大学英语四级分类模拟题515

大学英语四级分类模拟题515PartⅠReadingComprehensionPassageOneABuffalocharterschool,runbyafor-profitcompany,received$7.2millionintaxpayermoneylastyeartoeducateabout500elementaryandmiddleschoolstudents.Butattheendoftheyear,theaudititsubmittedtothestatelisteditsexpensesonlyinbroadbrushstrokes,including$1.3millioninrentforabuildingthecompanyowned,$976,000forexecutiveadministrationand$361,000inprofessionalfees.OfficialsfromtheNewYorkStateteachers'union,testifyingatacrowdedStateSenatehearing,raisedthecaseoftheschool,BuffaloUnited,asanexampleofwhatitsaidwaswrongwiththeoversightofcharterschoolsthroughoutthestate.Theunionsaidthecasesupporteditsviewthatnonewcharterschoolsshouldbeauthorisedunlessoversightisstrengthened.Howmuchisprofit?askedAndrewPallotta,theexecutivevicepresidentofNewYorkStateUnitedTeachers.Thereistrulytoomuchwedon'tknowandcan'tknow.Theunion'sconcernsfellonmostlyfriendlyearsattheall-dayhearing,whichhadbeencalledbySenatorBillPerkinsofHarlem,anoutspokencriticofthecharterschoolmovement.Teachers'unionshavegenerallyopposedcharterschools,whichtendnottobeunionised.OnThursday,thestateunionlistedallegationsagainstcharterschoolsthatincludedconflictofinterestandoutrighttheft.BrooklynCharterSchoolinBedford-Stuyvesant,itsaid,hadacquired,asasubsidiary,abridalshoplinkedtothepresidentoftheschool'sboard.Astatecomptroller'sauditofasecondBuffalocharterschool,WesternNewYorkMaritime,foundthatbig-screentelevisionsandcomputerequipmenthadbeensenttothepersonaladdressesofemployees,theunionsaid.ThecorruptionandthepoliticisationaretheAchilles'heelofthemovement,MrPerkinssaid.Officialsresponsibleforauthorisingandoverseeingcharterschoolssaidtherewasroomformoreaccountabilityandtransparencyfromcharterschools,buttheysaidthatthecontrolswerealreadyrobust.Itisgoodthatthebadactorshavecometolight,saidJohnB.KingJr,theseniordeputycommissionerofthestateEducationDepartment.Iactuallythinkthatthereisalotofcommongroundhere,andifwecreatetherightconversation,thereisroomtobothimprovechartersandincreasethenumber.1、Whatcanwelearnfromthefirstparagraph?A．Mostcharterschoolsarerunbyfor-profitcompanies.B．ABuffalocharterschoolseemedtohaveover-spentlastyear.C．Charterschoolsshouldbemonitoredovereducationquality.D．Theexpense-listofacharterschoolwasnottransparent.2、WhatdoesNewYorkStateteachers'unionthinkofcharterschools?A．Theycanregulatethemselveswellwithoutoutsideintervention.B．Theyshouldsubjectthemselvestoteachers'union'ssupervision.C．Theyshouldbecanceledandnonewonesshouldbeauthorised.D．Theyshouldgetmorestrictsupervisionbeforenewones'beingsetup.3、ThetermAchilles'heelinthefifthparagraphcanbereplacedby______.A．vulnerablespotB．characteristicC．inevitableproblemD．peak4、Whatissaidaboutofficialsresponsibleforauthorisingandoverseeingcharterschools?A．Theyweredeterminedtosupervisecharterschoolsstrictly.B．Theirbehaviouroncharterschoolsconfirmedtotheirwords.C．Theythoughttheyhadputagoodcontroloncharterschools.D．Theirsupervisiononcharterschoolswastransparentenough.5、WhatisJohnB.KingJr'sattitudetowardsauthorisingmorecharterschools?A．Opposed.B．Concerned.C．Approved.D．Indifferent.PassageTwoDrinkfromplasticbottlescanraisethebody'slevelsofacontroversialgender-bendingchemicalbymorethantwothirds,accordingtotests.ExpertshavebeenconcernedaboutthepossiblehealtheffectsofbisphenolA(BPA.—aneverydaychemicalusedinmanyplasticfoodanddrinkcontainersandtinsaswellasclearbabybottles—whichisofficiallyclassifiedastoxicinsomecountries.Astudyfoundthatparticipantswhodrankforaweekfrompolycarbonate(聚碳酸酯)bottlesshoweda69percentincreaseintheirurine(尿液)ofBPA.Researchersdidnotsayhowmuchliquidwasdrunkperday.ResearchersfromHarvardSchoolofPublicHealthstudied77students,whohadfirstundergoneaseven-daywashoutphaseinwhichtheydrankallcoldbeverages(饮料)fromstainlesssteelbottlesinordertominimiseBPAexposure.Theywerethengiventwopolycarbonatebottlesandaskedtodrinkallcoldbeveragesfromthemduringthenextweek.PreviousstudieshavesuggestedthathighlevelsofBPAconsumptionarelinkedtobirthdefects,growthproblemsandanincreasedriskofheartdisease.Inparticulartherearefearsthatheatingthebottles,asparentswoulddowhenwarmingtheirbaby'smilk,causesthechemicaltoleakinpotentiallydangerousquantitiesintotheliquidcontainedwithin.Ifyouheatthosebottles,asisthecasewithbabybottles,wewouldexpectthelevelstobeconsiderablyhigher.ThiswouldbeofconcernsinceinfantsmaybeparticularlysusceptibletoBPA'shormonegland-disrupting(扰乱腺体激素分泌)potential.saidtheseniorauthorofthelateststudy,KarinB.Michels.MostadultscarryBPAintheirbodiesbutexpertopinionontherisksisdivided.TheEuropeanFoodSafetyAuthoritybelievesthatpeoplenaturallyconvertthechemicalintolessharmfulsubstancesinthebody.PreviousstudieshadfoundthatBPAcouldleach(渗出)frompolycarbonatebottlesintotheircontents,butthisstudyisthefirsttoshowthesizeofthecorrespondingincreaseinurinaryBPAconcentrationsinhumans.HarvardresearcherJennyCarwilesaid,WhilepreviousstudieshavedemonstratedthatBPAislinkedtoadversehealtheffects,thisstudyfillsinamissingpieceofthepuzzle—whetherornotpolycarbonateplasticbottlesareanimportantcontributortotheamountofBPAint