【课件】Unit+4Reading+and+Thinking+课件人教版（2019）必修第三册

gravityfrontiervehicleuniversetransmitdatasatellitelaunchorbitastronautn.重力；引力n.边境；国界；边远地区n.交通工具；车辆n.宇宙；天地万物n.资料，数据

n.人造卫星；卫星vt.&n.发射；发起；上市n.轨道，势力范围vt.&vi.沿/环绕轨道运行n.宇航员vt.&vi.传输；发送WordsAidtheUSSRSputnik1Voyager1spacecraftChallengerJadeRabbit

docksignaltheInternationalSpaceStationn.苏联n.旅伴一号n.旅行者一号n.航天器；宇宙飞船n.挑战者号n.玉兔vt.&vi(两架航天器)对接;使……进港n.码头；船坞vt.&vi.标志着；标明；发信号n.信号；标志国际空间站WordsAidBrainstormingUseyourknowledgeandchoosethecorrectanswers.(1)Howoldistheearth?A.About3.5bllionyears

B.About4.0

billionyears.C.About5.5billionyears.

D.About6.5bilionyears.(2)

oftheearthsurfaceiscoveredbywater.A.20%

B.30%

C.50%

D.70%(3)HowmanyplanetsarethereintheSolarSystem?A.6.

B.7.

C.8.

D.9.(4)Whatisthetotalpopulationofhumansontheearth?A.About3.5billion.

B.About4.5billion.C.About5.5billion.

D.About7.5billion.(5)Howlongdoestherotation(自转)oftheearthtake?A.12hours.

B.24hours.

C.amonth.

D.365days.(6)Whichcontinentisthesmallest?A.Africa.B.NorthAmerica.

C.SouthAmerica.

D.Oceania.(7)OnwhichdayistheEarthdaycelebrated?A.April22.B.May4.C.August21.D.November11.(8)Whichoceanisthelargest?A.ThePacificOcean.B.TheArcticOcean.C.TheIndianOcean.D.TheAtlanticOcean,Brainstorming(9)Whichcountryhasthelargestarea?A.Canada.B.China.C.Russia.D.USA.(10)WhoisChina'sfirstastronauttogointospace?A.FeiJunlong.B.NieHaisheng.C.YangLiwei.D.JingHaipeng.BrainstormingSPACE:THEFINALFRONTIERn.边境;国界;边远地区标题源于美国系列连续句《星际迷航》(StarTrek)每一集最初的引语，是剧中人物JamesKirk舰长的一段独白。

“Space,thefinalfrontier.ThesearethevoyagesofstarshipEnterprise(进取号星舰）,herongoingmission:to___________strangenewworlds,

toseekout_____________and

civilsations,toboldly（勇敢地）gowherenomanhasgone

before.”

——JamesKirk宇宙，人类最后的边疆。这是星舰企业号的航程。它继续的任务，是去探索未知的新世界，找寻新的生命和新的文明，勇敢地航向前人所未至的领域。StarTrek星际迷航explorenewlifeforms

Beforeyouread,lookatthetitleandthephotos.Discussthesequestions.LearnaboutthedevelopmentofspaceexplorationSPACE:THEFINALFRONTIERJadeRabbitApollo11MoonLandingChallengeraftertheaccident1.Whatdoyouthinkarethemainreasonsforspaceexploration?

Themainreasonsforspaceexplorationaretofurtherhumanexplorationandtogatherknowledgeoftheuniverse.2.Whatdoyouexpecttoreadaboutinthistext?

Thefutureofspacetravel.3.Whatkindofpassageisit?

Popularsciencearticle.(科普文)4.Wherecanyoufindthiskindofpassage?

Newspaperormagazine.PredictionItmainlytellsus____________________________spaceexplorationofmankindReadthetext.Severalsentenceshavebeenremovedfromit.Choosethecorrectsentence(A-D)tofilleachgap.A.Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.B.Theyalsoreallywishtodiscoverotherplanets

thataresuitableenoughtosupportlife.C.Thefutureofspaceexplorationremainsbright.D.Aftermanyexperiments,theysucceededin

makingrocketsthatcouldescapeEarth'sgravity.B.Theyalsoreallywishtodiscoverotherplanets

