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1、之2009年12月大学英语四级模拟试题及答案解析2009年12月英语四级考试最新模拟试题及答案一、选词填空题第1题：Directions:Inthissection,thereisapassagewithtenblanks.Youarerequestedtoselectonwordforeachblackfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyo
2、urchoices.Eachchoiceintheblankisindentifiedbyaletter. PleasemarkthecorrecspondingletterforeachitemonAnswerSheet2withasinglelinethroughthecenttre.Youmaynotuseanyofthewordsinthebankmorethanonce. TheAmericanpatentsystem,providedforintheConstitution,w
3、asdesignedtoencouragethecreationanduseofnewtechnology.Aninventorwoulddescribetheinvention,bothinwritingandwithdrawings,and__1__thedescriptionwithamodeltoagovernmentofficial.Iftheinventionwasjudgedtobe___2__andbeneficial,theofficialwouldgivetheinventor
4、apatent.Thepatentmeantthatfor14yearstheinventorownedthenewinvention.Inventorscould___3__theirideastomanufacturersorjustusethemthemselves.Thegovernmentwouldnot___4__anyotherpatentforthesameidea,andtheinventorcould___5__anyoneofusingthepatentedideawith-
5、outpayingtheownerofthepatentfor___6__touseit. Ausefulpatentmeantthattheinventorcouldmakealotofmoney.Inexchangeforthisgover-nmentalprotection,thegovernmentpublishedthepatent__7___,whichhadtoprovideenoughinformationsothatotherpeoplecouldunderstandthein
6、vention—thusaddingtothegeneral__8_technologicalknowledge.Andattheendofthe14years,anyonecouldusetheinventionfor__9__.Theideabehindthepatentsystemwastwofold:itwouldincreasetheamountoftechnology,byprovidingawayforpeopletomakemoneyoutofnewideas,anditwould
7、makenewtechnologywidelyavailable,bypublicizingideasthatmight___10__bekeptastradesecrets. A)licenseI)specifications B)howeverJ)yield C)accuseK)issue D)submitL)charge E)convenientM)availabe F)permissionN)otherwise G)enableO)original H)free【参考答案】
8、：DOAKCFIMHN二、阅读理解第2题：Gobalwarmingmayormaynotbethegreatenvironmentalcrisisofthe21stcentury,but—regardlessofwhetheritisorisn’t—wewon’tdomuchaboutit.Wewillagrueoveritandmayeven,asanation,makesomefairlysolemn-soundingcommitmentstoavoidit.Butthemor
