首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
下列不是湿热腰痛特点的是
查看本题答案
包含此试题的试卷
国家统考科目《单选题》真题及答案
点击查看
你可能感兴趣的试题
下列不是湿热腰痛特点的是
腰部重着而热
暑湿阴雨天气症状加重
身体困重
腰部冷痛
活动后或可减轻
下列不是内伤腰痛特点的是
腰部隐痛
病程缠绵
起病隐袭
腰痛明显
酸软无力
下列哪项不是腰痛的主要病因
感受湿热
情志内伤
感受寒湿
劳倦过度
跌打损伤
湿热腰痛的特点不包括
热天或雨天疼痛加重
腰痛处伴有热感
活动后腰痛减轻
腰痛喜按
舌苔黄腻
以下不是湿热腰痛特点的是
腰部重着而热
暑湿阴雨天气症状加重
身体困重
腰部冷痛
活动后或可减轻
下列不是寒湿腰痛特点的是
腰痛如刺
寒冷阴雨天气加重
腰部冷痛重着
静卧痛不减
下列不是内伤腰痛特点的是
病程缠绵
腰痛明显
腰部隐痛
起病隐袭
湿热腰痛的特点是
腰部疼痛，重着而热
腰痛如刺，痛有定处
腰部冷痛重着
腰部隐痛
下列哪项不是腰痛的病因
感受湿热
感受寒湿
湿热下注
气滞血瘀
肾亏体虚
下列哪项不是瘀血腰痛的特点
腰痛如刺
痛处喜按
痛而定处
昼轻夜重
俯仰不便
热门试题
更多
Thedot-comcollapsemayhavebeenadisasterforWallStreetbuthereinSiliconValleyitwasablessing.Itwasthewelcomeendtoanabnormalconditionthatverynearlydestroyedtheareainanoverabundanceofsuccess.YouseethesecrettotheValley’sastoundingmultiple-decadeboomisfailure.Failureiswhatfuelsandrenewsthisplace.Failureisthefoundationforinnovation. Thevalley’sbusinessecologydependsonfailurethesamewaythetree-coveredhillsaroundusdependonfire—itwipesouttheoldgrowthandcreatesspacefornewlife.Thevalleyhasalwaysbeenindangerofdrowningintheunwelcomewasteproductsofsuccess—toomanypeopletooexpensivehousestoomuchtraffictoolittleofficespaceandtoomuchmoneychasingtoofewstartups.Failureisthesafetyvalvethedestructiverenewingforcethatfreesuppeopleideasandcapitalandrecombinesthemcreatingnewrevolutions. ConsiderhowtheInternetrevolutioncametobe.Afterhalfadecadeofstart-upstrugglesforexamplehundredsofmillionsofHollywooddollarsweregoingupinsmoke.Itallseemedlikeaterriblewastebutnoonenoticedthatthecollapseleftoneveryimportantbyproductacommunityoflaid-offC++programmerswhowerenowexpertinmultimediadesignandoutonthestreetlookingforthenextbigthing. Thesemediageekswerethepioneerofthedot-comrevolution.TheyweretheWeb’sbusinesspioneersapplyingtheirnewfoundmediasensibilitiestocreateonelittlecompanyafteranother.Mostofthesestart-upsfailedbuteveninfailuretheyadvancedthenewmediumofcyberspace.AfewgeekslikeSiliconGraphicsfounderJimClarksucceededandutterlychangedourlives.In1994Clarkwasunemployedafterleavingthecompanybefoundeddoggedlytryingtodevelopanewinteractive-TVconcept.HeapproachedMarcAndreessentheco-developerofMosaicthefirstwidelyusedInternetbrowserinhopeofpersuadingAndreessentohelphimde-signhisnewsystem.InsteadAndreessenopenedClark’seyestotheWeb’spotential.ClarkpromptlytossedhisTVplansinthetrashandthetwoco-foundedNetscapethecornerstoneoftheconsumer-Webrevolution. Liketheinteractive-TVrefugeesandgenerationsofinnovatorsbeforethemthedot-comersarealreadyhatchingnewcompanies.Manyarerevisitinggoodideasexecutedbadlyinthe’90swhileothersarestrikingoutintoentirelynewspaces.Thishappychaosiscertaintomatureintoaneworderlikelytoupsetanestablishmentasitdeliverslifechangingwonderstotherestofus.Butthisisjustthestartforrevolutionsgivebirthtorevolutions.Solet’shopeformoreofSiliconValley’ssuccessfulfailures. Whatissuggestedinthefirstsentence
已知平面∏x+2y-z+1=0曲面z=xy上点P处的法线与平面∏垂直则点P的坐标为
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.14
Directions: Youaregoingtoreadalistofheadingsandatextaboutnaturalselection.ChoosethemostsuitableheadingfromthelistA—Fforeachnumberedparagraph41—45.Thefirstandlastparagraphsofthetextarenotnumbered.Thereisoneextraheadingwhichyoudonotneedtouse.MarkyouranswersonANSWERSHEET1. [A]Theimpotenceofcreationism. [B]Naturalselectionactsbycompetition. [C]Theroleofnaturalselectioninthiscolorfulworld [D]Thedelicatehierarchyofthenaturalsystem. [E]Theagencyofselectioncanaccountformorecases. [F]Noleapsinnaturalevolution. Aseachspeciestendsbyitsgeometricalrateofreproductiontoincreaseexcessivelyinnumber;andasthemodifieddescendantsofeachspecieswillbeenabledtoincreasebyasmuchastheybecomemorediversifiedinhabitsandstructuresoastobeabletoseizeonmanyandwidelydifferentplacesinnaturalselectiontopreservethemostdivergentoffspringofanyonespecies.Henceduringalong-continuedcourseofmodificationtheslightdifferencescharacteristicofvarietiesofthesamespeciestendtobeaugmentedintothegreaterdifferencescharacteristicofthespeciesofthesamegenus. 41.__________ Newandimprovedvarietieswillinevitablydisplaceanddestroytheolderlessimprovedandintermediatevarieties;andthusspeciesarerenderedtoalargeextentdefinedanddistinctobjects.Dominantspeciesbelongingtothelargergroupswithineachclasstendtogivebirthtonewanddominantforms;sothateachlargegrouptendstobecomestilllargerandatthesametimemoredivergentincharacter.Butasallgroupscannotthusgoonincreasinginsizefortheworldwouldnotholdthemthemoredominantgroupsbeatthelessdominant. 42.__________ Thistendencyinthelargegroupstogoonincreasinginsizeanddivergingincharactertogetherwiththeinevitabilityofmuchextinctionexplainsthearrangementofalltheformsoflifeingroupssubordinatetogroupsallwithinafewgreatclasseswhichhasprevailedthroughoutalltime.ThisgrandfactofthegroupingofallorganicbeingsunderwhatiscalledtheNaturalSystemisutterlyunexplainableonthetheoryofcreation. 