2016新课标三维英语 必修3 unit 4-S1

版权所有:中国好课堂“movingstars”.Butthey'renotrealstars.Theyareman­madesatellites.AndthebiggestofallistheInternationalSpaceStation(ISS国际空间站)．FromnowuntilJulyisthebestseasontowatchtheISSflyingovertheearth,andpeoplecanseeitjustwiththeireyes.TheISSisthebiggestman­madesatellitebecausescientistswanttoliveonit.Theythinkthatthebestwaytolearnmoreaboutspaceistolivethere.Whenthespacestationisfinished,itwillbelikeacityinspace.Peoplewillstayandstudytherewithmanyofthethingstheyhaveathome.Laboratories,livingroomsandpowerstationsarebeingbuilt.TheISSisthemostambitiousandexpensivespaceprogramever.Billionsofdollarsarebeingspentoniteveryyear.ScientistshopethattheISSwillbeastepping­stoneforfuturespaceexploration.“TheISSwillhelpusbetterunderstandthehumanbody,explorespaceandstudytheearth.Itcanhelpusmakelifeontheearthbetter，”saidKathrynClark,anISSscientist.ChinaisnotanISScountry,butithashelpedwithsomeofthe版权所有:中国好课堂版权所有:中国好课堂ⅠWarming__Up_&_Reading_—_Pre­reading[原文呈现][读文清障]HOWLIFEBEGANONTHEEARTHNooneknowsexactlyhowtheearthbegan,asithappenedsolongago①.However,accordingto②awidelyaccepted③theory④，theuniversebeganwith⑤a“BigBang⑥”thatthrewmatterinalldirections⑦.Afterthat,atoms⑧begantoformandcombinetocreatestarsandotherbodies.Forseveralbillion⑨yearsafterthe“BigBang”，theearthwasstilljustacloudofdust⑩.Whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsagowhenthedustsettledintoasolidglobe⑪.Theearthbecamesoviolent⑫thatitwasnotclearwhethertheshapewouldlastornot⑬.Itexplodedloudlywithfireandrock.Theywereintimeto⑭producecarbondioxide⑮，nitrogen⑯，watervapour⑰andothergases,whichweretomaketheearth'satmosphere⑱.Whatisevenmoreimportantisthatastheearthcooleddown⑲，waterbegantoappearonitssurface.①asithappenedsolongago是as引导的原因状语从句。②accordingto“根据”，后跟名词、代词等，不跟me,us,view,opinion等词。③widelyaccepted广泛接受的④theory/'θIərI/n．学说；理论⑤beginwith(＝startwith)从……开始，起源于⑥BigBang宇宙大爆炸；创世大爆炸⑦inalldirections(＝ineverydirection)朝四面八方⑧atom/'ætəm/n．原子⑨billion/'bIlIən/pron.&n.&adj.〈英〉万亿；〈美〉十亿⑩acloudofdust一团尘埃acloudof一般用来修饰不可数名词。⑪globe/ɡləʊb/n．球体；地球仪；地球global/'ɡləʊbl/adj.全球性的；全世界的⑫violent/'vaIələnt/adj.猛烈的；激烈的；强暴的⑬it为形式主语，whether从句为真正的主语。⑭intimetodosth./forsth.及时做某事；来得及做某事intime及时；终于⑮carbondioxide二氧化碳carbon/'kɑːbən/n．碳dioxide/daI'ɒksaId/n．二氧化物⑯nitrogen/'naItrədʒən/n．氮⑰watervapour蒸气；水蒸气版权所有:中国好课堂ə/n．水蒸气；蒸气⑱atmosphere/'ætməsfIə/n．大气层；气氛⑲cooldown凉下来，冷却地球上生命的起源[第1～2段译文]没有人确切知道地球是怎样开始的，因为在很久以前它就形成了。然而，根据一种普遍为人们所接受的理论，宇宙起源于一次大爆炸，这次大爆炸将物质投射到四面八方。然后，原子开始形成并结合成恒星和其他天体。大爆炸后好几十亿年过去了，地球还只是一团尘埃。(随后)它变成什么没人确定，直到45～38亿年前，这团尘埃才慢慢地形成一个固态的球体。地球变得如此激烈动荡，以至于不知道这个固体形状是否会继续存在下去。它(地球)猛烈的爆炸喷出了烈火和岩石，最终产生了二氧化碳、氮气、水蒸气和其他气体，从而形成了地球的大气层。更重要的是，随着地球冷却了下来，地球的表面开始出现了水。WaterhadalsoappearedonotherplanetslikeMarsbut,unlike⑳theearth,ithaddisappearedlater.Itwasnotimmediatelyobviousthatwaterwastobefundamental○21tothedevelopmentoflife○22.Whatmanyscientistsbelieveisthatthecontinuedpresenceofwater○23allowedtheearthtodissolve○24harmful○25gasesandacids○26intotheoceansandseas.Thisproducedachainreaction○27，whichmadeitpossibleforlifetodevelop.Manymillionsofyearslater,thefirstextremelysmallplantsbegantoappearonthesurfaceofthewater.Theymultiplied○28andfilledtheoceansandseaswithoxygen○29，whichencouraged○30thelaterdevelopmentofearlyshellfish○31andallsortsoffish.Next,greenplantsbegantogrowonland.They⑳unlike/ʌn'laIk/prep.与……不同；不像反义词likeprep.与……相同○21fundamental/ˌfʌndə'mentl/adj.基本的；基础的befundamentalto是……的基础○22Itwasnotimmediatelyobviousthat...,it为形式主语，that引导的从句为真正的主语。○23thecontinuedpresenceofwater水的长期存在continuedadj.持续不断的presence/'prezns/n．出席；到场；存在○24dissolve/dI'zɒlv/vt.&vi.溶解；解散○25harmful/'hɑːmfl/adj.有害的beharmfulto对……有害(＝doharmto)○26acid/'æsId/n．酸○27achainreaction连锁反应chain/tʃeIn/n.链子；连锁；锁链版权所有:中国好课堂○32calledamphibians○33，wereabletoliveonlandaswellas○34inthewater.Laterwhentheplantsgrewintoforests,reptiles○35appearedforthefirsttime.Theyproducedyounggenerallybylayingeggs○36.Afterthat,somehugeanimals,calleddinosaurs○37，developed.Theylaideggstooandexisted○38ontheearthformorethan140millionyears.However,65millionyearsagotheageofthedinosaurs○39ended.Whytheysuddenlydisappeared○40stillremainsamystery.Thisdisappearancemadepossibletheriseofmammals○41ontheearth.Theseanimalsweredifferentfromalllifeformsinthepast,becausetheygavebirthto○42youngbabyanimalsandproducedmilktofeedthem.inchains戴着镣铐reaction/rI'ækʃn/n．反应；回应○28multiply/'mʌltIplaI/vi.&vt.乘；增加○29oxygen/'ɒksIdʒən/n．氧○30encouragevt.鼓励；激励；促进；激发○31shellfish/'ʃelfIʃ/n.水生有壳动物○32calledamphibians“被称为两栖动物”，过去分词短语called...作后置定语。○33amphibian/æm'fIbIən/n．两栖动物○34aswellas也；还；与……一样好○35reptile/'reptaIl/n.爬行动物；爬虫○36layeggs下蛋；产卵○37