thataresuitableenoughtosupportlife.递进；语义上更深入A.Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.B.Theyalsoreallywishtodiscoverotherplanetsthataresuitableenoughtosupportlife.C.Thefutureofspaceexplorationremainsbright.D.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarth'sgravity.D.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarth'sgravity.对前文的承接，对后文的概括A.Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.B.Theyalsoreallywishtodiscoverotherplanetsthataresuitableenoughtosupportlife.C.Thefutureofspaceexplorationremainsbright.D.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarth'sgravity.A.Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.后文关键词提示A.Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.B.Theyalsoreallywishtodiscoverotherplanetsthataresuitableenoughtosupportlife.C.Thefutureofspaceexplorationremainsbright.D.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarth'sgravity.C.Thefutureofspaceexplorationremainsbright.同一语义频繁出现Useyourownwordstosummarizethemainideaforeachparagraph.Whenthemainideaisnotclearlystatedinatopicsentence,youshouldreadthefullparagraphorpassagecarefullyandfindthewordsorideasthatrepeatthemselves.Theyarelikelytobeevidenceoftheauthor’smainidea.SummarizethemainideaHumanshavealwayshadanaturalcuriosityaboutspace.Spacetravelbecamearealityinthe20thcentury,withAmericanandSovietspacemissions.Spacetravelhasalwaysinvolvedgreatrisk,butdespitetherisksexplorationcontinues.Chinahasmadegreatprogressinspaceexplorationintheearly21stcentury,becomingonlythethirdcountrytosendhumanstospace.Thefutureofspaceexplorationlooksbright,asmanycountriesareplanningfurthermissions.Title:______________________________Introduction:Body:Conclusion:SPACE:THEFINALFRONTIERparas.2-4para.1para.5People’sdesireforspaceexplorationSpaceexplorationindifferentcountriesandsomeaccidentsThefutureofspaceexplorationPara2.AchievementsofAmericanandSovietPara3.SpaceexplorationcontinuesinspiteofgreatrisksPara4.China’sachievementsPara5.ThefutureofspaceexplorationSpace:TheFinalFrontierPara1:PeoplearecuriousaboutspacewhyhowwhatReadpara.1anddiscussthefollowingquestions.Whatdopeoplewanttodowhenlookingupatthestars?Theywanttolearnmoreaboutspace.Whydoscientistsmakevehicles?Tocarrybravepeopleintospacetofindoutthesecretsoftheuniverse.Readpara.2carefullyandfillintheblanks.CountryTimeEventtheUSSRin_______in1961TheSputnik1satellitewassentand_________aroundEarth.____________wentintothespace.in_______in1977NeilArmstrongsteppedontothemoon.America’sNASAspaceagencylaunched__________.America1957orbitedVoyager11969YuriGagarin2.WhatdoestheinternationalSpaceStationdo?.Readpara.3andanswerthequestions.ItorbitsEarthandhasastronautsfromdifferentcountriesonboard,providingacontinuoushumanpresenceinspace.1.Whydidthedesiretoexploretheuniverseneverdie?Thisisbecausepeoplebelieveintheimportanceofcarryingonspaceexploration.Readpara.4andfillintheblanks.TimeEventin______YangLiweiorbitedEarthin____________________.Then..._______________completedasecondmannedorbitandthefirstChinesespacewalk.___________wassenttothemoontostudyitssurface.AfterthatChinasent___________________and__________todockwithit.________ChinahassentChang’e4.2003Shenzhou5spacecraftShenzhou6and7JadeRabbitMorerecentlyTiangong2spacelabTianzhou1VehiclesMissions1.Shenzhou52.Shenzhou63.Shenzhou74.JadeRabbit5.Tiangong26.Tianzhou17.Chang'e4A.Studiedthesurfaceofthemoon.B.Furtheredtheestablishmentofaspacestation.C.Completedasecondmannedorbit.D.Exploredthesurfaceofthefarsideofthemoon.E.Independentlysenthumansintospace.F.CompletedthefirstChinesespacewalk.G.DockedwithTiangong2.MatchtheChinesevehicleswiththeirmissions.ECFABGDAhundredgramsoflunarsoilcollectedbyChina’sChang’e-5lunarlanderin2020madeitspublicdebutattheopeningceremonyintheNationalMuseumofChinainBeijing.ThesampleisdisplayedinsideacontainermadefromartificialcrystalandshapedlikeaChinesebronzewinevessel(容器)fromsome3,000yearsago,measuring38.44centimeters,anodtotheaveragedistancebetweentheEarthandtheMoon,384,400kilometers.Thecontaineris22.89centimetersinwidth,symbolizingthetimeittookforChang’e-5tolandintheMoon,22.89days.Watchavideo.1.Whatistheproperattitudeofscientists?

pessimistic.disappointed.C.puzzled.D.positive.Readpara.5andchoosethecorrectanswer.