43.__________ Asnaturalselectionactssolelybyaccumulatingslightsuccessivefavorablevariationsitcanproducenogreatorsuddenmodifications;itcanactonlybyshortandslowsteps.Wecanseewhythroughoutnaturethesamegeneralendisgainedbyanalmostinfinitediversityofmeansforeverypeculiaritywhenonceacquiredinlonginheritedandstructuresalreadymodifiedinmanydifferentwayshavetobeadaptedforthesamegeneralpurpose.Wecaninshortseewhynatureisextravagantinvarietythoughnotgenerousininnovation.Butwhythisshouldbealawofnatureifeachspecieshasbeenindependentlycreatednomancanexplain. 44.__________ Manyotherfactsareasitseemstomeexplicableonthistheory.Howstrangeitisthatabirdundertheformofawoodpeckershouldpreyoninsectsonthegroundandthatuplandgeesewhichrarelyorneverswimshouldpossesswebbedfeetandsoinendlessothercases.Butontheviewofeachspeciesconstantlytryingtoincreaseinnumberwithnaturalselectionalwaysreadytoadapttheslowlyvaryingdescendantsofeachtoanyunoccupiedorill-occupiedplaceinnaturethesefactsceasetobestrangeormightevenhavebeenanticipated. 45.__________ Wecantoacertainextentunderstandhowitisthatthereissomuchbeautythroughoutnature;forthismaybelargelyattributedtotheagencyofselection.Thatbeautyaccordingtooursenseofitisnotuniversalmustbeadmittedbyeveryonewhowilllookatsomehideousbatswithadistortedresemblancetothehumanface.Sexualselectionhasgiventhemostbrilliantcolorselegantpatternsandotherornamentstothemales.Withbirdsithasoftenrenderedthevoiceofthemalemusicaltothefemaleaswellastoourears.Flowersandfruithavebeenrenderedconspicuousbybrilliantcolorsincontrastwiththegreenfoliageinorderthattheflowersmaybereadilyseenvisitedandfertilizedbyinsects. Asnaturalselectionactsbycompetitionitadaptsandimprovestheinhabitantsofeachcountryonlyinrelationtotheirco-inhabitants;sothatweneedfeelnosurpriseatthespeciesofanyonecountrybeingbeatenandsupplantedbythenaturalizedproductionsfromanotherland.Thewonderindeedisonthetheoryofnaturalselectionthatmorecasesofthewantofabsoluteperfectionhavenotbeendetected. 42
Directions: ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.YourtranslationshouldbewrittenclearlyonANSWERSHEET2.R adiationoccursfromthreenaturalsources:radioactivematerialintheenvironmentsuchasinsoilrockorbuildingmaterials;cosmicrays;andsubstancesinthehumanbodysuchasradioactivepotassiuminboneandradioactivecarbonintissues.Thesenaturalsourcesaccountforanexposureofabout100milliremsayearfortheaverageAmerican. Thelargestsinglesourceofman-maderadiationinmedicalx-raysyetmostscientistsagreethathazardsfromthissourcearenotasgreatasthosefromweaponstestfalloutsincestrontium-90andcarbon-14becomeincorporatedintothebodyhencedeliveringradiationforanentirelifetime.46Theissueishoweverbynomeansuncontroversial;indeedthelasttwodecadeshavewitnessedintensifiedexaminationanddisputeabouttheeffectsoflow-levelradiation. AsurveyconductedinBritainconfirmedthatanabnormallyhighpercentageofpatientssufferingfromarthritisofthespinewhohadbeentreatedwithx-rayscontractedcancer.Anotherstudyrevealedahighincidenceofchildhoodcancerincaseswherethemotherhadbeengivenx-rays.47Thesestudieshavepointedtotheneedtore-examinetheassumptionthatexposuretolowlinearenergytransferpresentedonlyaminorrisk. RecentlyexaminationofthedeathcertificatesofformeremployeesofaWestCoastplantwhichproducesplutoniumfornuclearweaponsrevealedmarkedlyhigherratesforcancersofthepancreaslungbonemarrowandlymphsystemsthanwouldhavebeenexpectedinanormalpopulation. 48WhiletheNationalAcademyofSciencescommitteeattributesthesedifferencestochemicalorotherenvironmentalcausesratherthanradiationotherscientistsmaintainthatanyradiationexposurenomatterhowsmallleadstoanincreaseincancerrisk.49Itisbelievedbysomethatadoseofoneremifsustainedovermanygenerationswouldleadtoanincreaseofonepercentinthenumberof1000disorderspermillionbirths. Inthemeantimeregulatoryeffortshavebeendisorganizedfragmentedandinconsistentcharacterizedbyinternecinestrifeandbureaucraticdelays.ASenatereportconcludedthatcoordinationofregulationamonginvolveddepartmentsandagencieswasnotpossiblebecauseofjurisdictionaldisputesandconfusion.50OneFederalagencyhasbeenunsuccessfulinitseffortstoobtainsufficientfundingandmanpowerfortheenforcementofexistingradiationlawsandthechairpersonofapanelespeciallycreatedtodevelopacoordinatedFederalprogramhasresigned. OneFederalagencyhasbeenunsuccessfulinitseffortstoobtainsufficientfundingandmanpowerfortheenforcementofexistingradiationlawsandthechairpersonofapanelespeciallycreatedtodevelopacoordinatedFederalprogramhasresigned.
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.2
Directions: A.Studythefollowingpicturecarefullyandwriteanessayinnolessthan160—200words. B.YouressaymustbewrittenclearlyonANSWERSHEET2. C.Youressayshouldmeettherequirementsbelow: 1Firstdescribethepictureinterpretitsmeaningand 2Giveyourcomments.
