高三第一轮复习Book3Unit4

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1、高三第一轮复习Book3Unit4Astronomy:thescienceofthestar一、学习以下词组I、使・••跟・・•相配2、被广泛接受的理论3、以.••开始4、向四面八方5、_团尘埃6、及时；迟早7、把.••溶于.••中8、用■••充满■・・9、各种各样1()、长成II、第一次12、下蛋13、仍是个谜14、产牛；分娩15、产奶16、轮到某人；接着17、将.••注入18.阻止；制止19、依靠；取决于2()、对・・■有害21、合成；组成；组织22、挡住23、绝种24、旅行25、摆脱地球的引力26、从树上掉落27、更靠近28、感到高兴；感到振奋29、爬卜-阶梯30、摔

2、倒31、既然32、熟悉；掌握；理解33、突发;爆发34、密切注视；当心;堤防35、以直线穿过太空36、坚持观点37、成功地做・・■38>使・・■相信39、做维修工作40、太空行走41、很好地运转二、补全句子1.Nooneknowshowtheearthbegan,ithappenedsolongago>2.Itexplodedloudlyfireandrock.3nOthers,amphibians,wereabletoliveaswellas4.Theyproducedyounggenerallylayingeggs.5.Theyareputtingtoomuchcarb

3、ondioxideinto，whichpreventsheatfromescapingfromtheearthintospace.6.Beforeweleft，LiYanpingexplainedmetheforceofgravitywouldchangethreetimesonourjourneyandthefirstchangewouldbethemostpowerful.4.WearefarfromtheearthnowfeelitspulL8、Wecouldseesomefaintlightsaroundlookedlikeanemptyspace.三、学习以下句子

4、Whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsagowhenthedustsettledintoasolidglobe.Whatisevenmoreimportantisthatastheearthcooleddown,waterbegantoappearonitssurface.Whatmanyscientistsbelieveisthatthecontinuedpresenceofwaterallowedtheearthtodissolveharmfulgasesandacidsintothe

5、oceansandseas.2、Theearthbecamesoviolentthati£wasnotdearwhethertheshapewouldlastornoteItwasnotimmediatelyobviousthatwaterwastobefundamentaltothedevelopmentofSowhetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.1.Whytheysuddenlydisappearedstill

6、remainsamystery.2.Thisproducedachainreaction,whichmadeimpossibleforlifetodevelop.Thisdisappearancemadepossibletheriseofmammalsontheearth.1.Themooncanneverbeanythingmorethanasatelliteoftheearth.（英译汉）2.LastmonthIwasluckyenoughtohaveachancetomakeatripintospacewithmyfriendLiYanping,anastronome

7、r.HewasluckyenoughtobechosentorepairtheHubblespacetelescope.7>Weshallfeelitsgravitypullingus,butitwillnotbeasstrongapullastheearth's.8.ButwhenItriedtostepforward,IfoundIwascarriedtwiceasfarasontheearthandfellover.9、‘‘walkingdoesneedabitofpracticenowthatgravity