课下天天练(二十七)阅读语言运用组合练姓名________班级________考号________时间：40分钟Ⅰ.阅读理解A[2022·贵阳四校高三联考二]NASAastronautBruceMcCandlessⅡhasdied.Youmaynotknowhisname,butyou'veprobablyseenhiminoneofthemostfamouspicturesevertakeninspace.In1984,McCandlesscarriedajetpoweredbackpackandflewawayfromtheshuttle,byhimself,untethered(不被绳索捆束的),withtheEarthasabackground.Itwasthefirsttimethatanastronauthadeverfloatedfreelyinspace,andMcCandlesshelpeddevelopthetechnology.BruceMcCandlesshadbeenanastronautforalongtimebeforehefirstflewinspaceaboardtheshuttle.HewasoneoftheoneswhocommunicatedwiththecrewofApollo11.Whilehewaswaitinghisturntoflyinspace,hehelpeddesignwhatbecametobeknownastheMannedManeuveringUnit—abackpackpropulsiondevicethatgaveastronautsmobilityforextravehicular(舱外的)activitiesoutsidetheshuttle.McCandlessfirstwenttospacein1984aboardtheshuttleChallengerandtookthesejetpoweredbackpacksalong.Duringthemission,McCandlessclimbedintothe300poundcontraption(奇特的装置)andslowlyeasedoutoftheshuttle'scargobayascontrollerslookedon.ItwasfrighteningseeingMcCandlessoutinspacebyhimself.RelativetotheEarth,hewasflyingatalmost18，000milesperhour.Butrelativetotheshuttle,hewasmovingatonefootpersecond.Hesaidhewasn'tnervous.Hefounditeasy.Hehadtrainedforthatmomentforyears,readyforanything.Bytheendofthatspacewalk,hehadmovedlittlemorethan300feetawayfromtheshuttlewhenthefamouspicturewastaken.McCandlesssaidhewasmostproudthatchildrencameuptohimlaterinlifetosaythey'dseenthepicture.Hehopeditwouldinspirethenextgenerationofexplorers.BruceMcCandlessshowedtheway.Hefinishedsecondinhisclassof899attheU．S.NavalAcademyandusedhisengineeringskillstomakespaceflightsafer.Heoncesaidthefirstuntetheredspacewalkwasamixofpersonalexcitementandprofessionalpride.1．WhatcanwelearnaboutMcCandless?A．Hewasthefirstmantoflyoutofthespacecraft.B．Hisspacewalkwasnotattachedtotheshuttle.C．Hisnamewasfamiliartothepublic.D.Hewasfondoftakingphotos.2．WhatdidMcCandlessdobeforehisspacetravel?A．Heinventedthesh...
