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2020-2021学年南宁市第三十七中学高三英语下学期期中考试试题及参考答案

时间：2023-01-19 19:41:54 下载该word文档

2020-2021学年南宁市第三十七中学高三英语下学期期中考试试题及参考答案
第一部分阅读（共两节，满分40分）
第一节（共15小题；每小题2分，满分30分）
阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项
A
Boredwithyourlife?Dreamingofsomethingdifferent?Ialwayswonderwhatlifewouldbelike400kmabovemyhead.That'swheretheInternationalSpaceStationorbitstheearth,withsixastronautslivingandworkingonboard,formonthsatatime.
Howdotheysleep?Theyspendthenightfloatinginasleepingbaginsideasmallcubicle(小隔间ontheceiling.AmericanastronautSunitaWilliamsexplains,“It'slikealittlephonebooth,butit'sprettycomfortableanditdoesn'tmatterifIturnoverandsleepupsidedown.Idon'thaveanysensation(感觉inmyheadthattellsmeI'mupsidedown.”
Brushingyourteethinaplacewhereyoucan'thaveataporasinkcanbeachallenge.Canyouimaginethemessthatrunningwaterwouldmakeinzerogravity?CanadianastronautChrisHadfieldusesastrawtoputabigblobofwaterfromasealedbagontoanordinarytoothbrushandaddsalittletoothpastewhichhehastoswallowwhenhe'sdone.
Dailyexerciseisessential.Thelackofgravitymakesbonesmorefragileandmuscleslosestrength—soastronautsareencouragedtoworkoutforatleasttwohoursaday.
TheroleofastronautsintheInternationalSpaceStationistoactaslabtechniciansforscientistsbackonearth.SotheyspendtheirtimemaintainingtheirenvironmentandperformingandmonitoringexperimentsinaconfinedspaceaboutthesizeofaBoeing747.Almosteverytaskiscarefullyplannedbymissioncontrol—althoughmostastronautsspendtheirfirstdayslosingthingsuntiltheygetusedtostickingeverythingtheyusetothewallswithVelcro,ducttape(强力胶带orclips(夹子．
Oneoftheirmostvaluedperks(额外待遇istheviewfrom“theoffice”,dominatedbythatgiganticblueballdownthere,sittinginthedarknessofspace.Wow!Absolutelybreathtaking!1.Whentheysleepupsidedown,theastronautswillnotgetdizzybecause________.A.theydon'tfeelitB.theysleepinthedaytimeC.theysleepinspecialsleepingbags

D.theyaretrainedtoadapttotheconditionsofweightlessness2.Whatpartsbecomeweakifastronautsdon'texercise?A.Theirteethandbones.B.Theirbrainsandbones.C.Theirbonesandmuscles.D.Theirteethandmuscles.
3.Whatisthepassagemainlyabout?A.TheProblemsWeMetinSpace.B.LivingandWorkinginSpace.C.HowtoBecomeanAstronaut.D.TheInternationalSpaceStation.
B
AccordingtoasurveypublishedbytheAmericanInstitutesforResearchlastyear,atotalof57collegeswereoperatingsomeformofCBEprogramsandabout85percentofallthehighereducationofficialssaidtheywereeitherdesigningaCBEprogramattheirschoolorwereconsideringdoingso.
StudentsinaCBEprogramchooseacentralfieldofstudy,justastheywouldatatraditionalcollegeoruniversity.Yetinsteadofattendingaseriesofclassesledbyprofessorsorteachingassistantsatschools,thestudentsstudyonlineanddirectthemselves.
CBEprogramsrequirestudentstoshowtheirunderstandingofagivensetofsillsStudentsmustprovetheirmasteryofskillsthatrelatetotheirfieldofchoicebytakingrelatedexams.Oncetheyhavemetalltherequirementsoftheirstudyprograms,thestudentswillgettheirdegrees.
CBEprogramshavemadeuseofmanynewtechnologies,especiallyinternetandonlinemedia.Thishelpsreducebarriersfornontraditionalandotherstudentsbybringinghighereducationtothem.Andprogramsthatpermitstudentstoworkattheirownspeedmaysavestudents'moneybyreducingthetimeittakesforthemtoearnadegree.
ButsomeeducatorshaveconcernsaboutthevalueoftheeducationthatCBEprogramsoffer.JohannNeematWesternWashingtonUniversityarguesthatthepurposeofhighereducationisnotsimplytohelpstudentsmastercertainskills.Itshouldteachstudentshowtothinkcritically(批判性地understandthesubjectstheyarestudyingmoredeeplyandseehowtheyareconnectedtoothersubjects.Onlythatwaycantheyputtheknowledgetobetteruse.

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