2022届新教材高考英语一轮复习选择性必修第四册Unit6Spaceandbeyond课件外研版.ppt

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1、Unit6Spaceandbeyond主题:人与自然　子话题:宇宙奥秘探索　对应教材:必修第三册Unit5Whatanadventure;选择性必修第三册Unit4Aglimpseofthefuture;选择性必修第四册Unit5Intotheunknown;Unit6SpaceandbeyondStep1诵读经典·渗透文化意识Ⅰ.细品味经典文章WorkinginspaceBoredwithyourlife?Dreamingofsomethingdifferent?WhenIfeellikethatIlookupandwonderwhatlifewouldbelike400kmabovemyh

2、ead.That’swheretheInternationalSpaceStationorbitstheEarth,withsixastronautslivingandworkingonboard,formonthsatatime.Howdotheysleep?Theyspendthenightfloatinginasleepingbaginsideasmallcubicleontheceiling.AmericanastronautSunitaWilliamsexplains:“It’slikealittlephoneboothbutit’sprettycomfyanditdoesn’tma

3、tterifIturnoverandsleepupsidedown.Idon’thaveanysensationinmyheadthattellsmeI’mupsidedown.”Brushingyourteethinaplacewhereyoucan’thaveataporasinkcanbeachallenge.Canyouimaginethemessthatrunningwaterwouldmakeinzerogravity?CanadianastronautChrisHadfieldusesastrawtoputabigblobofwaterfromasealedbagontoanor

4、dinarytoothbrushandaddsalittletoothpastewhichhehastoswallowwhenhe’sdone.Dailyexerciseisessential.Thelackofgravitymakesbonesmorebrittleandmuscleslosestrengthsoastronautsareencouragedtoworkoutforatleasttwohoursaday.TheroleofastronautsintheInternationalSpaceStationistoactaslabtechniciansforscientistsba

5、ckonEarth.SotheyspendtheirtimemaintainingtheirenvironmentandperformingandmonitoringexperimentsinaconfinedspaceaboutthesizeofaBoeing747.Oneoftheirmostvaluedperks(待遇)istheviewfrom“theoffice”,dominatedbythatgiganticblueballdownthere,sittinginthedarknessofspace.Wow!Absolutelybreathtaking!Ⅱ.按要求完成任务1.写出与本

6、单元有关的话题词汇。_____________________________________________________________________________________TheInternationalSpaceStation,orbit,astronaut,gravity,monitor,giganticblueball,dominate...2.写一写你认为优美的句式。______________________________________________________________________________________________________

7、_________________________________________________________________________________________________________________________________________________①That’swheretheInternationalSpaceStationorbitstheEarth,