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.12
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.10
ThetitleofthebiographyTheAmericanCivilWarFightingfortheLadycouldhardlybemoreprovocative.ThomasKeneallyanAustralianwriterisunapologetic.InlabelingaherooftheAmericancivilwaranotoriousscoundrelbeswitchesthespotlightfromthebraveactionsofDanSicklesatthebattleofGettysburgtohisearlierpremeditatedmurderoftheloverofhisyoungandprettyItalian-AmericanwifeTeresa.ItisnotthemurderitselfthatdisgustsMrKeneallybutSickles’streatmentofhiswifeafterwardsandhowhisbehaviormirroredthehypocriticalmisogynyof19th-centuryAmerica. ThemurdervictimPhilipBartonKeyTeresaSickles’slovercamefromafamousoldsouthernfamily.HewasthenephewofthethenchiefjusticeoftheAmericanSupremeCourtandthesonofthewriterofthecountry’snationalanthem.SicklesaTammanyHallpoliticianinNewYorkturnedDemocraticcongressmaninWashingtonshotKeydeadin1859atacornerofLafayetteSquarewithinshoutingdistanceoftheWhiteHouse.Butthemurdertrialwasmelodramaticevenbythestandardsoftheday.WiththehelpofeightlawyersSickleswasfoundnotguiltyafterusingthenovelpleaof"temporaryinsanity".ThecountryatlargewasjustasforgivingviewingKey’smurderasagallantcrimeofpassion.WithinthreeyearsSickleswasageneralontheUnionistsideintheAmericancivilWarandasanewfriendofAbrahamandMaryLincolnafrequentsleepoverguestattheWhiteHouse. MrsSickleswaslessfortunate.Shewasshunnedbyfriendsshehadmadeasthewifeofarisingpolitician.HerhusbandaserialadultererwhosemanymistressesincludedQueenIsabellaⅡofSpainandthemadamofanindustrializedNewYorkwhorehouserefusedtobeseeninhercompany.LauratheSickles’sdaughterwasaninnocentvictimofherfather’svindictivenessandeventuallydiedofdrinkintheBowerydistrictofNewYork. Sickles’sboldactionsatGettysburgareintheirownwayjustascontroversial.ArgumentcontinuestorageamongscholarsastowhetherhehelpedtheUniontovictoryornearlycauseditsdefeatwhenhemovedhisforcesoutoflinetooccupywhathethoughtwasbetterground.JamesLongstreettheConfederategeneralwholedtheattackagainstthenewpositionwasinnodoubtaboutthebrillianceofthemove. MrKeneallyisbetterknownasanovelist.Hereheshowshimselfjustasadeptatbiographyandachievesbothhismainaims.HerestoresthereputationofTeresaSickles"thisbeautifulpleasantandintelligentgirl"andbreathesfullandcontroversiallifeintoafamousmilitaryengagement. TheauthorisoftheopinionthatKeneally’sperspectivesare
设直线L平行于平面3x+2y-z+5=0且与直线Hx=3+2ty=-2+4tz=t垂直则直线L的方向余弦为______．
ThetitleofthebiographyTheAmericanCivilWarFightingfortheLadycouldhardlybemoreprovocative.ThomasKeneallyanAustralianwriterisunapologetic.InlabelingaherooftheAmericancivilwaranotoriousscoundrelbeswitchesthespotlightfromthebraveactionsofDanSicklesatthebattleofGettysburgtohisearlierpremeditatedmurderoftheloverofhisyoungandprettyItalian-AmericanwifeTeresa.ItisnotthemurderitselfthatdisgustsMrKeneallybutSickles’streatmentofhiswifeafterwardsandhowhisbehaviormirroredthehypocriticalmisogynyof19th-centuryAmerica. ThemurdervictimPhilipBartonKeyTeresaSickles’slovercamefromafamousoldsouthernfamily.HewasthenephewofthethenchiefjusticeoftheAmericanSupremeCourtandthesonofthewriterofthecountry’snationalanthem.SicklesaTammanyHallpoliticianinNewYorkturnedDemocraticcongressmaninWashingtonshotKeydeadin1859atacornerofLafayetteSquarewithinshoutingdistanceoftheWhiteHouse.Butthemurdertrialwasmelodramaticevenbythestandardsoftheday.WiththehelpofeightlawyersSickleswasfoundnotguiltyafterusingthenovelpleaof"temporaryinsanity".ThecountryatlargewasjustasforgivingviewingKey’smurderasagallantcrimeofpassion.WithinthreeyearsSickleswasageneralontheUnionistsideintheAmericancivilWarandasanewfriendofAbrahamandMaryLincolnafrequentsleepoverguestattheWhiteHouse. MrsSickleswaslessfortunate.Shewasshunnedbyfriendsshehadmadeasthewifeofarisingpolitician.HerhusbandaserialadultererwhosemanymistressesincludedQueenIsabellaⅡofSpainandthemadamofanindustrializedNewYorkwhorehouserefusedtobeseeninhercompany.LauratheSickles’sdaughterwasaninnocentvictimofherfather’svindictivenessandeventuallydiedofdrinkintheBowerydistrictofNewYork. Sickles’sboldactionsatGettysburgareintheirownwayjustascontroversial.ArgumentcontinuestorageamongscholarsastowhetherhehelpedtheUniontovictoryornearlycauseditsdefeatwhenhemovedhisforcesoutoflinetooccupywhathethoughtwasbetterground.JamesLongstreettheConfederategeneralwholedtheattackagainstthenewpositionwasinnodoubtaboutthebrillianceofthemove. MrKeneallyisbetterknownasanovelist.Hereheshowshimselfjustasadeptatbiographyandachievesbothhismainaims.HerestoresthereputationofTeresaSickles"thisbeautifulpleasantandintelligentgirl"andbreathesfullandcontroversiallifeintoafamousmilitaryengagement. ItisgenerallybelievedthatSicklesshotKeytheloverofhiswife
Directions: ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.YourtranslationshouldbewrittenclearlyonANSWERSHEET2.R adiationoccursfromthreenaturalsources:radioactivematerialintheenvironmentsuchasinsoilrockorbuildingmaterials;cosmicrays;andsubstancesinthehumanbodysuchasradioactivepotassiuminboneandradioactivecarbonintissues.Thesenaturalsourcesaccountforanexposureofabout100milliremsayearfortheaverageAmerican. Thelargestsinglesourceofman-maderadiationinmedicalx-raysyetmostscientistsagreethathazardsfromthissourcearenotasgreatasthosefromweaponstestfalloutsincestrontium-90andcarbon-14becomeincorporatedintothebodyhencedeliveringradiationforanentirelifetime.46Theissueishoweverbynomeansuncontroversial;indeedthelasttwodecadeshavewitnessedintensifiedexaminationanddisputeabouttheeffectsoflow-levelradiation. AsurveyconductedinBritainconfirmedthatanabnormallyhighpercentageofpatientssufferingfromarthritisofthespinewhohadbeentreatedwithx-rayscontractedcancer.Anotherstudyrevealedahighincidenceofchildhoodcancerincaseswherethemotherhadbeengivenx-rays.47Thesestudieshavepointedtotheneedtore-examinetheassumptionthatexposuretolowlinearenergytransferpresentedonlyaminorrisk. RecentlyexaminationofthedeathcertificatesofformeremployeesofaWestCoastplantwhichproducesplutoniumfornuclearweaponsrevealedmarkedlyhigherratesforcancersofthepancreaslungbonemarrowandlymphsystemsthanwouldhavebeenexpectedinanormalpopulation. 48WhiletheNationalAcademyofSciencescommitteeattributesthesedifferencestochemicalorotherenvironmentalcausesratherthanradiationotherscientistsmaintainthatanyradiationexposurenomatterhowsmallleadstoanincreaseincancerrisk.49Itisbelievedbysomethatadoseofoneremifsustainedovermanygenerationswouldleadtoanincreaseofonepercentinthenumberof1000disorderspermillionbirths. Inthemeantimeregulatoryeffortshavebeendisorganizedfragmentedandinconsistentcharacterizedbyinternecinestrifeandbureaucraticdelays.ASenatereportconcludedthatcoordinationofregulationamonginvolveddepartmentsandagencieswasnotpossiblebecauseofjurisdictionaldisputesandconfusion.50OneFederalagencyhasbeenunsuccessfulinitseffortstoobtainsufficientfundingandmanpowerfortheenforcementofexistingradiationlawsandthechairpersonofapanelespeciallycreatedtodevelopacoordinatedFederalprogramhasresigned. WhiletheNationalAcademyofSciencescommitteeattributesthesedifferencestochemicalorotherenvironmentalcausesratherthanradiationotherscientistsmaintainthatanyradiationexposurenomatterhowsmallleadstoanincreaseincancerrisk.
