Passage1.Itiswellknownthatteenageboystendtodobetter1)maththangirls,thatmalehighschoolstudentsaremorelikelythantheirfemalecounterparts2)advancedmathcourseslikecalculus,thatvirtuallyallthegreatmathematicians3)men.Arewomenbornwith4)mathematicalabilityOrdoessociety'ssexismslowtheirprogressIn1980,twoJohnsHopkinsUniversityresearcherstried5)theeternalnature/nurturedebate.JulianStanleyandCamillaBenbow6)10,000talentedseventhandeighthgradersbetween1972and1979.UsingtheScholasticAptitudeTest,inwhichmathquestionsaremeanttomeasureabilityratherthanknowledge,theydiscovered7)sexdifferences.8)theverbalabilitiesofthemalesandfemales9)differed,twiceasmanyboysasgirlsscoredover500(onascaleof200to800)onmathematicalability;atthe700level,theratiowas14to1.Theconclusion:maleshave10)superiormathematicalreasoningability.BenbowandStanley'sfindings,11)werepublishedin"Science",disturbedsomemenand12)women.NowthereiscomfortforthosepeopleinanewstudyfromtheUniversityofChicagothatsuggestsmath13)not,afterall,anaturalmaledomain.Prof.ZalmanUsiskinstudied1,366tenthgraders.Theywereselectedfromgeometryclassesandtestedontheirabilitytosolvegeometryproofs,asubjectrequiring14)abstractreasoningandspatialability.Theconclusion15)byUsiskin:therearenosexdifferencesinmathability.1.A.atB.toC.ofD .about2.A.intacklingB.tackl ingC.to tackleD.abouttackling3.A.mightbeB.havebeenC.mustbeD.hadbeen4.A.smallerB.lessC .fewer D.notmore5.A.tosettleB.to setC.settlingD.setting6.A.weretestedB. havetested C.weretestingD.hadtested7.A.distinctB.instinctC.remoteD.vague8.A.SinceB.HoweverC.AsD.While9.A.scarcely notB.virtuallyC.largelyD.hardly10.A.superficiallyB.universallyC.inherentlyD.initially11.A.asB. thatC.whichD.all12.A.fewB. notafewC.notfewD.quitefew13.A.beB. wereC.wasD.is14.A.noneofB.neitherofC.eitherD.both15.A.gotB. gainedC.reachedD.accomplished、答案：1.A2.C3 .B4.B5.A6.D7.A8.D9.D10.C11.C12.B13.D14.D15CPassage2Weallknowthatamagiciandoesnotreallydependon"magic"toperformhistricks,butonhisabilitytoactatgreatspeed.16),th...
