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1、教育管理某市地区成人本科学士学位英语考试n更多企业学院：中小企业管理全能版183套讲座+89700份资料总经理、高层管理49套讲座+16388份资料中层管理学院46套讲座+6020份资料国学智慧、易经46套讲座人力资源学院56套讲座+27123份资料各阶段员工培训学院77套讲座+324份资料员工管理企业学院67套讲座+8720份资料工厂生产管理学院52套讲座+13920份资料财务管理学院53套讲座+17945份资料销售经理学院56套讲座+14350份资料销售人员培训学院72套讲座+4879份资料n更多企业学院：中小企业管理全能版183套讲座+89700份资料总经理、高层管理49套讲座+1638
2、8份资料中层管理学院46套讲座+6020份资料国学智慧、易经46套讲座人力资源学院56套讲座+27123份资料各阶段员工培训学院77套讲座+324份资料员工管理企业学院67套讲座+8720份资料工厂生产管理学院52套讲座+13920份资料财务管理学院53套讲座+17945份资料销售经理学院56套讲座+14350份资料销售人员培训学院72套讲座+4879份资料北京地区成人本科学士学位英语统一考试2011年05月07日PartIReadingComprehension(30%)Directions:Therearethreepassagesinthispart.Eachpassageisfollo
3、wedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.YoushoulddecideonthebestchoiceandblackenthecorrespondingletterontheAnswerSheet。Passage1QuestionsIto5arebasedonthefollowingpassage:Spending50minuteswithacellphoneclosetoyourearisenoughtochangebraincellactivityint
4、hepartofthebrainclosesttotheantenna(天线).Butwhetherthatcausesanyharmisnotclear,scientistsattheNationalInstituteofHealthsaidataconferencelastmonth,addingthatthestudywillnotlikelysettleconcernsofalinkbetweencellphonesandbraincancer.“Whatweshowedisglucose(葡萄糖)metabolism(代谢)(asignofbrainactivity)increase
5、sinthebraininpeoplewhowereexposedtoacellphoneintheareaclosesttotheantenna,”saidDr.NoraVolkowoftheNIH,whosestudywaspublishedintheJournaloftheAmericanMedicalAssociation.(76) The study was meant to examine how the brain reacts to electromagnetic fields caused by wireless phone signals。Volkowsaidshewass
6、urprisedthattheweakelectromagneticradiation(电磁辐射)fromcellphonescouldaffectbrainactivity,butshesaidthefindingsdonotshedanylightonwhethercellphonescausecancer.“Thisstudydoesnotinanywayindicatethat.Whatthestudydoesistoshowthehumanbrainissensitivetoelectromagneticradiationfromcellphoneexposures。”Useofth
7、edeviceshasincreaseddramaticallysincetheywereintroducedintheearly1980s,withabout5billioncellphonesnowinuseworldwide。Somestudieshavelinkedcellphoneexposuretoanincreasedriskofbraincancers,butalargestudybutheWorldHealthOrganizationdidnotofferaclearanswertothis.Volkowsteamstudied47peoplewhohadtheirbrain
8、examinedwhileacellphonewasturnedonfor50minutesandanotherwhilethephonewasturnedoff.Whiletherewasnopletechangeinbrainmetabolism,theyfounda7percentincreaseinbrainmetabolismintheregionclosesttothecellphoneantennawhenthephonewason。(77)Experts said the results were interesting, but urged that they be unde
9、rstood with great care. “Althoughthebiologicalsignificance,ifany,ofincreasedglucosemetabolismfromtoomuchcellphoneexposureisunknown,theresultsrequirefurtherinvestigation,”HenryLaioftheUniversityofWashingtonintheU.S.andDr.LennartHardellofUniversityHospitalinSweden,wroteinanarticleinJAMA.“Muchhastobedo
10、netofurtherinvestigateandunderstandtheseeffects。”Theywrote。1.Accordingtothepassage,whichofthefollowingisTRUE?A.Cellphoneuseisdangerous。B.Cellphoneusecausescancer。C.Thehumanbrainisanelectromagneticfield。D.Thereareabout5billioncellphoneusersintheworldrightnow。2.DoctorVolkowwasastonishedbecause_。A.herr
11、esearchhasshedlightonherunderstandingofcellphoneB.shefoundthatcellphoneexposureisharmfultohumanbrainC.shefoundthatusingacellphoneforabout50minutescouldinfluenceorchangebrainactivityD.humanbrainisnotresponsivetoelectromagneticradiation3.Accordingtothepassage,cellphoneswerelaunched_。A.inthelate1970sB.
12、between1980and1985B.inthelate1980sD.intheearly1990s4.Whatdoestheword“that”standforinthesecondparagraph?A.Brainactivity。B.Herresearchfindings。C.Thefactthatcellphoneusemaycausecancer。D.Herresearchprogress。5.Whichofthefollowingisanappropriatetitleforthispassage?A.CellPhoneRadiation:IsItHarmful?B.CellPh
13、oneRadiati0n:IsItUseful?C.CellPhoneRadiation:IsItHealthy?D.CellPhoneRadiation:IsItWeak?Passage2Questions6to10arebasedonthefollowingpassage:Humanbeingshavealwayshadanabilitytoattendtoseveralthingsatonce.(78)Noriselectronicmultitaskingentirelynew:Wevebeendrivingwhilelisteningtocarradiossincetheybecame
14、popularinthe1930s.butthereisnodoubtthatmultitaskinghasreachedakindofwarpspeedintheeraofWeb-enabledputers,whenithasbeeroutinetoconductseveralIM(及时通讯)conversations,watchTVandusetheputerallatonce。Butwhatstheimpactofthismediaconsumption?Andhowarethesemultitaskingdeviceschanginghowkidslearn,reasonandmuni
15、catewithoneanother?Socialscientistsandeducatorsarejustbeginningtodealwiththesequestions,buttheresearchersalreadyhavesomestrongopinions。(79)Although multitasking kids may be better prepared in some ways for todays fast-paced work placed, Many scientists are positively alarmed by the trend。Kidsthatareinstantmessagingwhiledoinghomework,playinggamesonlineandwatchingTV,arentgoingtodowellinthelongrun。Onthepositiveside,multitaskingstudentstendtobeextraordinarilygoodatfindingandusinginf
