【课件】Unit4Reading+and+Thinking课件人教版必修第三册.pptx

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1、必修第三册必修第三册Unit4SPACEEXPLORATIONReading&ThinkingWords reviewgravityfrontiervehicleuniversedetermineddeterminesatellitelaunchorbitgiantn.重力；引力重力；引力n.边境；国界；边远地区边境；国界；边远地区n.交通工具；车辆交通工具；车辆n.宇宙；天地万物宇宙；天地万物adj.有决心的；意志坚定的有决心的；意志坚定的vt.查明；确定；决定查明；确定；决定n.人造卫星；卫星人造卫星；卫星vt.&n.发射；发起；上市发射；发起；上市n.(环绕地球、太阳等运行的环绕地球、太

2、阳等运行的)轨道；势力范轨道；势力范围围vt.&vi.沿轨道运行；环绕沿轨道运行；环绕运行运行adj.巨大的；伟大的巨大的；伟大的n.巨人；巨兽；伟人巨人；巨兽；伟人leapmankindagencytransmitdatadisappointeddesirecarryoutongoingn.跳跃；剧增；剧变跳跃；剧增；剧变(leapt,leaptorleaped,leaped)vt.&vi.跳过；跃过跳过；跃过n.人类人类n.(政府的政府的)专门机构；服务机构；代专门机构；服务机构；代理处理处vt.&vi.传输；发送传输；发送n.资料；数据资料；数据adj.失望的；沮丧的失望的；沮丧的n.渴

3、望；欲望渴望；欲望vt.渴望；期望渴望；期望n.继续做，坚持干继续做，坚持干adj.持续存在的；仍在进行的；不断发展的持续存在的；仍在进行的；不断发展的onboardindependentlyindependentspacecraftspacewalkjadedocksignalinthehopeofdoingsth.在在宇宙飞船上；在船宇宙飞船上；在船/飞机上飞机上adv.独立地；自立地独立地；自立地adj.独立的；自立的独立的；自立的n.航天器；宇宙飞船航天器；宇宙飞船n.太空行走；太空行走的时间太空行走；太空行走的时间n.玉；玉；翡翠翡翠；玉器玉器vt.&vi(两架航天器两架航天器)对接

4、；使对接；使进港进港n.码头；船坞码头；船坞vt.&vi.标志着；标明；发信号标志着；标明；发信号n.信号；标志信号；标志抱有抱有的希望的希望About SpaceAbout SpaceHowmuchdoyouknowaboutspaceexploration?Lead-inLetsdoasmalltest.Areyouready?1.ThereareeightplanetsintheSolarSystem.FTTF2.Footprintsleftbyastronautsonthelunarsurface(月球表面)woulddisappear.3.Thehottestplanetinthes

5、olarsystemisVenus(金星).462 462 TF4.Thehumanbodywillexplodeinspacewithoutaspacesuit(太空服).TFBecause human skin is flexible Because human skin is flexible enough to prevent internal enough to prevent internal organs from coming out.organs from coming out.5.Thereisnosoundinspace.TFBecause there is no air

6、 in space,Because there is no air in space,and air transmits soundand air transmits sound.Pre-readingPre-readingP40When you are looking up at the stars/universe,are you curious about the unknown universe?Are you feel lonely and down?Whatinformationwillwegetfromthetext?lthe exploration on the moonlac

7、cidents during the explorationlfacilities and equipmentl.1.Whatkindofpassageisit?A.Apieceofnews.B.Apopularsciencearticle.C.Atraveljournal.D.Anovel.2.Wherecanyoufindthiskindofpassage?A.NewspaperB.NovelC.MagazineD.Sciencebook科普文科普文科普文又称大众科学或普及科学，是以浅显、通俗易懂的文字让科普文又称大众科学或普及科学，是以浅显、通俗易懂的文字让公众了解科技领域的知识的一种文

8、章。其特点：短小性、知识性公众了解科技领域的知识的一种文章。其特点：短小性、知识性和准确性、文学性、思想性。阅读时，可看作是和准确性、文学性、思想性。阅读时，可看作是科技说明文。科技说明文。While-readingWhile-readingReadthetext.Severalsentenceshavebeenremovedfromit.Choosethecorrectsentencetofilleachgap.A.Although scientists try to make sure nothing goes wrong,accidentscanstillhappen.B.Theyals