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.18
Itmayturnoutthatthe"digitaldivide"—oneofthemostfashionablepoliticalslogansofrecentyears—islargelyfiction.Asyouwillrecalltheargumentwentwellbeyondtheunsurprisingnotionthattherichwouldownmorecomputersthanthepoor.Thedisturbingpartofthetheorywasthatsocietywasdividingitselfintogroupsoftechnology"haves"and"have-nots"andthatthissegregationwouldinturnworsenalreadylargeeconomicinequalities.Itisthisargumentthatiseitheruntrueorwildlyexaggerated. Weshouldalwayshavebeensuspicious.Afterallcomputershavespreadquicklybecausetheyhavebecomecheapertobuyandeasiertouse.Fallingpricesandskillrequirementssuggestthatthedigitaldividewouldspontaneouslyshrink—andsoithas. Nowanewstudyfurtherdiscreditsthedigitaldivide.ThestudybyeconomistDavidCardoftheUniversityofCaliforniaBerkeleychallengesthenotionthatcomputershavesignificantlyworsenedwageinequality.Thelogicofhowthissupposedlyhappensisstraightforward:computersraisethedemandforhigh-skilledworkersincreasingtheirwages.Meanwhilecomputerization—byautomatingmanyroutinetasks—reducesthedemandforlow-skilledworkersandtherebytheirwages.Thegapbetweenthetwowidens. Superficiallywagestatisticssupportthetheory.Considertheratiobetweenworkersnearthetopofthewagedistributionandthosenearthebottom.Computerizationincreased;sodidthewagegap. ButwaitpointoutCardandDiNardo.Thetroublewithblamingcomputersisthattheworseningofinequalityoccurredprimarilyintheearly1980s.Withcomputerusegrowingthewagegapshouldhavecontinuedtoexpandifitwasbeingdrivenbyashiftingdemandforskills.IndeedCardandDiNardofindmuchdetailedevidencethatcontradictsthetheory.Theyconcludethatcomputerizationdoesnotexplain"theriseinU.S.wageinequalityinthelastquarterofthe20thcentury." Thepopularperceptionofcomputers’impactonwagesishugelyoverblown.Lotsofotherinfluencescountforasmuchormore.Theworseningofwageinequalityintheearly1980sforexamplealmostcertainlyreflectedthedeep1981—1982recessionandthefallofinflation.Companiesfoundithardertoraiseprices.Tosurvivetheyconcludedthattheyhadtoholddownthewagesoftheirleastskilledleastmobileandyoungestworkers. The"digitaldivide"suggestedasimplesolutioncomputersforacomplexproblempoverty.Withmorecomputeraccessthepoorcouldescapetheirlot.Butcomputersneverwerethesourceofanyone’spovertyandasforescapingwhatpeopledoforthemselvesmattersmorethanwhattechnologycandoforthem. Theauthorseemstobelievethatwidenedwagegapcanbeattributedto
本题为选做题请在ⅠⅡ两道题中选取其中一道作答若两题都回答只按Ⅰ道试题的成绩记入总分 选做题Ⅰ 以下是有关联合国的材料根据材料回答问题 材料1 55年前在世界反法西斯战争取得伟大胜利之际联合国应运而生半个多世纪以来依靠广大会员国的支持联合国为缓解地区冲突消除旧殖民主义促进世界和平合作与发展做了许多有益的工作联合国作为世界上最有代表性最具权威的主权国家间的国际组织在维护世界和平促进共同发展建立公正合理的国际政治经济新秩序方面具有不可替代的作用展望新世纪联合国肩负的任务更加艰巨联合国的积极作用只能加强而不能削弱联合国的权威必须维护而不能损害 我们要坚决维护联合国宪章的宗旨和原则继续发挥联合国及其安理会在处理国际事务维护世界和平方面的积极作用确保全体会员国平等参与国际事务的权利任何国家或国家集团在处理国际事务中都不应对联合国采取需要时则利用之不需要时则抛弃之的态度 摘自__在联合国千年首脑会议上的讲话 材料2 不幸的是在联合国问世半个世纪以来罗斯福所不愿看到的“排他性联盟”“势力范围”乃至赤裸裸将联合国甩在一边的“单方面行动”屡有发生在一个多样化的世界中构筑单极世界格局的强权政治时常左右着包括联合国未来作用在内的国际事务的发展人类在跨入新千年之际这个世界的现状是既不公正也不大平人们一方面首肯联合国存在的必要另一方面又痛感联合国与他们期望之间的差距世界几乎已把冷战时期遗留的和冷战后发生的全部最棘手问题交给了联合国而其中的许多问题都是年深日久屡治不愈的痼疾联合国前秘书长加利曾忧心如焚地说“联合国面临纷至沓来的要求决不能变成盛名之累发生不负众望的危机” 摘自人民日报2000-09--07 材料3 伊拉克问题从1990年出现开始联合国就不是局外人事实上从1991年海湾战争到随后的对伊制裁武器核查石油换食品计划等都是在联合国安理会决议的授权下进行的目前之所以出现联合国在伊拉克重建问题上究竟应起多大作用的问题完全是由于美国在没有得到安理会授权的情况下发动了对伊战争而导致的 伊拉克战争结束后美国想一手控制伊拉克的政治和经济发展于是把联合国排斥在伊战后重建的主要进程之外只允许联合国从事一些人道主义援助等辅助工作联合国在伊拉克实际上被边缘化 然而伊拉克战后局势并没有按美国的如意算盘那样发展国内萨达姆的残余势力和各种武装力量对美军的袭击天天不断社会生活长期不能恢复正常安全稳定都没有保障更谈不上经济的恢复和发展特别是美国挑选指定的伊拉克临时管理委员会至今没有得到联合国的承认美国在伊拉克已经从军事上的胜利转变为军事和政治上的被动以至美国不得不回过头来寻求联合国的支持 摘自人民日报2003-09-18 请回答 1结合材料1～3说明联合国的作用 2结合材料1～3说明影响联合国作用发挥的最主要因素是什么 3材料1说“展望新世纪联合国肩负的任务更加艰巨”结合材料1—3予以分析 选做题Ⅱ 材料1 有关统计资料表明40年前全世界最富的人口和最穷的人口人均收入是301而现在已上升到741目前联合国成员国中有48个最不发达国家而20年前仅20有余 摘自__在联合国千年首脑会议分组讨论会上的讲话 材料2 欧美国家和日本是发达国家继续发展下去面临的是什么问题你们的资本要找出路贸易要找出路市场要找出路不解决这个问题你们的发展总是要受到限制的……现在世界人口是四十几亿第三世界人口大约占世界人口的四分之三其余四分之一的人口在发达国家包括苏联东欧东欧不能算很发达西欧北美日本大洋洲的澳大利亚新西兰共十一二亿人口很难说这十一二亿人口的继续发展能够建筑在三十多亿人口的继续贫困的基础上……总之南方得不到适当的发展北方的资本和商品出路就有限得很如果南方继续贫困下去北方就可能没有出路 摘自__文选第3卷第105—106页 试用马克思主义哲学有关原理分析南方国家的发展对北方国家发展的影响以及北方国家对南方国家发展应承担的责任
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.4
