大学英语阅读理解题及解答Word下载.docx

大学英语阅读理解题及解答Word下载.docx

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Thepositioninwhichthelifepreserverwillsupportapersonwhojumpsorfallsintothewaterismostimportant,asisitstendencytoturnthewearerinthewaterfromaface-downpositiontoanuprightorslightlybackwardposition,withhisfaceclearofthewater,evenwhenthewearerisexhaustedorunconscious.

　　Themethodofadjustmenttothebodyshouldbesimple,andself-evidenttouninitiatedpersonseveninthedarkundertheconfusedconditions,whichfollowadisaster.Thus,thelifebereversiblethatitisnearlyimpossibletogetitonwrong.Catches,straps,andtiesshouldbekepttoaminimum.Inaddition,thelifepreservermustbeadjustabletothewidevarietyofshapesandsizesofwearers,sincethisgreatlyaffectsthepositionoffloatingandtheself-rightingqualities.Asuitablelifealsobecomfortabletowearatalltimes,inandoutofthewater,notsoheavyastoencouragetotakeitoffonshipboardwhiletheshipisindanger,norsoburdensomethatithindersapersoninthewaterwhiletryingtoswim.

　　1.Thepassageismainlyabout____.

　　A）theusesoflifepreservers

　　B）thedesignoflifepreservers

　　C）thematerialsforlifepreservers

　　D）thebuoyancyoflifepreservers

　　2.Accordingtothepassage,alifebefirstofall____.

　　A）adjustableB）comfortableC）self-evidentD）self-righting

　　3.UnitedStatesCoastGuarddoesNOTrequirethelifepreservertobemade____.

　　A）withasfewstringsaspossible

　　B）capableofbeingwornonbothsides

　　C）accordingtoeachwearer'

ssize

　　D）comfortableandlighttowear

　　4.By“theuninitiatedindividual”（Para.1,Line.4）theauthorreferstotheperson____.

　　A）whohasnotbeeninstructedhowtousealifepreserver

　　B）whohasalittleexperienceinusingalifepreserver

　　C）whousesalifepreserverwithoutpermission

　　D）whobecomesnervousbeforeadisaster

　　5.Whatwouldhappenifapersonweresupportedbythelifepreserverinawrongposition?

　　A）Thewaveswouldmovehimbackwards.

　　B）Thewaterwouldchokehim.

　　C）Hewouldimmediatelysinktothebottom.

　　D）Hewouldbeexhaustedorunconscious.

　　第二篇：

　　Thetablebeforewhichwesitmaybe,asthescientistmaintains,composedofdancingatoms,butitdoesnotrevealitselftousasanythingofthekind,anditisnotwithdancingatomsbutasolidandmotionlessobjectthatwelive.Soremoteisthis“real”table——andmostoftheother“realities”withwhichsciencedeals——thatitcannotbediscussedintermswhichhaveanyhumanvalue,andthoughitmayreceiveourpurelyintellectualcredenceitcannotbewovenintothepatternoflifeasitisled,incontradistinctiontolifeasweattemptit.Vibrationsintheether（以太）aresototallyunlikethecolor,purplethatthegulfbetweenthemcannotbebridged,andtheyare,toallintentsandpurposes，notonebuttwoseparatethingsofwhichthesecondandless“real”mustbethemostsignificantforus.Andjustasthesensationwhichhasledustoattributeallobjectiverealitytoanon-existentthingwhichwecalled“purple”ismoreimportantforhumanlifethantheconceptionofvibrationsofacertainfrequency;

sotoothebeliefinGod;

howeverillfounded,hasbeenmoreimportantinthelifeofmanthanthegermtheoryoftruethelattermaybe.

　　Wemay,ifwelike,speakofconsequence,ascertainmysticslovetodo,ofthedifferentlevelsorordersoftruth.WemayadoptwhatisessentiallyaPlatonistic（布拉图式的）trickofthoughtandinsistuponpostulatingtheexistenceofexternalrealitieswhichcorrespondtotheneedsandmodesofhumanfeelingandwhich,sowemayinsist,havetheirbeinginsomepartoftheuniverseunreachablebyscience.Buttodosoistomakeanunwarrantableassumptionandtobeguiltyofthemetaphysicalfallacyoffailingtodistinguishbetweenatruthoffeelingandthatothersortoftruthwhichisdescribedas“truthofcorrespondence”anditisbetterperhaps,atleastforthoseofuswhohavegrownupinthought,tosteerclearofsuchconfusionsandtorestcontentwiththeadmissionthat,thoughtheuniversewithwhichsciencedealsistherealuniverse,yetwedonotandcannoth