Unit+6+Understanding+ideas+课件【高效备课精析 + 知识精讲提升】 高中英语外研版（2019）选择性必修第四册

新外研社高中英语选择性必修四Unit6Spaceandbeynd

UnderstandingIdeasUnit6Spaceandbeyond——UnderstandingideasTeachingobjectivesObtainthemaininformationoftheprocessoftheChallenger’scrash;Understandthesignificanceofthecrashtothehistoryofhumanspaceflight;Appreciatehumans’braveandcourageousspiritsintheprocessofspaceexploration.

“That’sonesmallstepforman,onegiantleapformankind”.---NeilArmstrong1ThefirstsatellitewaslaunchedbytheUSSRin___.A1945B1962C19572Thefirstpersoninspacewas___________.ARobertCrippen

BYuriGagarinCNeilArmstrong3Thefirstpersontowalkinspacewas_________.AAlexeiLeonovBWilliamMcCoolCYangLiwei4ThefirstspacestationwasSylyut,whichwaslaunchedby______.AtheUSABtheUSSRCtheEuropeanSpaceAgency5Thefirstspacecrafttoleavethesolarsystemwas________.AVostok1BDiscoveryCVoyager1Doyouknowthesespaceexploration“Firsts”?Lead-inLookatthetitleofthepassageandthepicture.Predictwhatthepassageisabout.Nowreadthepassageandcheckyourprediction.ThecallofChallengerPredictingWhile-readingLookandpredictwhatthepassageisabout.Readandcheckyouranswer.

Task1Choosetheideasmentionedinthepassageandfindtheevidence.1Peoplethoughtspacetravelwasnolongerdangerous.2Christawouldhaveinspiredlotsofpeopleifshehadn’t

lostherlifeonboardtheChallenger.3Peopleweredeterminedtocontinuewiththespace

programmeafterthedisaster.4Thedisasterprovedweshoulduserobotstoexplore

spaceinsteadofpeople.5Theshuttlewasnotreliableandshouldnothavebeen

used.

√√√ThecalloftheChallengerTask2Para.1:thefirstMoonlandingPara.2:spacetravelbecame____________tothepublicPara.3:theChallengerdisasterPara.4:onestudent’smemoryofthedisasterPara.6:the___________ofthedisasterunexceptionalsignificancePara.5:spaceshuttle_______afterthedisasterflightsTask3SPACESHUTTLECHALLENGERDISASTERTime:_______________________Place:SpaceCentreinFlorida,USACrew:______________,includingateacherOrganiseinformationfromthepassageandcompletethefactfile.ItwasspecialbecauseChristaMcAuliffeaged37,anordinaryteacherandmother,wasabouttobecomethefirstcivilianinspace.WhatwasspecialabouttheChallengerlaunch?28January19867astronautsSheplannedtogivetwo15-minutelessonsfromorbit:thefirsttodemonstratethecontrolsofthespacecraftandexplainhowgravityworked,andthesecondtodescribetheobjectivesoftheChallengerprogramme.Whatwastheteacher’smissiononboardtheChallenger?Spaceshuttleflightsweresuspendedfornearlythreeyearswhilethecauseofthedisasterwasinvestigated,andsomeoftheshuttle’scomponentswereredesigned.Whatwasdoneinthethreeyearsfollowingthedisaster?DiscoveryfollowedtheChallenger,andwaslaunchedon29September1988.WhichshuttlefollowedtheChallenger,andwhenwasitlaunched?Whatwerepeople’sfeelingswhenpeoplewatchedthatfirstlunarlanding?

happyB.nervousamazedD.proudTask4Whatdidn’thappenafterthedisaster?