Thedot-comcollapsemayhavebeenadisasterforWallStreetbuthereinSiliconValleyitwasablessing.Itwasthewelcomeendtoanabnormalconditionthatverynearlydestroyedtheareainanoverabundanceofsuccess.YouseethesecrettotheValley’sastoundingmultiple-decadeboomisfailure.Failureiswhatfuelsandrenewsthisplace.Failureisthefoundationforinnovation. Thevalley’sbusinessecologydependsonfailurethesamewaythetree-coveredhillsaroundusdependonfire—itwipesouttheoldgrowthandcreatesspacefornewlife.Thevalleyhasalwaysbeenindangerofdrowningintheunwelcomewasteproductsofsuccess—toomanypeopletooexpensivehousestoomuchtraffictoolittleofficespaceandtoomuchmoneychasingtoofewstartups.Failureisthesafetyvalvethedestructiverenewingforcethatfreesuppeopleideasandcapitalandrecombinesthemcreatingnewrevolutions. ConsiderhowtheInternetrevolutioncametobe.Afterhalfadecadeofstart-upstrugglesforexamplehundredsofmillionsofHollywooddollarsweregoingupinsmoke.Itallseemedlikeaterriblewastebutnoonenoticedthatthecollapseleftoneveryimportantbyproductacommunityoflaid-offC++programmerswhowerenowexpertinmultimediadesignandoutonthestreetlookingforthenextbigthing. Thesemediageekswerethepioneerofthedot-comrevolution.TheyweretheWeb’sbusinesspioneersapplyingtheirnewfoundmediasensibilitiestocreateonelittlecompanyafteranother.Mostofthesestart-upsfailedbuteveninfailuretheyadvancedthenewmediumofcyberspace.AfewgeekslikeSiliconGraphicsfounderJimClarksucceededandutterlychangedourlives.In1994Clarkwasunemployedafterleavingthecompanybefoundeddoggedlytryingtodevelopanewinteractive-TVconcept.HeapproachedMarcAndreessentheco-developerofMosaicthefirstwidelyusedInternetbrowserinhopeofpersuadingAndreessentohelphimde-signhisnewsystem.InsteadAndreessenopenedClark’seyestotheWeb’spotential.ClarkpromptlytossedhisTVplansinthetrashandthetwoco-foundedNetscapethecornerstoneoftheconsumer-Webrevolution. Liketheinteractive-TVrefugeesandgenerationsofinnovatorsbeforethemthedot-comersarealreadyhatchingnewcompanies.Manyarerevisitinggoodideasexecutedbadlyinthe’90swhileothersarestrikingoutintoentirelynewspaces.Thishappychaosiscertaintomatureintoaneworderlikelytoupsetanestablishmentasitdeliverslifechangingwonderstotherestofus.Butthisisjustthestartforrevolutionsgivebirthtorevolutions.Solet’shopeformoreofSiliconValley’ssuccessfulfailures. Whattheauthoristryingtosuggestmaybebestinterpretedas
Thedot-comcollapsemayhavebeenadisasterforWallStreetbuthereinSiliconValleyitwasablessing.Itwasthewelcomeendtoanabnormalconditionthatverynearlydestroyedtheareainanoverabundanceofsuccess.YouseethesecrettotheValley’sastoundingmultiple-decadeboomisfailure.Failureiswhatfuelsandrenewsthisplace.Failureisthefoundationforinnovation. Thevalley’sbusinessecologydependsonfailurethesamewaythetree-coveredhillsaroundusdependonfire—itwipesouttheoldgrowthandcreatesspacefornewlife.Thevalleyhasalwaysbeenindangerofdrowningintheunwelcomewasteproductsofsuccess—toomanypeopletooexpensivehousestoomuchtraffictoolittleofficespaceandtoomuchmoneychasingtoofewstartups.Failureisthesafetyvalvethedestructiverenewingforcethatfreesuppeopleideasandcapitalandrecombinesthemcreatingnewrevolutions. ConsiderhowtheInternetrevolutioncametobe.Afterhalfadecadeofstart-upstrugglesforexamplehundredsofmillionsofHollywooddollarsweregoingupinsmoke.Itallseemedlikeaterriblewastebutnoonenoticedthatthecollapseleftoneveryimportantbyproductacommunityoflaid-offC++programmerswhowerenowexpertinmultimediadesignandoutonthestreetlookingforthenextbigthing. Thesemediageekswerethepioneerofthedot-comrevolution.TheyweretheWeb’sbusinesspioneersapplyingtheirnewfoundmediasensibilitiestocreateonelittlecompanyafteranother.Mostofthesestart-upsfailedbuteveninfailuretheyadvancedthenewmediumofcyberspace.AfewgeekslikeSiliconGraphicsfounderJimClarksucceededandutterlychangedourlives.In1994Clarkwasunemployedafterleavingthecompanybefoundeddoggedlytryingtodevelopanewinteractive-TVconcept.HeapproachedMarcAndreessentheco-developerofMosaicthefirstwidelyusedInternetbrowserinhopeofpersuadingAndreessentohelphimde-signhisnewsystem.InsteadAndreessenopenedClark’seyestotheWeb’spotential.ClarkpromptlytossedhisTVplansinthetrashandthetwoco-foundedNetscapethecornerstoneoftheconsumer-Webrevolution. Liketheinteractive-TVrefugeesandgenerationsofinnovatorsbeforethemthedot-comersarealreadyhatchingnewcompanies.Manyarerevisitinggoodideasexecutedbadlyinthe’90swhileothersarestrikingoutintoentirelynewspaces.Thishappychaosiscertaintomatureintoaneworderlikelytoupsetanestablishmentasitdeliverslifechangingwonderstotherestofus.Butthisisjustthestartforrevolutionsgivebirthtorevolutions.Solet’shopeformoreofSiliconValley’ssuccessfulfailures. Itcanbelearnedfromthetextthatnewstart-ups