Furtherthinking2.Whatgoodqualities(品质)canwelearnfromthescientistsandastronauts/taikonauts?brave(bold)responsibledeterminedselflessdevotedambitious(有雄心的)...

Furtherthinkingdelay3.Whatistheimportanceofcarryingoutspaceexploration?Peoplethinkitisofgreatimportancetocarryoutspaceexploration.Firstly,itcancontributeto(有助于，促进)____________.Moreover,ithelpsto________________,Inaddition,itenablesusto___________________________.

Furtherthinkingdelay3.Whatistheimportanceofcarryingoutspaceexploration?Peoplethinkitisofgreatimportancetocarryoutspaceexploration.Firstly,itcancontributeto(有助于，促进)__________________________.Moreover,ithelpsto________________________________________________________,Inaddition,itenablesusto______________________________________________________________.manynewinventionsgainscarceresources(稀缺资源)fromotherplanetsdiscoverotherplanetsthataresuitabletosupportlifeFindthetimesappearinginthepassageandtheeventshappeningduringthattime.Choosetherighteventtocompletethetimeline.A.

AmericanVoyager1waslaunchedtostudydeepspaceanditstilltransmitsdatatoday.B.YuriGagarinbecamethefirstpersonintheworldtogointospace.C.Chinahasmadeprogress,suchassendinghumansintospaceandvehiclesontothemoonandcompletingtheChinesespacewalk.D.

TheSputnik1satellitelaunchedbytheUSSRsuccessfullyorbitedaroundEarth.E.Europe,theUS,andChinaplantoexploreplanetslikeMarsandJupiter.F.Mostpeoplethoughtitwasimpossibletotravelintospace.G.AmericanastronautNeilArmstrongsteppedontothemoon.FDBGA

CE1234567894Oct.195712Apr.196120July,19695Sep.19772003then(2005&2008)morerecently(2018)afterthat(2016&2017)followedby(2013)Sputnik1YuriGagarinNeilArmstrongVoyager1Shenzhou6&7Tiangong2Tianzhou1Chang'e4Para2&4successfullyorbited...(theUSSR)thefirstperson...(theUSSR)steppedontothemoon(theUS)studied...;transmitsdata(theUS)Shenzhou5Chinabecame...independently...completedasecond..andthefirst...JadeRabbitbeingsenttothemoonto...spacelab;dockwith...senttoexplore...1234567894Oct.195712Apr.196120July,19695Sep.19772003then(2005&2008)morerecently(2018)afterthat(2016&2017)followedby(2013)Sputnik1YuriGagarinNeilArmstrongVoyager1Shenzhou6&7Tiangong2Tianzhou1Chang'e4Para2&4successfullyorbited...(theUSSR)thefirstperson...(theUSSR)steppedontothemoon(theUS)studied...;transmitsdata(theUS)Shenzhou5Chinabecame...independently...completedasecond..andthefirst...JadeRabbitbeingsenttothemoonto...spacelab;dockwith...senttoexplore...Furtherthinking1WhywasspaceexplorationmainlycarriedoutbytheUSSRandtheUSinthe20thcentury?theColdWar;twosuperpowerscompetitionbetweentwosuperpowersChinahasachievedalotinspaceexplorationinthe21stcenturybecausewehavemadegreatdevelopmentsinmanyfields,especiallyinhightechnology.CriticalThinking010203Isitworthwhilefortheastronautstoexplorethespace?Why?Toexplorethe

unknownworld;Toseekoutnewlifeandnewcivilization;TocreatenewtechnologieswhichcouldhavebenefitsforEarth;Togatherknowledgeofthe

universe;TosolvetheproblemofenergyshortagesonEarthIsitworthwhilefortheastronautstoexplorethespace?Why?spaceistoofarawayfromusandourdailylife;spaceexplorationwillwastealotofmoney;shouldfocusontheproblemsonEarth,suchasclimatechange,hungerproblemandpollution.

FurtherThinkingWillweworkaloneortogethertoachieveourdream?Buildahumanco