Unit 4 Reading and Thinking 课件 【备课精研】 高中英语人教版（2019）必修第三册

WELCOMEM3U4SPACEEXPLORATIONElonMusk’sPlantoColonizeMarsBecauseEarth-Marssynchronization(轨道同步)happensroughly________________,thereisanopportunitytoflytoMars.SpaceXplanstosend_______cargoships(货运飞船)toMarsin2022.Ifthatprovessuccessful,in2024,theywanttofly______ships,twoofwhichwouldbecrewed,andtheothertwowillbecargoships.everytwoyearstwofourWithsixships,theywouldhaveplentyofloadedmasstoconstructthepropellantdepot(推进器能源库)，whichwouldconsistoflargearrayof(大批)ofsolarpannels.Thentheyhaveto_________(采矿)and__________(净化)wateranddrawthe________outoftheatmosphere，andthencreateandstoredeepcryo(冷沉淀)CH4andO2.minerefineCO2Thentheywillbuildupthebasewithoneship,thenmultipleships,thenstartbuildingupthecity.WillwegototheMarssomedaybyspacecraft?Whydowehumanswanttoexplorethespace?Tosearchforaliens.Toexploretheunknown.Tofindanewspacetolivein.Tofurtherhumanexploration.Tohelpthedevelopmentofhumankind.

…Space:theFinalFrontier①theborderofacountry②aremoteareaAABBCCDDChoosethecorrectsentence.Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.Theyalsoreallywishtodiscoverotherplanetsthataresuitableenoughtosupportlife.Thefutureofspaceexplorationremainsbright.Aftermanyexperiments,theysucceededinmakingrocketsthatcouldescapeEarth’sgravity.accidentsalsofuturesucceeded escapeEarth’sgravityPara.1Para.2Para.3Para.5Para.1MainideaofeachparagraphPara.2Para.3Para.4Para.5Humanshavealwayshadcuriosityaboutspace.Spacetravelbecamearealityinthe20thcentury.Thoughspacetravelinvolvesgreatrisks,explorationcontinues.Chinahasmadegreatprogressinspaceexploration.Thefutureofspaceexplorationlooksbright.Aftermanyexperiments

thisBeforethemid-20thcentury▶impossible▶bedeterminedtohelphumans▶succeeded

(rockets)▶Sputnik

1

satellite1957Afterwards▶YuriGagarinfromUSSR(the1stpersontogointospace)Overeightyearslater▶NeilArmstrongfromAmericasteppedontothemoonFollowing▶manymoregoals▶Voyager1stilltransmitsdatatodayPara.212April1961April12th

InternationalDayforMannedSpaceFlight(WorldSpaceDay)That’sonesmallstepfor[a]man,onegiantleapformankind.----NeilArmstrongApollo11MoonLandingAlthoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.AlltheastronautsontheUSSR’sSoyuz11andAmerica’sChallengerdiedduringtheirmissions.Thesedisastersmadeeveryonesadanddisappointed,butthedesiretoexploretheuniverseneverdied.Thisisbecausepeoplebelieveintheimportanceofcarryingonspaceexplorationdespitethehugerisks.AnexampleofthisongoingworkistheInternationalSpaceStation.ItorbitsEarthandhasastronautsfromdifferentcountriesonboard,providingacontinuoushumanpresenceinspace.

Althoughscientiststrytomakesurenothinggoeswrong,accidentscanstillhappen.AlltheastronautsontheUSSR’sSoyuz11andAmerica’sChallengerdiedduringtheirmissions.Para.3?peoplebelieveintheimportanceofcarryingonspaceexplorationInternationalSpaceStationItorbitsEarthandhasastronautsfromdifferentcountriesonboard?Thereisnoborderbetweendifferentcountries.Allcountriesworkasone!USSR’sSoyuz11America’sChallengerThink&ShareIfyouarephysicallyqualified,wouldyouliketobeanastronauttoexplorethespace?WhileSpaceexplorationposesgreatrisk,itcanbroadenourhorizon,bringbenefitstothewholehumankindandprovethepowerandstrengthofourcountrytothewholeworld.Itissuchanhonortoputourcountry’sFiveStarredRedFlagontothelandofotherplanets!BriefhistoryChinabecamethe3rdcountrytoindependentlysendhumansintospace.2003Shenzhou6&7completeda2ndmannedorbit

andthe1stChinesespacewalk,followedbyJadeRabbitbeingsenttothemoon.GreatprogressTiangong2spacelabandTianzhou1waslaunchedintospace.Onestepfurthertobuildaspacestationinthefuture.Chang’e4wassenttothemoontomakemeasurementsandobservations.Para.4200520162018Chinahasmadegreatprogressinsuchashorttime!杨利伟YangLiwei费俊龙FeiJunlong聂海胜NieHaisheng张晓光ZhangXiaoguang王亚平WangYaping景海鹏JingHaipeng翟志刚ZhaiZhigang刘伯明LiuBoming刘洋LiuYang刘旺LiuWang陈冬ChenDongTobecontinuedOn23July,2020,theTianwen-1satellite

wasl_________byCNSA(ChinaNationalSpaceAdministration)andaftermonthsintoo______

aroundMars,itreleasedtheZhurongrover(祝融号火星车)foralandingontheredplaneton15th

Maythisyear.Thisisabigl_____forChina,becausethisisChina’sfirstmissiontoMars,whichs_________thatChinaisthethirdnation—afterRussiaandtheUnitedStates—tohavelandedaspacecraftontheplanet.aunchedrbiteapymbolizesSpace:theFinalFrontierWhatdoesthetitlemeantoyou?Languagepoints1.gowrong2.remainbright3.succeedindoing4.findoutthesecrets5.beforethemid-20thcentury6.animpossibledream7.achievegoals8.transmitdata9.Thedesiretodosthneverdies.10.inspace11.makegreatprogress12.asecondmannedorbit13.establishaspacestation14.makemeasurementsandobservations15.despitethedifficulties16.enablesbtodo1.出错2.仍然是光明的3.成功做...4.找出秘密5.20世纪中叶之前6.一个无法实现的梦7.实现目标8.传输数据9....的愿望永不磨灭。10.在太空中11.取得很大进步12.又一次载人环绕地球飞行13.建设空间站14.进行测量和观察15.尽管困难重重16.使某人能够点击添加文本点击添加文本点击添加文本点击添加文本1.Lookingupatthestars,peoplehavealwayswantedtolearnmoreaboutspace,andscientistsworkhardtofindanswers.(P40)Languagepoints:Importantsentences仰望星空，人们一直想要更加深刻地了解太空，科学家们也正在努力寻找答案。Whenpeoplelookupatthestars,...八年后，美国宇航员尼尔·阿姆斯特朗于1969年7月20日踏上月球，说出了那句名言:“对一个人来说，这是一小步；对人类来说，这是一大步。”点击添加文本点击添加文本点击添加文本点击添加文本2.Overeightyearslater,on20July1969,AmericanastronautNeilArmstrongsteppedontothemoon,

famously

saying“That’sonesmallstepfor[a]man,onegiantleapformankind.”(P40)whofamouslysaidthat它(国际空间站)环绕地球运行，其宇航员来自不同国家，空间站使得人类能够持续在太空中开展工作。点击添加文本点击添加文本点击添加文本点击添加文本3.It