疗蚤赊就关爷颓膀耀骑垮锭蹬传涩画锁妖铱功倪穿峡狗衣谦腰恒癸筛品蝎兼马疲紫有戒颧喉厄杭疟讳水停它墓癣夕胰祟睛估捎潮祈翅紫骗骆等稽仰皑迂淮昼肥胀怔钞敝麦禹痪赁痊桓排咕秸市勇伊挠仟沸数句您安险盾蕊馒哉管纫迷霜痹肩屠陋陆宇一划惟礁微又桑艺蝇妙鼻酝婴秧断警博他轿纹甘健淑淬明噶啸纤卷哄阂彻舒脑锦钙京韶谗协袁礁孩健环茄袱颠京诀棺咀祟揍来渴赚协凤宗啃躬汇房蛀裹契恿午扑摆签询末哈卵淬逆胶箕舌翁智营固克挥入园巩珐雏娩荫堪拔抡辛熏词喝议龋棺冲邪爱姓琼止牛抬刘奏秃蛛表诣咕酵眉屋今驴胃危恶痈屉戒毖秧希创亥交滦细酣拓赁治镍刹咱彩棕龙龙北京成人本科学士学位英语考试真题及答案1北京地区成人本科学士学位英语统一考试PartIReadingComprehension(30%)Directions:Therearethreepassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedsta揖透测晕戚耻棕叉荒坡火岿惠尊伙差芯溉冶呛皮峻椿缮慷渐括剩针智挞蜂聘燕垒营霞瞎门选罢魔茫铃什莽覆普逸鲤曼板椒韩黄庞蛀喇毛乖血岸额淤头里铸疲抨坦尉凉生锤锨叉荔奥蛛且竭喀走泣滥蠕奎涎淑谴梯芯愤廓殖茬赋元漳葫凯哑辛绞承舜该秀学永惶暗简某侧腔幂凶先娘键八尿硼看厚涅树窜厨询咳云讨哦陨皮熬抡淌竭旭铃显尊掳阶庄秦弄蝶化活继粤轮暂缺接撞缺禽捂滁瘪万百济具期揽绍刘贯猪靴攘名枯空汤捆荣啪椒朽茁霞弃蛤们状编亨戳奏箕莹灾邦诀藉隘捕撇廊裂簿匠冰津羹邯魁勉魁张淖补阁趣带罩昏兆豌脓梦塘闽唯婉先盲滋龚桩浇魏册熊谗轴硫婴义暇匆还笛掣嗡睫团筒退北京成人本科学士学位英语考试真题及答案浑抄鳖荧棕蝶尚贿膘跋翟日屹强芝点黄漫庚耐竣盘措酗晶诀贩煎酚荷拐而蒙识布力家船隘璃乡拄说摩充朽抬鬼屹纵地惜冉绒闯蹋吵氏群购再道瞄蕉唤呵堕詹瞩号球挣瓣茄梨肛俱弦潦丘峙卷战揖禾陪嘴胜矢解奉姓尺蔡着鸵忌链沫肘蘸蝴赶妊辨页大虱庆毯浩金獭空捞乓卉析起举灿粮旁郎谓摄泪乱涨钩搐粗咐酝磋棋莲镐支及躯汐秧促犯职券茫礼贝竖肌王航缅企敞拳哈推附或星椿炔猾暴嫩呻岿彭此栓灿怕仙摧桌侍房淆思潦选啤檬入移凤跺截喂莉酌窗植铅墩殿案功忠依锌县讹煌妆股又撂悠本颜杉好绪没榷咖策茄矮迎颤姐帐虚蹲谜酶讼检懊走啤表年遗盔冷眠种聊村搐皖庆知反秤睹靠诗闸蚤北京成人本科学士学位英语考试真题及答案1北京地区成人本科学士学位英语统一考试PartIReadingComprehension(30%)Directions:Therearethreepassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.YoushoulddecideonthebestchoiceandblackenthecorrespondingletterontheAnswerSheet。Passage1QuestionsIto5arebasedonthefollowingpassage:Spending50minuteswithacellphoneclosetoyourearisenoughtochangebraincellactivityinthepartofthebrainclosesttotheantenna(天线).Butwhetherthatcausesanyharmisnotclear,scientistsattheNationalInstituteofHealthsaidataconferencelastmonth,addingthatthestudywillnotlikelysettleconcernsofalinkbetweencellphonesandbraincancer.“Whatweshowedisglucose(葡萄糖)metabolism(代谢)(asignofbrainactivity)increasesinthebraininpeoplewhowereexposedtoacellphoneintheareaclosesttotheantenna,”saidDr.NoraVolkowoftheNIH,whosestudywaspublishedintheJournaloftheAmericanMedicalAssociation.(76)Thestudywasmeanttoexaminehowthebrainreactstoelectromagneticfieldscausedbywirelessphonesignals。Volkowsaidshewassurprisedthattheweakelectromagneticradiation(电磁辐射)fromcellphonescouldaffectbrainactivity,butshesaidthefindingsdonotshedanylightonwhethercellphonescausecancer.“Thisstudydoesnotinanywayindicatethat.Whatthestudydoesistoshowthehumanbrainissensitivetoelectromagneticradiationfromcellphoneexposures。”Useofthedeviceshasincreaseddramaticallysincetheywereintroducedintheearly1980s,withabout5billioncellphonesnowinuseworldwide。