Itmayturnoutthatthe"digitaldivide"—oneofthemostfashionablepoliticalslogansofrecentyears—islargelyfiction.Asyouwillrecalltheargumentwentwellbeyondtheunsurprisingnotionthattherichwouldownmorecomputersthanthepoor.Thedisturbingpartofthetheorywasthatsocietywasdividingitselfintogroupsoftechnology"haves"and"have-nots"andthatthissegregationwouldinturnworsenalreadylargeeconomicinequalities.Itisthisargumentthatiseitheruntrueorwildlyexaggerated. Weshouldalwayshavebeensuspicious.Afterallcomputershavespreadquicklybecausetheyhavebecomecheapertobuyandeasiertouse.Fallingpricesandskillrequirementssuggestthatthedigitaldividewouldspontaneouslyshrink—andsoithas. Nowanewstudyfurtherdiscreditsthedigitaldivide.ThestudybyeconomistDavidCardoftheUniversityofCaliforniaBerkeleychallengesthenotionthatcomputershavesignificantlyworsenedwageinequality.Thelogicofhowthissupposedlyhappensisstraightforward:computersraisethedemandforhigh-skilledworkersincreasingtheirwages.Meanwhilecomputerization—byautomatingmanyroutinetasks—reducesthedemandforlow-skilledworkersandtherebytheirwages.Thegapbetweenthetwowidens. Superficiallywagestatisticssupportthetheory.Considertheratiobetweenworkersnearthetopofthewagedistributionandthosenearthebottom.Computerizationincreased;sodidthewagegap. ButwaitpointoutCardandDiNardo.Thetroublewithblamingcomputersisthattheworseningofinequalityoccurredprimarilyintheearly1980s.Withcomputerusegrowingthewagegapshouldhavecontinuedtoexpandifitwasbeingdrivenbyashiftingdemandforskills.IndeedCardandDiNardofindmuchdetailedevidencethatcontradictsthetheory.Theyconcludethatcomputerizationdoesnotexplain"theriseinU.S.wageinequalityinthelastquarterofthe20thcentury." Thepopularperceptionofcomputers’impactonwagesishugelyoverblown.Lotsofotherinfluencescountforasmuchormore.Theworseningofwageinequalityintheearly1980sforexamplealmostcertainlyreflectedthedeep1981—1982recessionandthefallofinflation.Companiesfoundithardertoraiseprices.Tosurvivetheyconcludedthattheyhadtoholddownthewagesoftheirleastskilledleastmobileandyoungestworkers. The"digitaldivide"suggestedasimplesolutioncomputersforacomplexproblempoverty.Withmorecomputeraccessthepoorcouldescapetheirlot.Butcomputersneverwerethesourceofanyone’spovertyandasforescapingwhatpeopledoforthemselvesmattersmorethanwhattechnologycandoforthem. Accordingtotheauthorthenotionthatcomputersaretoblameforthewagegapis
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.6
Directions: ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.YourtranslationshouldbewrittenclearlyonANSWERSHEET2.R adiationoccursfromthreenaturalsources:radioactivematerialintheenvironmentsuchasinsoilrockorbuildingmaterials;cosmicrays;andsubstancesinthehumanbodysuchasradioactivepotassiuminboneandradioactivecarbonintissues.Thesenaturalsourcesaccountforanexposureofabout100milliremsayearfortheaverageAmerican. Thelargestsinglesourceofman-maderadiationinmedicalx-raysyetmostscientistsagreethathazardsfromthissourcearenotasgreatasthosefromweaponstestfalloutsincestrontium-90andcarbon-14becomeincorporatedintothebodyhencedeliveringradiationforanentirelifetime.46Theissueishoweverbynomeansuncontroversial;indeedthelasttwodecadeshavewitnessedintensifiedexaminationanddisputeabouttheeffectsoflow-levelradiation. AsurveyconductedinBritainconfirmedthatanabnormallyhighpercentageofpatientssufferingfromarthritisofthespinewhohadbeentreatedwithx-rayscontractedcancer.Anotherstudyrevealedahighincidenceofchildhoodcancerincaseswherethemotherhadbeengivenx-rays.47Thesestudieshavepointedtotheneedtore-examinetheassumptionthatexposuretolowlinearenergytransferpresentedonlyaminorrisk. RecentlyexaminationofthedeathcertificatesofformeremployeesofaWestCoastplantwhichproducesplutoniumfornuclearweaponsrevealedmarkedlyhigherratesforcancersofthepancreaslungbonemarrowandlymphsystemsthanwouldhavebeenexpectedinanormalpopulation. 48WhiletheNationalAcademyofSciencescommitteeattributesthesedifferencestochemicalorotherenvironmentalcausesratherthanradiationotherscientistsmaintainthatanyradiationexposurenomatterhowsmallleadstoanincreaseincancerrisk.49Itisbelievedbysomethatadoseofoneremifsustainedovermanygenerationswouldleadtoanincreaseofonepercentinthenumberof1000disorderspermillionbirths. Inthemeantimeregulatoryeffortshavebeendisorganizedfragmentedandinconsistentcharacterizedbyinternecinestrifeandbureaucraticdelays.ASenatereportconcludedthatcoordinationofregulationamonginvolveddepartmentsandagencieswasnotpossiblebecauseofjurisdictionaldisputesandconfusion.50OneFederalagencyhasbeenunsuccessfulinitseffortstoobtainsufficientfundingandmanpowerfortheenforcementofexistingradiationlawsandthechairpersonofapanelespeciallycreatedtodevelopacoordinatedFederalprogramhasresigned. Theissueishoweverbynomeansuncontroversial;indeedthelasttwodecadeshavewitnessedintensifiedexaminationanddisputeabouttheeffectsoflow-levelradiation.
