2018_2019学年高中英语module5theconquestoftheuniverse课下能力提升二十外研版

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1、课下能力提升(二十)Ⅰ.阅读理解Boredwithyourlife?Dreamingofsomethingdifferent?Ialwayswonderwhatlifewouldbelike400kmabovemyhead.That'swheretheInternationalSpaceStationorbitstheearth,withsixastronautslivingandworkingonboard,formonthsatatime.Howdotheysleep?Theyspendthe

2、nightfloatinginasleepingbaginsideasmallcubicle(小隔间)ontheceiling.AmericanastronautSunitaWilliamsexplains,“It'slikealittlephonebooth,butit'sprettycomfortableanditdoesn'tmatterifIturnoverandsleepupsidedown.Idon'thaveanysensation(感觉)inmyheadthattellsmeI'm

3、upsidedown.”Brushingyourteethinaplacewhereyoucan'thaveataporasinkcanbeachallenge.Canyouimaginethemessthatrunningwaterwouldmakeinzerogravity?CanadianastronautChrisHadfieldusesastrawtoputabigblob(一滴)ofwaterfromasealedbagontoanordinarytoothbrushandaddsal

4、ittletoothpastewhichhehastoswallowwhenhe'sdone.Dailyexerciseisessential.Thelackofgravitymakesbonesmorefragileandmuscleslosestrength—soastronautsareencouragedtoworkoutforatleasttwohoursaday.TheroleofastronautsintheInternationalSpaceStationistoactaslabt

5、echniciansforscientistsbackonearth.SotheyspendtheirtimemaintainingtheirenvironmentandperformingandmonitoringexperimentsinaconfinedspaceaboutthesizeofaBoeing747.Almosteverytaskiscarefullyplannedbymissioncontrol—althoughmostastronautsspendtheirfirstdays

6、losingthingsuntiltheygetusedtostickingeverythingtheyusetothewallswithVelcro,ducttape(强力胶带)orclips(夹子)．Oneoftheirmostvaluedperks(额外待遇)istheviewfrom“theoffice”，dominatedbythatgiganticblueballdownthere,sittinginthedarknessofspace.Wow!Absolutelybreathtaki

7、ng!1．Whentheysleepupsidedown,theastronautswillnotgetdizzybecause________.A．theydon'tfeelitB．theysleepinthedaytimeC．theysleepinspecialsleepingbagsD．theyaretrainedtoadapttotheconditionsofweightlessness解析：选A　细节理解题。根据第二段的“AmericanastronautSunitaWilliamsex

8、plains,‘It'slikealittlephonebooth,butit'sprettycomfortableanditdoesn'tmatterifIturnoverandsleepupsidedown.Idon'thaveanysensation(感觉)inmyheadthattellsmeI'mupsidedown.’”可知，宇航员倒着睡不会晕是因为大脑并没有感知到这种颠倒的行为，故选A。2．Whymayastronautslosethings?A．Becausethe