9、oreallywishtodiscoverotherplanetsthataresuitableenoughtosupportlife.C.Thefutureofspaceexplorationremainsbright.D.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarthsgravity.BDACAre we alone?Whats out there?”Looking up at the stars,people have always wanted to learn more about space

10、,and scientists work hard to find answers.They make vehicles to carry brave people into space to find out the secrets of the universe._.B BA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough t

11、o support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity.Para.1Subject主语主语Infinitive不定式不定式smallword递进关系递进关系Peoplealwayshaveadesiretolearnmoreaboutspace.A.Although scientists try to make sure nothing goe

12、s wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough to support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity.“Before the mid-20th century,most

13、people felt travelling into space was an impossible dream.However,some scientists were determined to help humans realise their dream to explore space._.On 4 October 1957,the Sputnik 1 satellite was launched by the USSR，Afterwards,.and on 12 April 1961,Yuri Gagarin became the first person in the worl

14、d to.Over eight years later,on 20 July 1969,American astronaut Neil Armstrong stepped onto the moon.Americas NASA space-agency launched Voyager 1 on 5 September 1977 to study deep spacePara.2D Dcoherence连贯性（承连贯性（承上启下）上启下）USSRandAmericamadegreatachievements.A.Although scientists try to make sure noth

15、ing goes wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough to support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that could escape Earths gravity._.All the astronauts on the

16、 USSRs Soyuz11 and Americas Challenger died during their missions.These disasters made everyone san and disappointed,but the desire to explore universe never died.This is because people believe in the importance of carrying on space exploration despite the huge risks.An example of this ongoing work

17、is the International Space Station.Para.3A AHumancontinuespaceexplorationdespitehugerisksynonyms同义词同义词smallword转折关系转折关系Chinas space programme started later than those of Russia and the US,but it has made great progress in a short time.China became the third country in the world to independently send

18、 humans into space in 2003,when Yang Liwei successfully orbited Earth in the Shenzhou 5 spacecraft.Then Shenzhou 6 and 7 completed a second manned orbit and the first Chinese spacewalk,followed by the vehicle Jade Rabbit being sent to the moon to study its surface.After that,China launched the Tiang

19、ong 2 space lab into space and Tianzhou 1 to dock with it.This signalled one step further in Chinas plan to establish a space station in the future.More recently,China has sent Change 4 to explore the surface of the far side of the moon to make measurements and observations.Para.4Chinahasmadegreatpr

20、ogressinspaceexploration.topic sentence_.Europe,the US,and China all have plans to further study and explors planets like Mars and Jupiter.Despite the difficulties,scientists hope future dicoveries will not only enable us to understand how the universe began,but also help us survive welll into the f

21、uture.C CA.Although scientists try to make sure nothing goes wrong,accidents can still happen.B.They also really wish to discover other planets that are suitable enough to support life.C.The future of space exploration remains bright.D.After many experiments,they succeeded in making rockets that cou

22、ld escape Earths gravity.Para.5The future of space exploration remains bright.repetition语义重复语义重复topic sentenceMatchthemainideawitheachparagraph.(1)Para.1A.Chinahasmadegreatprogressinspaceexploration.(2)Para.2B.TheachievementsthatUSSRandAmericamade.(3)Para.3 C.Thefutureofspaceexplorationremainsbright

23、.(4)Para.4D.Peoplealwayshaveadesiretolearnmoreaboutspace.(5)Para.5E.Humancontinuespaceexplorationdespitehugerisk.Readformainidea2minsReview1Howtogetthemainidea?Thelastsentenceoftheparagraph.Read the full paragraph carefully and findthewordsorideasthatrepeatthemselves.Thefirstsentenceoftheparagraph.R

