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Unit4Astronomy:thescienceofthestarsUsinglanguageReadingAVISITTOTHEMOONspacewalkWhatcountryfirstsentpeopleintospace?Howmanycountrieshavesucceededinsendingpeopleintospacesofar?Whofirstlandedonthemoon?Themoonisourclosecosmic(宇宙的)neighbor,andhumanshavebeenexploringitssurfaceeversincetheyfirstdevelopedtelescopes.ThefirstpersonthatsteppedontothemoonNeilArmstrongNeilArmstrongwasborninOhioin1930.HewasapilotintheU.S.AirForcebeforeheenteredthespaceprogram.InJulyof1969,hecommandedtheApollo11andlandedonthemoon.Hemadehistorybywalkingonthemoonfirstly.PhotosaboutthemoonspacecapsuleTodayIndia,China,andJapanallhavelunarexplorationprojectsindevelopment.TheUnitedStates’ownplanisperhapsthemostambitious—toreturnhumanstothemoonby2020andeventuallyusethemoonasastagingpointforhumanflighttoMarsandbeyond.China’sentirelunarexplorationprojectisdividedintothethreestepsoforbiting,landing,andreturning.TheChang’e-1satellite,China’sfirstlunarprobesatellite,waslaunchedonOct.24,2007.China’sfirstastronaut---YangLiweiReadthe4paragraphsquickly,andfindoutthetopicofeachparagraph.Para1:Para2:Para3:Para4:Lastmonthwevisitedthemoon.Howtheforceofgravitychangedwhenwetraveledfromtheearthtothemoon.ThethingsIdidonthemoon.Wereturnedtotheearth.1.Thepassageismainlyabout____?A.introductionofthemoonB.thegravitythatIfeltonmywaytothemoonC.myvisittothemoonD.myfriendYanping,anastronomerReadthetextcarefullyandchoosethebestanswer.C2.Accordingtothetext,weknowthattheforceofthegravitywouldchange_____times.A.2B.3C.4D.53.Whendidtheauthorfeelstrongestofthegravityoftheearth?A.Onthemoon.B.Onthehalfwaytothemoon.C.AttheverybeginningD.OntheirleavingfromthemoonCB4.Whatcausesthewritertofeelthathebecomesweightlessonthemoon?A.SpaceshipB.GravityC.HisfriendD.HisGoodfeelingsofthemoonBReadthepassagecarefullyandthendescribethethreewaysinwhichgravitychangedforLiYanpingandhowhisweightchanged.1.Thepullofgravitybecameverystrongashelefttheearth’satmosphere.Hisweightisnormal.2.Itdisappearedwhenhewasinspace.Heisweightless.3.Itwasverylightwhenhewasonthemoon.Heweighslessthanonearth.ThewaygravitychangedLefttheearthInspaceOnthemoonItbecameverylight.Thegravitybecameverystrong.Thegravitydisappeared.TheweightchangedLefttheearthInspaceOnthemoonHebecameveryheavy.Hehadnoweightandcouldfloataroundlikeafeather.Hewasaboutone-sixthofhisweightontheearth.LastmonthIvisitedthemoonwithmyfriend.Beforeweleft,Iwastoldtheforceofg_____wouldchangethreetimesonourjourney.Thenwetookoff.Aswelefttheearth,Ibecameveryh_____.Graduallytheweightl_______.WhenIwasinspace,itd__________.Wef_______weightlesslyinthecabinandIc________.WhenIwasonthemoon,Iwassurprisedtofindoutevenwalkingneedslotsofpracticen______gravitychanged.Thereturningoftheearthwasveryf_________.Wewereamazedtowatchfireb________ontheoutsideoftheship.gravityheavylesseneddisappearedfloatedcheeredupnowthatfrighteningbreakoutRetellthetext.getcloseto靠近,接近,指动态变化becloseto距……近,指状态Theschoolisclosetothepostoffice.1.Whenwegetclosertothemoon,weshallfeelitsgravitypullingusbutitwillnotbeasstrongapullastheearth’s.当我们更接近月球时,就会感到月球的引力在拉我们。但是,月球的引力不像地球的引力那么大。与get相关的短语:getalong相处融洽,进展等getdownto开始认真对待,开始认真考虑geton上车getthrough到达;通过;办完,花光(钱、时间等)。getto到达getdownto;geton;getthrough;getto;getover;getup1.Don’ttalktoomuch.Let’s___________working.2.Hurryup,orwe’llbelateto______thebus.3.It’seasyto_______thedifficulty.4.Ihave___________alotofpapers.5.Shemanagedto______thevillage.getdowntogetongetovergotthroughgetto2.cheerup:欢呼,喝彩,感到高兴,使高兴当看到球队的到来,人群欢呼起来。_____________________whentheysawtheteamarrive.他带她去听音乐会来使她高兴。Hetookher_____________to____________.Thecrowdcheereduptotheconcertcheerherup3.ButwhenItriedtostepforward,IfoundIwascarriedtwiceasfarasontheearthandfellover.1)“A+be+倍数+as+形容词原级+as+B”.Thistreeisthreetimesastallasthatone.2)“A+be+倍数+形容词比较级+than+B”TheYangtzeRiverisalmosttwicelongerthanthePearlRiver.长江差不多比珠江长两倍。4....“walkingdoesneedabitofpracticenowthatgravityhaschanged.”……既然引力改变了,走路也的确需要练一练了。nowthat同since相似,语气较弱,强调人们已知的事实。既然你忙,就让我给你做吧。Nowthatyouarebusy,letmedoitforyou.既然人都齐了,咱们开始干吧。Nowthateveryoneisherelet’sstartwork．6.Wewatched,amazedasfirebrokeoutontheoutsideofthespaceshipastheearth’sgravityincreased.1)watch…do/doing:观看,注视我们看着太阳正在树后面落下。We_____________________behindthetrees.每一天当他们看到植物生长,他们的心里都充满了希望。Everydayasthey_______________________,theirheartswerefilledwithhope.watchedthesunsettingwatchedtheplantgrow2)amazed是过去分词,此处做状语用。他进来的时候没有人注意到。Hecamein_________.3)breakout与happen,takeplace,comeout等词的用法一样,是不及物动词,不能带宾语,不能用于被动语态。•战争爆发TheAmericanCivilWarbrokeoutin1861.美国内战爆发于1861年。unnoticed②发生争吵他们之间发生了争吵。Aquarrelbrokeoutbetweenthem.③(火灾)发生昨晚他家里失火了。Afirebrokeoutinhishouselastnight.breakdown打破;毁掉;破除;坍塌;坏掉breakin破门而入;打断breakawayfrom脱离(政党);打破(陈规);摆脱breakthrough突围;突破;冲垮;克服breakup打碎;拆散;分裂;分解breakone’sword/promise食言;说话不算数[考例]Iwasstillsleepingwhenthefire____,andthenitspreadquickly.(广东2006)A.brokeoutB.putoutC.cameoutD.gotout[点拨]putout扑灭；comeout出来,出版；getout（使）出来。由itspreadquickly（火迅速蔓延）可知选A。I.选用方框内合适的词或短语，并用其适当形式填空。(其中有一个多余选项)1.Therewasa_____ofpeoplearoundtheclubentrance.2.Yououghttohaveagoodrest_____you’vefinishedthe