People’sattitudetospacetravelchanged.Spaceshuttleflightweresuspendedforover30years.PeoplesucceededinlaunchingDiscovery.Thedisasterinspirespeopletocontinuespaceexploration.Read＆chooseAfter-readingThinkandshare:Whatwerepeople’sfeelingsbeforeandaftertheChallengerdisaster?Doyouknowofanyotherdisastersthathaveoccurredwhileexploringspace?Whydoyouthinkpeoplecontinuetoexplorespacedespitetherisks?Wouldyouliketogointospace?Why?BeforetheChallengerdisaster,peoplefeltoptimisticandwereveryexcitedtowatchthetake-offonTV.Theybecameshockedandscaredafterthedisaster.1.Millionswatchedthatfirstlunarlandingonblackandwhitetelevisionsets，theirheartsintheirmouths，awareofhowarduousandhazardousanundertakingitwas，andofthemanythingsthatcouldgowrong.翻译：数以百万计的人在黑白电视机上观看了第一次登月，他们的心提到了嗓子眼儿，意识到这是一项多么艰巨和危险的任务，也意识到许多可能会出错的事情。分析：本句的主干部分是Millionswatchedthatfirstlunarlandingonblackandwhitetelevisionsets，theirheartsintheirmouths是独立主格结构，awareofhowarduousandhazardousanundertakingitwas，andofthemanythingsthatcouldgowrong这部分是形容词短语作状语，来说明主语的状态。and是表示并列关系，而且后面省略了形容词aware。思考：如果用来修饰句子的谓语动词或整个句子，则应用副词作状语。2.WithArmstrong'snowfamouswords“That'sonesmallstepforman，onegiantleapformankind”，whathadoncebeenconsideredimpossiblehadnowbeenachieved.翻译：随着阿姆斯特朗那句至今仍然著名的话“这是个人的一小步，却是人类的一大步”，曾经被认为不可能的事情现在已经做到了。分析：what双重身份，引导主语从句，并在主语从句中做consider的宾语。思考：能否脱口而出一个例句？Afterwhatseemedaverylongtime，Iopenedmyeyesandfoundmyselfinbed.Para.2SpacetravelfollowingtheMoonlandings3.FollowingtheMoonlandings,spacetravelrapidlybecameunexceptionaltothepublic,asinnovationssucceededeachother.Bytheearly1980s,thegreatrocketspreviouslyusedintheAmericanspaceprogrammehadbeenreplacedbythespaceshuttle.翻译：登月后，随着新事物接连出现，宇宙航行迅速成为公众眼中的寻常之事。20世纪80年代早期，美国太空计划中使用的大型火箭已经被航天飞机所代替。分析：following现在分词作状语，属于非谓语的一种。思考非谓语动词的解题思路：一是判断考点：找到句子的谓语动词，另外句中没有出现连词，再出现一个动词必然是非谓语动词；二是分析非谓语动词和其逻辑主语的关系：如果是主动就用v-ing；被动则用v-ed；表将来或目的就用todo不定式；三是判断非谓语动词和谓语动词之间的关系：非谓语动词发生在主句谓语动词之前则用havingdone或者havingbeendonePara.2WhatwasspecialabouttheChallengerlaunch?

ItwasspecialbecauseChristaMcAuliffeaged37,anordinaryteacherandmother,wasabouttobecomethefirstcivilianinspace.4.Christahopedtocommunicateasenseofexcitementandrekindleinterestinthespaceprogramme.翻译：克丽斯塔希望借此传达她的激动之情.重新燃起人们对太空计划的兴趣。分析：communicate熟词生义：v．(与某人)交流(信息或消息、意见等)；传达，传递(想法、感情、思想等)5.Theworldwentintoshock,mostpeoplehavingassumedthatthisspaceflightwouldbenomoredangerousthantravellinginanaeroplane.Howwrongtheyhavebeen!翻译：全世界都震惊了，大多数人本以为这次太空航行不会比乘飞机旅行更加危险。但是所有人都大错特错了。分析：mostpeople……在句中是独立主格结构。思考：no＋比较级＋than和not+比较级+than分别是什么含义，在文章中出现是否能精准翻译。no＋比较级＋than两者都不……not+比较级+than不比……怎么样Para.3&4SpaceShuttleChallengerDISASTER

“Icanrememberthatdaysoclearly,watchingthetake-offonTVatschool,”saidonestudent.“TherewasanordinaryteacherontheChallenger,andwewereallveryexcited.Wedidn`thavemuchpatiencewaitingforthelaunch.Wehadseenthesmilingfacesoftheastronautswavingtotheworldastheysteppedintotheshuttle.Then,littlemorethanaminuteaftertake-off,wesawastrangeredandorangelightinthesky,followedbyacloudofwhitesmoke.TheChallengerhadexplodedinmid-airandweallstartedscreaming.”Para.5Whatwasdoneinthethreeyearsfollowingthedisaster?6.FollowingtheshockoftheChallengerdisaster，spaceshuttleflightsweresuspendedfornearlythreeyearswhilethecauseofthedisasterwasinvestigated，andsomeoftheshuttle’scomponentswereredesigned.翻译：“挑战者”号令人震惊的灾难发生后，航天飞机航行终止了三年时间，同时调查事故原因，重新设计飞行器的部分零件。分析：following在句中是现在分词作状语。While译为:在……期间。思考：while单词的用法：并列连词，译为“然而”，表示前后对比；从属连词，译为“当…的时候，在……期间”，引导时间状语从句，通常加延续性动词；从属连词，译为“趁着”，引导时间状语从句，常用语谚语：Striketheironwhileitishot.(趁热打铁)从句连词，译为“尽管”，引导让步状语从句，相当于although；7.Ithasnowbeenover30yearssincethelossofChallengerandalthoughthelivesofitscrewwerecuttragicallyshort,theytaketheirplacealongsidetheotherheroesofspaceexploration,suchasGagarin,Tereshkova,ArmstrongandYangLiwei.翻译：“挑战者”号失事至今已经过去30多年了,虽然机组人员不幸结束了短暂的生命,但他们与卡加林、捷列什科娃、阿姆斯