没有直线L:和曲面z=x2-y22+z2在点111处的切平面∏则直线L与平面∏的位置关系是
Directions: Youaregoingtoreadalistofheadingsandatextaboutnaturalselection.ChoosethemostsuitableheadingfromthelistA—Fforeachnumberedparagraph41—45.Thefirstandlastparagraphsofthetextarenotnumbered.Thereisoneextraheadingwhichyoudonotneedtouse.MarkyouranswersonANSWERSHEET1. [A]Theimpotenceofcreationism. [B]Naturalselectionactsbycompetition. [C]Theroleofnaturalselectioninthiscolorfulworld [D]Thedelicatehierarchyofthenaturalsystem. [E]Theagencyofselectioncanaccountformorecases. [F]Noleapsinnaturalevolution. Aseachspeciestendsbyitsgeometricalrateofreproductiontoincreaseexcessivelyinnumber;andasthemodifieddescendantsofeachspecieswillbeenabledtoincreasebyasmuchastheybecomemorediversifiedinhabitsandstructuresoastobeabletoseizeonmanyandwidelydifferentplacesinnaturalselectiontopreservethemostdivergentoffspringofanyonespecies.Henceduringalong-continuedcourseofmodificationtheslightdifferencescharacteristicofvarietiesofthesamespeciestendtobeaugmentedintothegreaterdifferencescharacteristicofthespeciesofthesamegenus. 41.__________ Newandimprovedvarietieswillinevitablydisplaceanddestroytheolderlessimprovedandintermediatevarieties;andthusspeciesarerenderedtoalargeextentdefinedanddistinctobjects.Dominantspeciesbelongingtothelargergroupswithineachclasstendtogivebirthtonewanddominantforms;sothateachlargegrouptendstobecomestilllargerandatthesametimemoredivergentincharacter.Butasallgroupscannotthusgoonincreasinginsizefortheworldwouldnotholdthemthemoredominantgroupsbeatthelessdominant. 42.__________ Thistendencyinthelargegroupstogoonincreasinginsizeanddivergingincharactertogetherwiththeinevitabilityofmuchextinctionexplainsthearrangementofalltheformsoflifeingroupssubordinatetogroupsallwithinafewgreatclasseswhichhasprevailedthroughoutalltime.ThisgrandfactofthegroupingofallorganicbeingsunderwhatiscalledtheNaturalSystemisutterlyunexplainableonthetheoryofcreation. 43.__________ Asnaturalselectionactssolelybyaccumulatingslightsuccessivefavorablevariationsitcanproducenogreatorsuddenmodifications;itcanactonlybyshortandslowsteps.Wecanseewhythroughoutnaturethesamegeneralendisgainedbyanalmostinfinitediversityofmeansforeverypeculiaritywhenonceacquiredinlonginheritedandstructuresalreadymodifiedinmanydifferentwayshavetobeadaptedforthesamegeneralpurpose.Wecaninshortseewhynatureisextravagantinvarietythoughnotgenerousininnovation.Butwhythisshouldbealawofnatureifeachspecieshasbeenindependentlycreatednomancanexplain. 44.__________ Manyotherfactsareasitseemstomeexplicableonthistheory.Howstrangeitisthatabirdundertheformofawoodpeckershouldpreyoninsectsonthegroundandthatuplandgeesewhichrarelyorneverswimshouldpossesswebbedfeetandsoinendlessothercases.Butontheviewofeachspeciesconstantlytryingtoincreaseinnumberwithnaturalselectionalwaysreadytoadapttheslowlyvaryingdescendantsofeachtoanyunoccupiedorill-occupiedplaceinnaturethesefactsceasetobestrangeormightevenhavebeenanticipated. 45.__________ Wecantoacertainextentunderstandhowitisthatthereissomuchbeautythroughoutnature;forthismaybelargelyattributedtotheagencyofselection.Thatbeautyaccordingtooursenseofitisnotuniversalmustbeadmittedbyeveryonewhowilllookatsomehideousbatswithadistortedresemblancetothehumanface.Sexualselectionhasgiventhemostbrilliantcolorselegantpatternsandotherornamentstothemales.Withbirdsithasoftenrenderedthevoiceofthemalemusicaltothefemaleaswellastoourears.Flowersandfruithavebeenrenderedconspicuousbybrilliantcolorsincontrastwiththegreenfoliageinorderthattheflowersmaybereadilyseenvisitedandfertilizedbyinsects. Asnaturalselectionactsbycompetitionitadaptsandimprovestheinhabitantsofeachcountryonlyinrelationtotheirco-inhabitants;sothatweneedfeelnosurpriseatthespeciesofanyonecountrybeingbeatenandsupplantedbythenaturalizedproductionsfromanotherland.Thewonderindeedisonthetheoryofnaturalselectionthatmorecasesofthewantofabsoluteperfectionhavenotbeendetected. 44
TheTuscantownofVincibirthplaceofLeonardoandhometoamuseumofhismachinesshouldfittinglyputonashowofthetelevision-robotsculpturesofNamJunPaik.ThisKorean-bornAmericanartistandtheRenaissancemasterarekindredspirits:LeonardosawhumanisticpotentialinhisscientificexperimentsMrPaikendeavorstoharnessmediatechnologyforartisticpurposes.Apioneerofvideoartinthelate1960shetreatstelevisionasaspaceforartimagesandasmaterialforrobotsandinteractivesculptures. MrPaikwasnotalone.Heandfellowartistspickedonthevideocamerasbecausetheyofferedaneasywaytorecordtheirperformanceart.Nowtomarkvideoart’scomingofageNewYork’sMuseumofModernArtislookingbackattheireffortsinafilmseriescalled"TheFirstDecade".ItcelebratestheearlydaysofvideobyscreeningthearchivesofElectronicArtsIntermixEAIoneoftheworld’sleadingdistributorsofvideoandnewmediaartfounded30yearsago. OneofEAI’smostfamousalumniisBillViola.Partofthesecondgenerationofvideoartistswhoemergedinthe1970sMrViolaexperimentedwithvideo’sexpressivepotential.Hiscameraexploresreligiousritualanduniversalideas.TheViolashowattheDeutscheGuggenheiminBerlinshowsusmoving-imagefrescoesthatcoverthegallerywallsandenveloptheviewerinallembracingcyclesoflifeanddeath. OnenewstarisaCalifornianDougAitkenwhotookoverLondon’sSerpentineGallerylastOctoberwithaninstallationcalled"NewOcean".SomesayMrAitkenistovideowhatJacksonPollockwastopainting.Hedripshisimagesfromfloortoceilingcreatingsequencesofroomsinwhichthespacesurroundstheviewerinhallucinatoryimagesofsoundandlight. AttheSerpentineMrAitkencreatedacollageofmovingimagesonthethemeofwater’sflowaroundtheplanetasaforceoflife."Iwantedtocreateanewtopographyinthisworkaliquidimagetoshowaworldthatneverstandsstill"hesays.Theboundarybetweenthephysicalworldandtheworldofimagesandinformationhethinksisblurring. Theinterplayofillusionandrealitysoundandimagereferencestoarthistorypoliticsfilmandtelevisioninthisartformthatisbarely30yearsoldcanmakevideoartdifficulttodefine.Manycallitfilm-basedormoving-imagearttoincludeartistswhoworkwithothercinematicmedia.Atitsbesttheappealofvideoartliesinitsversatilityitspowertocapturethepassingoftimeandonitsabilitytocommunicatebothinsideandoutsidegallerywalls. ThebirthplaceofLeonardoismentionedinthetext
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.20