24、eview2ReadformainideaHowtochoosethecorrectsentencetofilleachgap?subjects主语主语Infinitive不定式不定式coherence连贯性（承上启下）连贯性（承上启下）synonyms同义词同义词repetition语义重复语义重复smallword转折转折/递进关系递进关系Post-readingPost-readingCompletethetimelineaccordingtotheeventsofspaceexplorationinhumanhistory.19571961196919772003thenafterth

25、atrecentlySputnik1satellitelaunchedbyorbitedYuriGagarinthefirstpersonNeilArmstrong,stepped,saying,Voyager1,tostudy,itstillYangLiwei,orbitedinspacecraftShenzhou6/7completed,thefirst,JadeRabbitmoonsurface.Tiangong2spacelab,Tianzhou1todockwithChange4Explorethesurfaceof.future.plans.MarsandJupiter.diffi

26、culties.beforethemid-20thcentury.travellingintospace.an impossible dreama realityspirits of space explorationcuriosity to find anwers hard-workingdeterminnation to achieve dreamsperserverance to carry on the space explorationdesire to further exploreCriticalThinkingCriticalThinking010203Isitworthwhi

27、lefortheastronautstoexplorethespace?Why?Toexploretheunknownworld;Toseekoutnewlifeandnewcivilization;TocreatenewtechnologieswhichcouldhavebenefitsforEarth;Togatherknowledgeoftheuniverse;TosolvetheproblemofenergyshortagesonEarthspaceistoofarawayfromusandourdailylife;spaceexplorationwillwastealotofmone

28、y;shouldfocusontheproblemsonEarth,suchasclimatechange,hungerproblemandpollution.Isitworthwhilefortheastronautstoexplorethespace?Why?IsspaceworthexploringRecently,students(in our class)had a discussion on whetherspaceisworthexploring.Ontheonehand,somestudentsthinkthatspaceexplorationisnotworthwhile.T

29、heythinkspaceistoofarawayfromusandourdailylife.Andspaceexplorationwillwastealotofmoney,whichcanbeusedtosolvetheproblemsonEarth,suchasstarvationandpollution.Ontheotherhand,someofstudentsthinkthatspaceexplorationis worthwhile.As we all know,satellites have been used forcommunications as well as weathe

30、r forecast,which makes our lifemoreconvenient.Besides,ifresourcesarefoundonotherplanets,（theproblemofenergyshortagesonEarth)canbesolved.Para2.AchievementsofAmericanandSovietPara3.SpaceexplorationcontinuesinspiteofgreatrisksPara4.Chinasachievements Para5.ThefutureofspaceexplorationSpace:TheFinalFront

31、ierPara1:PeoplearecuriousaboutspaceGeneralstatementSupportingdetailsConclusionstructureDreamFutureRealityCompletethepassagewithwordsfromthetext.M_isexploringspaceinthehopeoffindingoutmoreabouttheu_.However,exploringspaceisbothdangerousandchallenging.Oneofthemostdangerouspartsofspaceexplorationishelp

32、ingpeopletoescapeEarthsg_.Ifthereisamistakeduringthel_,itcanleadtoanaccidentthatkillseveryoneonb_.Gettingoutofo_andbacktoEarthssurfaceisalsoverydangerous.Despitethehugerisksthough,peoplewillalwayscontinuetoexplorethisfinalf_soastolearnitssecrets.ankindniverseravityaunchoardrbitrontierLanguagepoints仰

33、望下决心做实现梦想探索太空成功做集中于登上月球实现目标传输数据继续做在船上取得巨大进步在短时间内使某人能够做look upbe determined to dorealise ones dreamexplore spacesucceed in doing focus onstep onto the moonachieve ones goaltransmit datacarry on doingon boardmake great prgressin a short timeenable sb.to doPara1“Arewealone?Whatsoutthere?Lookingupatthes

34、tars,peoplehavealwayswantedtolearnmoreaboutspace,andscientistsworkhardtofindanswers.仰望星空，人们一直想更多地了解太空，而且科学家在努力工作寻求答案仰望星空，人们一直想更多地了解太空，而且科学家在努力工作寻求答案.【句式分析【句式分析】本句是由本句是由and连接的并列句。现在分词短语连接的并列句。现在分词短语lookingupatthestars在句中作时间状语，相当于在句中作时间状语，相当于Whenpeoplelookupatthestars。lookupat-抬头看抬头看-【语法回顾语法回顾】Seeingt

