Unit 4 Reading and Thinking 課件 【備課精研】 高中英語人教版（2019）必修第三冊

WELCOMEM3U4SPACEEXPLORATIONElonMusk’sPlantoColonizeMarsBecauseEarth-Marssynchronization(軌道同步)happensroughly________________,thereisanopportunitytoflytoMars.SpaceXplanstosend_______cargoships(貨運飛船)toMarsin2022.Ifthatprovessuccessful,in2024,theywanttofly______ships,twoofwhichwouldbecrewed,andtheothertwowillbecargoships.everytwoyearstwofourWithsixships,theywouldhaveplentyofloadedmasstoconstructthepropellantdepot(推進器能源庫)，whichwouldconsistoflargearrayof(大批)ofsolarpannels.Thentheyhaveto_________(采礦)and__________(凈化)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!楊利偉YangLiwei費俊龍FeiJunlong聶海勝NieHaisheng張曉光ZhangXiaoguang王亞平WangYaping景海鵬JingHaipeng翟志剛ZhaiZhigang劉伯明LiuBoming劉洋LiuYang劉旺LiuWang陳冬ChenDongTobecontinuedOn23July,2020,theTianwen-1satellite

wasl_________byCNSA(ChinaNationalSpaceAdministration)andaftermonthsintoo______

aroundMars,itreleasedtheZhurongrover(祝融號火星車)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.出錯2.仍然是光明的3.成功做...4.找出秘密5.20世紀中葉之前6.一個無法實現(xiàn)的夢7.實現(xiàn)目標8.傳輸數(shù)據(jù)9....的愿望永不磨滅。10.在太空中11.取得很大進步12.又一次載人環(huán)繞地球飛行13.建設空間站14.進行測量和觀察15.盡管困難重重16.使某人能夠點擊添加文本點擊添加文本點擊添加文本點擊添加文本1.Lookingupatthestars,peoplehavealwayswantedtolearnmoreaboutspace,andscientistsworkhardtofindanswers.(P40)Languagepoints:Importantsentences仰望星空，人們一直想要更加深刻地了解太空，科學家們也正在努力尋找答案。Whenpeoplelookupatthestars,...八年后，美國宇航員尼爾·阿姆斯特朗于1969年7月20日踏上月球，說出了那句名言:“對一個人來說，這是一小步；對人類來說，這是一大步?！秉c擊添加文本點擊添加文本點擊添加文本點擊添加文本2.Overeightyearslater,on20July1969,AmericanastronautNeilArmstrongsteppedontothemoon,

famously

saying“That’sonesmallstepfor[a]man,onegiantleapformankind.”(P40)whofamouslysaidthat它(國際空間站)環(huán)繞地球運行，其宇航員來自不同國家，空間站使得人類能夠持續(xù)在太空中開展工作。點擊添加文本點擊添加文本點擊添加文本點擊添加文本3.It