TheTuscantownofVincibirthplaceofLeonardoandhometoamuseumofhismachinesshouldfittinglyputonashowofthetelevision-robotsculpturesofNamJunPaik.ThisKorean-bornAmericanartistandtheRenaissancemasterarekindredspirits:LeonardosawhumanisticpotentialinhisscientificexperimentsMrPaikendeavorstoharnessmediatechnologyforartisticpurposes.Apioneerofvideoartinthelate1960shetreatstelevisionasaspaceforartimagesandasmaterialforrobotsandinteractivesculptures. MrPaikwasnotalone.Heandfellowartistspickedonthevideocamerasbecausetheyofferedaneasywaytorecordtheirperformanceart.Nowtomarkvideoart’scomingofageNewYork’sMuseumofModernArtislookingbackattheireffortsinafilmseriescalled"TheFirstDecade".ItcelebratestheearlydaysofvideobyscreeningthearchivesofElectronicArtsIntermixEAIoneoftheworld’sleadingdistributorsofvideoandnewmediaartfounded30yearsago. OneofEAI’smostfamousalumniisBillViola.Partofthesecondgenerationofvideoartistswhoemergedinthe1970sMrViolaexperimentedwithvideo’sexpressivepotential.Hiscameraexploresreligiousritualanduniversalideas.TheViolashowattheDeutscheGuggenheiminBerlinshowsusmoving-imagefrescoesthatcoverthegallerywallsandenveloptheviewerinallembracingcyclesoflifeanddeath. OnenewstarisaCalifornianDougAitkenwhotookoverLondon’sSerpentineGallerylastOctoberwithaninstallationcalled"NewOcean".SomesayMrAitkenistovideowhatJacksonPollockwastopainting.Hedripshisimagesfromfloortoceilingcreatingsequencesofroomsinwhichthespacesurroundstheviewerinhallucinatoryimagesofsoundandlight. AttheSerpentineMrAitkencreatedacollageofmovingimagesonthethemeofwater’sflowaroundtheplanetasaforceoflife."Iwantedtocreateanewtopographyinthisworkaliquidimagetoshowaworldthatneverstandsstill"hesays.Theboundarybetweenthephysicalworldandtheworldofimagesandinformationhethinksisblurring. Theinterplayofillusionandrealitysoundandimagereferencestoarthistorypoliticsfilmandtelevisioninthisartformthatisbarely30yearsoldcanmakevideoartdifficulttodefine.Manycallitfilm-basedormoving-imagearttoincludeartistswhoworkwithothercinematicmedia.Atitsbesttheappealofvideoartliesinitsversatilityitspowertocapturethepassingoftimeandonitsabilitytocommunicatebothinsideandoutsidegallerywalls. Aspointedoutinthetextthevideoarttechnologyischaracterizedbyits
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.8
TheTuscantownofVincibirthplaceofLeonardoandhometoamuseumofhismachinesshouldfittinglyputonashowofthetelevision-robotsculpturesofNamJunPaik.ThisKorean-bornAmericanartistandtheRenaissancemasterarekindredspirits:LeonardosawhumanisticpotentialinhisscientificexperimentsMrPaikendeavorstoharnessmediatechnologyforartisticpurposes.Apioneerofvideoartinthelate1960shetreatstelevisionasaspaceforartimagesandasmaterialforrobotsandinteractivesculptures. MrPaikwasnotalone.Heandfellowartistspickedonthevideocamerasbecausetheyofferedaneasywaytorecordtheirperformanceart.Nowtomarkvideoart’scomingofageNewYork’sMuseumofModernArtislookingbackattheireffortsinafilmseriescalled"TheFirstDecade".ItcelebratestheearlydaysofvideobyscreeningthearchivesofElectronicArtsIntermixEAIoneoftheworld’sleadingdistributorsofvideoandnewmediaartfounded30yearsago. OneofEAI’smostfamousalumniisBillViola.Partofthesecondgenerationofvideoartistswhoemergedinthe1970sMrViolaexperimentedwithvideo’sexpressivepotential.Hiscameraexploresreligiousritualanduniversalideas.TheViolashowattheDeutscheGuggenheiminBerlinshowsusmoving-imagefrescoesthatcoverthegallerywallsandenveloptheviewerinallembracingcyclesoflifeanddeath. OnenewstarisaCalifornianDougAitkenwhotookoverLondon’sSerpentineGallerylastOctoberwithaninstallationcalled"NewOcean".SomesayMrAitkenistovideowhatJacksonPollockwastopainting.Hedripshisimagesfromfloortoceilingcreatingsequencesofroomsinwhichthespacesurroundstheviewerinhallucinatoryimagesofsoundandlight. AttheSerpentineMrAitkencreatedacollageofmovingimagesonthethemeofwater’sflowaroundtheplanetasaforceoflife."Iwantedtocreateanewtopographyinthisworkaliquidimagetoshowaworldthatneverstandsstill"hesays.Theboundarybetweenthephysicalworldandtheworldofimagesandinformationhethinksisblurring. Theinterplayofillusionandrealitysoundandimagereferencestoarthistorypoliticsfilmandtelevisioninthisartformthatisbarely30yearsoldcanmakevideoartdifficulttodefine.Manycallitfilm-basedormoving-imagearttoincludeartistswhoworkwithothercinematicmedia.Atitsbesttheappealofvideoartliesinitsversatilityitspowertocapturethepassingoftimeandonitsabilitytocommunicatebothinsideandoutsidegallerywalls. Whichofthefollowingwouldthebesttitleforthetext
Theproblemtobetakenupandthepointatwhichthesearchforasolutionwillbeginarecustomarilyprescribedbytheinvestigator1asubjectparticipatinginan2onthinkingorbytheprogrammerforacomputer.3prevailingtechniquesof4inthepsychologyofthinkinghaveinvited5ofthemotivationalaspectsofthinking.Theconditionsthatdeterminewhenthepersonwillbegintothinkin6tosomeotheractivitywhathewillthinkaboutwhatdirectionhisthinkingwilltakeandwhenhewillregardhissearchforasolutionassuccessfullyterminatedorabandonitasnotworthpursuingfurther7arebeginningtoattractinvestigation.8muchthinkingisaimedat9endsspecialmotivationalproblemsareraisedby"disinterested"thinkinginwhichthe10ofananswertoaquestionisasourceofsatisfactioninitself. Forcomputerspecialiststhedetectionofamismatchbetweentheformulathattheprogramsofarhas11andsomeformulaorsetofrequirementsthat12asolutioniswhatimpelscontinuationofthesearchanddeterminesthedirectionitwill13. Neo-behavioristslikepsychoanalystshavemademuchofsecondary14valueandstimulusgeneralization;i.e.thetendencyofastimuluspatterntobecomeasourceofsatisfactionifitresemblesorhas15accompaniedsomeformofbiologicalgratification.Theinsufficiencyofthiskindofexplanationbecomesapparent16whentheimportanceofnoveltysurprisecomplexityincongruityambiguityand17isconsidered.Inconsistencybetweenbeliefsbetweenitemsofincomingsensoryinformationorbetweenone’sbeliefandanitemofsensoryinformation18canbeasourceofdiscomfortimpellinga19forresolutionthroughreorganizationofbelief20orthroughselectiveacquisitionofnewinformation. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.16
热门题库
更多
香港法概论
反间谍法
__学
合同法
证据学
民事诉讼法学
民法学
刑法学
消费者权益保护法
法理学
竞争法
国际公法
国际经济法
农村政策法规
行政法与行政诉讼法
仲裁法学
湘公网安备 43130202000226号