35、hestarleavingthecourt,thegirlquicklypickeduphercameraandranovertohim.Thinkingofallthepeoplestillinneedofhelp,DrLinopenedaprivateclinic.【真题链接】【真题链接】Shedecidedtogobacktocollegetoadvancehercareerandtobeabletobettersupportherfamilywhile_(do)somethingsheloves.doingTheyalsoreallywishtodiscoverotherplanets

36、thataresuitableenoughtosupportlife.【句式分析【句式分析】that引导的定语从句修饰先行词引导的定语从句修饰先行词planets。adj+enough+todosth“足以做某事足以做某事”不定式作结果状语。不定式作结果状语。1.Firstofall,youmustbeintelligentenoughtogetarelatedcollegedegree.2.Theroomsarealllargeenoughtotakeathirdbed.3.Surelynoonewouldbefoolishenoughtolendhimthemoney.4.Thereare

37、ntenoughtentstoshelterthemall.5.Wouldyoubekindenoughtodosth?帮忙做某事怎么样？帮忙做某事怎么样？6.Wouldyoubekindenoughtoholdthedooropen?【即学即练即学即练】LangPingbecamethefirstpersoninvolleyball_(win)anOlympicgoldmedalasbothaplayerandacoach.Thegirlisthebestperson_(come)upwiththeidea.Doyouwanttoknowthebestway_(become)happy?Do

38、ntbeanxious,Illgiveyouatestsothatyoufindtheanswerbyyourself.Friedmanprovidesachanceforordinarypeople_(get)richerandricher.towintocometobecometogetPara2Beforethemid-20thcentury,mostpeoplefelttravellingintospacewasanimpossibledream.However,somescientistsweredeterminedtohelphumansrealisetheirdreamtoexp

39、lorespace.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarthsgravity.On4October1957,theSputnik1satellitewaslaunchedbytheUSSRandsuccessfullyorbitedaroundEarth.Afterwards,theUSSRfocusedonsendingpeopleintospace,andon12April,1961,YuriGagarinbecamethefirstpersonintheworldtogointospace.

40、在在20世纪中期以后，绝大多数人认为太空旅行是不可能的。世纪中期以后，绝大多数人认为太空旅行是不可能的。然而，一些科学家决意要帮助人类实现探索太空的梦想。然而，一些科学家决意要帮助人类实现探索太空的梦想。经过多次实验之后，他们成功地造出了能够逃脱地球引力的火箭。经过多次实验之后，他们成功地造出了能够逃脱地球引力的火箭。在在1957年年10月月4日，苏联成功发射了日，苏联成功发射了Sputnik1号卫星，且成功地实现了让号卫星，且成功地实现了让卫星绕地球运转。卫星绕地球运转。后来苏联专注于研究送人类进入太空后来苏联专注于研究送人类进入太空(这个问题这个问题)并且在并且在1961年年4月月12日，

41、尤日，尤里里加加林成为世界上进入太空的第一人加加林成为世界上进入太空的第一人.Para2Overeightyearslater,on20July1969,AmericanastronautNeilArmstrongsteppedontothemoon,famouslysaying,Thatsonesmallstepfor(a)man,onegiantleapformankind.Followingthis,manymoregoalswereachieved.Forexample,AmericasNASAspaceagencylaunchedVoyager1on5September1977tos

42、tudydeepspace,anditstilltransmitsdatatoday.八年之后，也就是在八年之后，也就是在1969年年7月月20日，美国宇航员尼尔日，美国宇航员尼尔阿姆斯特朗登阿姆斯特朗登上月球，说了一句著名的话，上月球，说了一句著名的话，“对一个人来说，这是一小步对一个人来说，这是一小步;对人类来对人类来说，这是一大步。说，这是一大步。”随之而来的是，许多目标都实现了。随之而来的是，许多目标都实现了。例如，为了研究外层空间，美国航空航天局在例如，为了研究外层空间，美国航空航天局在1977年年9月月5日发射了航日发射了航行者行者1号，时至今日它仍然在传送一些数据。号，时至今日它

