2023学年完整公开课版BOOK2-Unit1Culturalrelics省赛一等奖

Apollo13Beforeyoustart(1-2)1．Wouldyouliketotravelinspace?Why?2．Whatdoyouknowaboutspaceexploration?Whichplanetshavebeenexplored?Reading(1)TheApollo13missionDuringthe1950sand1960s，spacetraveldevelopedquickly.TheSoviet．UnionandtheUSAbecameinvolvedinaracetoseewhichcountrycouldmakethemostspectacularachievements．Bytheendofthe1960s，theUSspaceprogrammewasgoingwell．OnJuly20，1969，NeilArmstrongbecamethefirsthumantostepontothesurfaceofthemoon，aspartoftheApollo11mission．“That’sonesmallstepforman，”hesaid，asheputhisfootontheSeaofTranquillity,“onegiantleapformankind”．Laterthatyear，Apollo12carriedoutasuccessfulmissiontotheOceanofStorms,collectingvaluablerocksamplesandconductingvariousscientificexperiments．Thenextmission，Apollo13，wasintendedtolandinadifferentpartofthemoon．ItwasplannedthattheastronautswouldlandinFraMauroHills．Themissiondidnotbeginsmoothly.Oneoftheoriginalastronauts，KenMattingly，wasexposedtoGermanmeaslesandwasreplacedontheteambyJackSwigert．ThecommanderofApollo13wasJimLovellandthethirdteammemberwasFredHaise．ThespaceshipwaslaunchedonApril11，1970．Twodayslater,thecrewgaveatelevisionbroadcasttoEarth,tellingviewersaboutweightlessness．Soonafterthebroadcastwasover，therewasanexplosion．Somethingterriblehadhappened．LookingoutoftheWindow．thecrewsawthatoneofthethreeoxygentankshadexploded．causinganothertanktofailaswell．Suddenlythecrewlostitsmainsuppliesoffuel，electricity，lightandwater．Theywere300．000kilometresfromEarth．“Wehavehadaproblem，”theyradioedtoMissionControlinHouston，Texas．(285words／_________minutes)Vocabularyexploration／n探险(cf:explorev)theSovietUnion苏联involved(in)／adj有关的；参与的；牵扯在内的surface／n表面，表层mission／n任务，使命giant／adj巨大的leap／n跳，跃sample／n样品，标本astronaut／n宇航员，航天员exposed／adj暴露的；易受攻击的，易受感染的Germanmeasle风疹launch／v发射……上天weightlessness／n失重状态explosion／n爆炸(声)(cf:explodev)supply／n供应，补给tank／n箱，槽，罐Notes1．Apollo13：A1ltheUSspaceshipsintheprogrammewerecalledApollo，aftertheAncientGreekgodoflightandmusic．2．TheSeaofTranquillity(静海)isnotreallyaseaItSaflatareaofthemoon．3．TheOceanofStorms(风暴洋)isanotherareaofthemoon．Itisquiteflatand，aswiththeSeaofTranquillity,thereisnowatereventhoughitiscalledan“ocean”．4．MissionControl，(控制中心)fnHouston，Texaswastheplacewherescientistsandengineersmanagedthespaceship’sjourney．Theyhadaradioandtelevisionlinktotheastronauts．Exercise11．WhyweretheAmericanshappywiththeirspaceprogrammeattheendofthe1960s?2．WhatwasApollo13goingtodoonthemoonthatwasdifferentfromApollo11?3．WhatproblemdidtheApollo13missionhavebeforethespaceshipwaslaunched?4．Whowastheleaderofthecrew?5．Whatwerethecrewdoingjustbeforetheexplosion?6．Whathadexploded?7．Whatproblemsdidthecrewhavebecauseoftheexplosion?8．HowfarhadtheytravelledfromEarthwhentheexplosionhappened?Reading(2)SavingApollo13ThecrewofApollo13hadtoactquickly。Landingonthemoonwasimpossible．TheirjobwastoreturnsafelytoEarth．ThedamagetotheServiceModule，whichwasthemainpartofthespaceship，meantthattheCommandModulecouldnotbeused．ThecrewhadtomoveintotheLunarModule，thetinyspacecraftthatwasdesignedtolandonthemoon．ItwasveryUncomfortableintheLunarModule.Itwasverycold，andtherewaslittlewatertodrink，butherethecrewhadenoughoxygentosurvive．Theylivedthereforfourdays．ThecrewusedthesmallenginesintheLunarModuletopowerthespaceshiptowardsthemoon．There，themoon'sgravitypulledthespaceshiparoundthebackofthemoonandsentitbacktowardsEarth．Thecrewcarefullysteeredthespaceshipalongthequickestroutehome，usingthesunandEarthtoguidethem．Astheypreparedtore—enterthefieryEarth’satmosphere，thecrewmovedintotheCommandModule．asithadaheatshieldforprotection．TheyhadtoreleasetheLunarModule，whichhadsavedtheirlives．OnApril17，Apollo13splasheddownsafelyinthePacificOcean．(208words／______minutes)Vocabularysteer／v驾驶fiery／adj含火的，燃烧着的atmosphere／n大气层heatshield隔热屏splashdown溅落Exercise2Choosethebestanswer．1．Aftertheexplosion,thecrew…AreturnedtoEarthimmediately．Blandedonthemoon．Cwentaroundthemoon．Dsteeredtowardsthesun．2．Tosurvive,thecrew…Adrankplentyofwater．Bturnedoffnon—essentialelectricalsystems．Cusedextraoxygen．Dusedthesun’sheattokeepwarm．3．Aftertheexplosionthecrewspentmostoftheirtime…AintheLunarModule．BintheCommandModule．CintheServiceModule．Doutsidethespaceship．4．Thecrewguidedthespaceship．．．Abylookingatthemoonandtheearth．Bbylookingatthesunandthemoon．Cbylookingatthesunandtheearth．Dby100kin2atthestarsandthemoon．5．Theheatshieldwasnecessarybecause…AitprotectedthecrewfromthePacificOcean．Bitprovidedextraoxygen．Citkeptthecrewwarm．Ditprotectedthecrewfromtheheatofre—entry．Exercise3CompletethedetailsoftheApollo13mission．Apollo