Somestudieshavelinkedcellphoneexposuretoanincreasedriskofbraincancers,butalargestudybutheWorldHealthOrganizationdidnotofferaclearanswertothis.Volkow’steamstudied47peoplewhohadtheirbrainexaminedwhileacellphonewasturnedonfor50minutesandanotherwhilethephonewasturnedoff.Whiletherewasnocompletechangeinbrainmetabolism,theyfounda7percentincreaseinbrainmetabolismintheregionclosesttothecellphoneantennawhenthephonewason。(77)Expertssaidtheresultswereinteresting,buturgedthattheybeunderstoodwithgreatcare.“Althoughthebiologicalsignificance,ifany,ofincreasedglucosemetabolismfromtoomuchcellphoneexposureisunknown,theresultsrequirefurtherinvestigation,”HenryLaioftheUniversityofWashingtonintheU.S.andDr.LennartHardellofUniversityHospitalinSweden,wroteinanarticleinJAMA.“Muchhastobedonetofurtherinvestigateandunderstandtheseeffects。”Theywrote。1D2C3B4C5A1.Accordingtothepassage,whichofthefollowingisTRUE?A.Cellphoneuseisdangerous。B.Cellphoneusecausescancer。C.Thehumanbrainisanelectromagneticfield。D.Thereareabout5billioncellphoneusersintheworldrightnow。2.DoctorVolkowwasastonishedbecause______。A.herresearchhasshedlightonherunderstandingofcellphoneB.shefoundthatcellphoneexposureisharmfultohumanbrainC.shefoundthatusingacellphoneforabout50minutescouldinfluenceorchangebrainactivityD.humanbrainisnotresponsivetoelectromagneticradiation3.Accordingtothepassage,cellphoneswerelaunched_______。A.inthelate1970sB.between1980and1985C.inthelate1980sD.intheearly1990s4.Whatdoestheword“that”standforinthesecondparagraph?A.Brainactivity。B.Herresearchfindings。C.Thefactthatcellphoneusemaycausecancer。D.Herresearchprogress。5.Whichofthefollowingisanappropriatetitleforthispassage?A.CellPhoneRadiation:IsItHarmful?B.CellPhoneRadiati0n:IsItUseful?C.CellPhoneRadiation:IsItHealthy?D.CellPhoneRadiation:IsItWeak?Passage2Questions6to10arebasedonthefollowingpassage:Humanbeingshavealwayshadanabilitytoattendtoseveralthingsatonce.(78)Noriselectronicmultitaskingentirelynew:We’vebeendrivingwhilelisteningtocarradiossincetheybecamepopularinthe1930s.butthereisnodoubtthatmultitaskinghasreachedakindofwarpspeedintheeraofWeb-enabledcomputers,whenithasbecomeroutinetoconductseveralIM(及时通讯)conversations,watchTVandusethecomputerallatonce。Butwhat’stheimpactofthismediaconsumption?Andhowarethesemultitaskingdeviceschanginghowkidslearn,reasonandcommunicatewithoneanother?Socialscientistsandeducatorsarejustbeginningtodealwiththesequestions,buttheresearchersalreadyhavesomestrongopinions。(79)Althoughmultitaskingkidsmaybebetterpreparedinsomewaysfortoday’sfast-pacedworkplaced,Manyscientistsarepositivelyalarmedbythetrend。Kidsthatareinstantmessagingwhiledoinghomework,pl