43、仍然在传送一些数据。Para2Beforethemid-20thcentury,mostpeoplefelttravellingintospacewasanimpossibledream.However,somescientistsweredeterminedtohelphumansrealisetheirdreamtoexplorespace.在在20世纪中期以后，绝大多数人认为太空旅行是不可能的。世纪中期以后，绝大多数人认为太空旅行是不可能的。然而，一些科学家决意要帮助人类实现探索太空的梦想。然而，一些科学家决意要帮助人类实现探索太空的梦想。【词汇讲解】【词汇讲解】1.determined

44、：有决心的；意志坚定的有决心的；意志坚定的bedeterminedtodosthbedeterminedthatHewasdeterminedthatthesamemistakewouldnotberepeated.Yourattitudedeterminesyouraltitude.度决定你的高度。语境串烧语境串烧Hemadeuphismindtostudyabroad,sohewasburiedinbooks,determinedtoimprovehisEnglish.Finally,hiseffortspaidoff.Soifyoudetermine/aredeterminedtodos

45、omething,beadeterminedpersonandgoahead.他决定去国外学习，所以他就埋头看书，决心提高英语水平。他决定去国外学习，所以他就埋头看书，决心提高英语水平。最后，他的努力得到了回报。最后，他的努力得到了回报。因此，如果你决心做某件事，那因此，如果你决心做某件事，那么就成为一个坚定的人然后去做吧。么就成为一个坚定的人然后去做吧。2.orbitvt&vitotravelinacurvedpatharoundamuchlargerobjectsuchastheEarth,theSunetc沿轨道运行；环绕沿轨道运行；环绕-运行运行orbitaround围绕围绕-运行运行

46、Thesatelliteorbits(around)theEarthevery48hours.n(n(可数，不可数）可数，不可数）（天体等运行的）轨道（天体等运行的）轨道send/put-intoorbit将将-送入轨道送入轨道Anewsatellitehasbeenputintoorbitaroundtheearth.Aspacestationinorbitaroundthemoon.Afterwards,theUSSRfocusedonsendingpeopleintospace,andon12April,1961,YuriGagarinbecamethefirstpersoninthew

47、orldtogointospace.Overeightyearslater,on20July1969,AmericanastronautNeilArmstrongsteppedontothemoon,famouslysaying,Thatsonesmallstepfor(a)man,onegiantleapformankind.【词汇讲解】【词汇讲解】leap 跳跃；跳越；跳高跳跃；跳越；跳高onegiantleap一次巨大的跳跃一次巨大的跳跃 vi跳；跳跃；跳越跳；跳跃；跳越Weleaptoverthestream.leapoutofthewater跃出水面跃出水面Lookbeforeyou

48、leap三思而后行。三思而后行。Afterwards,theUSSRfocusedonsendingpeopleintospace,andon12April,1961,YuriGagarinbecamethefirstpersonintheworldtogointospace.Overeightyearslater,on20July1969,AmericanastronautNeilArmstrongsteppedontothemoon,famouslysaying,Thatsonesmallstepfor(a)man,onegiantleapformankind.【词汇讲解】【词汇讲解】tr

49、amsmit(transmitted;transmitting)传送；输送；发射；播送传送；输送；发射；播送传播；传染传播；传染transmitsthfrom(sb/sth)to(sb/sth)1.Theceremonywastransmittedlivebysatellitetooverfiftycountries.2.Knowledgeistransmittedfromteachertostudent.Followingthis,manymoregoalswereachieved.Forexample,AmericasNASAspaceagencylaunchedVoyager1on5Se

50、ptember1977tostudydeepspace,anditstilltransmitsdatatoday.随之而来的是，许多目标都实现了。例如，为了研究外层空间，美国航空航天局在1977年9月5日发射了航行者1号，时至今日它仍然在传送一些数据。【词汇讲解】【词汇讲解】followingfollowingprepprep在（某事）以后；在（某事）以后；由于由于Followingthepresidentsspeech,therewillbeafewminutesforFollowingthepresidentsspeech,therewillbeafewminutesforquestion