotherbodies.B\nReadPara.2andanswerthefollowingquestions1.WhatwastheearthlikeforseveralbillionyearsaftertheBigBang?2.Whatwastheearthlikebetween4.5and3.8billionyearsago?Justacloudofdust.Asolidglobe.\nReadPara.3totellwhetherthefollowingsentencesaretrueorfalse.()1.Waterontheearthdisappearedlater.()2.Waterwasnecessaryandimportanttothedevelopmentoflife.()3.Waterwashelpfulindissolvingtheharmfulgasesandacidsintotheoceansandseas.FTT\n1.Whywastheearthdifferentfromtheotherplanets?2.Whyiswatersoimportantforthebegin-ningoflifeontheearth?Becausewaterremainedontheearth,butotherplanetshavenowater.Becausewaterallowedtheearthtodissolveharmfulgasesintooceansandseas.\nsmallplantsinthewatergreenplantsonlandinsectsonlandmammalsonland12123lifeplantsanimalsReadPara.4-5tofindthedevelopmentoflife.\nsmallplantsinthewatergreenplantsonlandinsectsonlandmammalsonland12123shellfishandallsortsoffishamphibianonlandandinwaterforestsreptilesonlanddinosaursonlandlifeplantsanimals\nWhat’sthewritingstyleofthispassage?A.Astory.B.Anexposition.C.Aargumentation.Toexplainsomeideaortheorytopeople.B\nTheearthwasjustacloudof____afterthe“BigBang”.Theearthloudlywithfireandrock.Theyweretoproducemanythings,whichweretomaketheearth’satmosphere.Astheearthcooleddown,waterbegantoappearonitssurface.Itallowedtheearthtodissolve_______gases.Thenlifebegantodevelop.dustexplodedintimeharmfulFillintheblanksaccordingtothepassage.\nSmallplants________andfilledthefirstoceansandseaswithoxygen.Thisencouragedthe__________ofearlyshellfishandfish.Landanimalssuchasinsects,reptilesanddinosaursappearedaftergreenplantsappeared.Smallcleveranimals______allovertheearth.Theyareputting________carbondioxideintotheatmosphere,which_________heatfromtheearthintospace.Whetherlifewillcontinueontheearthfrommillionsofyearstocomewill_________whetherthisproblemcanbesolved.multiplieddevelopmentspreadtoomuchpreventsdependon\n1.Whatproblemshavebeencausedbyhumanbeingstotheearth?2.Whatcanwedotoprotecttheearthandmakeitabetterplacetoliveon?FreeTalk\nSupposeyouweretheearth.Whatwouldyouadvisehumanstodo?Writealettertothehumanbeing.Writing\nAdfortheClimateChangeConferenceoftheUNinCopenhagen\nThe2012UnitedNationsClimateChangeConferencewillbeheldinQatarfrom26Novemberto7December2012.\nIn1992,theUnitedNationsFrameworkConventiononClimateChange(UNFCCC)setsanoverallframeworkforintergovernmentaleffortstoaddressclimatechange.Itiscalledaframeworkconventionbecauseitisseenasastartingpointofaddressingtheproblemofclimatechange.\nTheConventionenteredintoforceon21March1994.TheultimateobjectiveoftheConventionis“tostabilizegreenhousegasconcentrationsatalevelthatwillpreventdangeroushumaninterferencewiththeclimatesystem”.