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Whatoursocietysuffersfrommosttodayistheabsenceofconsensusaboutwhatitandlifeinitoughttobe;suchconsensuscannotbegainedfromsociety’spresentstageorfromfantasiesaboutwhatitoughttobe.Forthatthepresentistoocloseandtoodiversifiedandthefuturetoouncertaintomakebelievableclaimsaboutit.AconsensusinthepresenthencecanbeachievedonlythroughasharedunderstandingofthepastasHomer’sepicsinformedthosewholivedcenturieslaterWhatitmeanttobeGreekandbywhatimagesandidealstheyweretolivetheirlivesandorganizetheirsocieties. Mostsocietiesderiveconsensusfromalonghistoryalanguagealltheirownacommonreligioncommonancestry.Themythsbywhichtheylivearebasedonallofthese.ButtheUnitedStatesisacountryofimmigrantscomingfromagreatvarietyofnations.LatelyithasbeenemphasizedthatanasocialnarcissisticpersonalityhasbecomecharacteristicofAmericansandthatitisthistypeofpersonalitythatmakesforthelackofwell-beingbecauseitpreventsusfromachievingconsensusthatwouldcounteractatendencytowithdrawintoprivateworlds.InthisstudyofnarcissismChristopherLashsaysthatmodernman"torturedbyself-consciousnessturnstonewtherapiesnottofreehimselfofhispersonalworrieshuttofindmeaningandpurposeinlifetofindsomethingtolivefor".Thereiswidespreaddistressbecausenationalmoralehasdeclinedandwehavelostanearliersenseofnationalvisionandpurpose. Contrarytorigidreligionsorpoliticalbeliefsasarefoundintotalitariansocietiesourcultureisoneofthegreatindividualdifferencesatleastinprincipleandintheory;butthisleadstodisunityevenchaos.Americansbelieveinthevalueofdiversitybutjustbecauseoursisasocietybasedonindividualdiversityitneedsconsensusaboutsomedominatingideasmorethansocietiesbasedonuniformoriginoftheircitizens.Henceifwearetohaveconsensusitmustbebasedonamyth--avisionaboutacommonexperienceaconquestthatmadeusAmericansasthemythabouttheconquestofTroyformedtheGreeks.Onlyacommonmythcanofferrelieffromthefearthatlifeiswithoutmeaningorpurpose.Mythspermitustoexamineourplaceintheworldbycomparingittoasharedidea.Mythsaresharedfantasiesthatformthetiethatbindstheindividualtoothermembersofhisgroup.Suchmythshelptowardofffeelingsofisolationsguiltanxietyandpurposelessness--inshorttheycombatisolationandthebreakdownofsocialstandardsandvalues Americansmayfindthemselvesinasocietycharacterizedby
Whatoursocietysuffersfrommosttodayistheabsenceofconsensusaboutwhatitandlifeinitoughttobe;suchconsensuscannotbegainedfromsociety’spresentstageorfromfantasiesaboutwhatitoughttobe.Forthatthepresentistoocloseandtoodiversifiedandthefuturetoouncertaintomakebelievableclaimsaboutit.AconsensusinthepresenthencecanbeachievedonlythroughasharedunderstandingofthepastasHomer’sepicsinformedthosewholivedcenturieslaterWhatitmeanttobeGreekandbywhatimagesandidealstheyweretolivetheirlivesandorganizetheirsocieties. Mostsocietiesderiveconsensusfromalonghistoryalanguagealltheirownacommonreligioncommonancestry.Themythsbywhichtheylivearebasedonallofthese.ButtheUnitedStatesisacountryofimmigrantscomingfromagreatvarietyofnations.LatelyithasbeenemphasizedthatanasocialnarcissisticpersonalityhasbecomecharacteristicofAmericansandthatitisthistypeofpersonalitythatmakesforthelackofwell-beingbecauseitpreventsusfromachievingconsensusthatwouldcounteractatendencytowithdrawintoprivateworlds.InthisstudyofnarcissismChristopherLashsaysthatmodernman"torturedbyself-consciousnessturnstonewtherapiesnottofreehimselfofhispersonalworrieshuttofindmeaningandpurposeinlifetofindsomethingtolivefor".Thereiswidespreaddistressbecausenationalmoralehasdeclinedandwehavelostanearliersenseofnationalvisionandpurpose. Contrarytorigidreligionsorpoliticalbeliefsasarefoundintotalitariansocietiesourcultureisoneofthegreatindividualdifferencesatleastinprincipleandintheory;butthisleadstodisunityevenchaos.Americansbelieveinthevalueofdiversitybutjustbecauseoursisasocietybasedonindividualdiversityitneedsconsensusaboutsomedominatingideasmorethansocietiesbasedonuniformoriginoftheircitizens.Henceifwearetohaveconsensusitmustbebasedonamyth--avisionaboutacommonexperienceaconquestthatmadeusAmericansasthemythabouttheconquestofTroyformedtheGreeks.Onlyacommonmythcanofferrelieffromthefearthatlifeiswithoutmeaningorpurpose.Mythspermitustoexamineourplaceintheworldbycomparingittoasharedidea.Mythsaresharedfantasiesthatformthetiethatbindstheindividualtoothermembersofhisgroup.Suchmythshelptowardofffeelingsofisolationsguiltanxietyandpurposelessness--inshorttheycombatisolationandthebreakdownofsocialstandardsandvalues TheauthorconcludesthatonlysharedmythscanhelpAmericans
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.5
Whenadiseaseofepidemicproportionsripsintothepopulacescientistsimmediatelygettoworktryingtolocatethesourceoftheafflictionandfindwaystocombatit.Oftentimessuccessisachievedasmedicalscienceisabletoisolatetheparasitegermorcellthatcausestheproblemandfindswaystoeffectivelykillorcontainit.Inthemostseriousofcasesinwhichtheentirepopulationofaregionorcountrymaybeatgraveriskitisdeemednecessarytoprotecttheentirepopulationthroughvaccinationsoastosafeguardlivesandensurethatthediseasewillnotspread. Theprocessofvaccinationallowsthepatient’sbodytodevelopimmunitytothevirusordiseasesothatifitisencounteredonecanwarditoffnaturally.Toaccomplishthisasmallweakordeadstrainofthediseaseisactuallyinjectedintothepatientinacontrolledenvironmentsothathisbody’simmunesystemcanlearntofighttheinvaderproperly.Informationonhowtopenetratethedisease’sdefensesistransmittedtoallelementsofthepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgeneticinformationispassedfromcelltocell.Thismakessurethatshouldthepatientlatercomeintocontactwiththerealproblemhisbodyiswellequippedandtrainedtodealwithithavingalreadydonesobefore. Therearedangersinherentintheprocesshowever.Onoccasioneventheweakenedversionofthediseasecontainedinthevaccineprovestoomuchforthebodytohandleresultingintheimmunesystemsuccumbingandthereforethepatient’sdeath.SuchisthecaseofthesmallpoxvaccinedesignedtoeradicatethesmallpoxepidemicthatnearlywipedouttheentireNativeAmericanpopulationandkilledmassivenumbersofsettlers.Approximately1in10000peoplewhoreceivesthevaccinecontractthesmallpoxdiseasefromthevaccineitselfanddiesfromit.ThusiftheentirepopulationoftheUnitedStatesweretoreceivetheSmallpoxVaccinetoday3000Americanswouldbeleftdead. Fortunatelythesmallpoxviruswasconsiderederadicatedintheearly1970’sendingthemandatoryvaccinationofallbabiesinAmerica.Intheeventofareintroductionofthediseasehowevermandatoryvaccinationsmayresumeresultinginmoreunexpecteddeathsfromvaccination.Theprocesswhichistrulyamixedblessingmayindeedhidesomehiddencurses. Thebesttitleforthetextmaybe
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.1
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.13
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.3
Directions: Youaregoingtoreadalistofheadingsandatextabouthappiness.Choosethemostsuitable headingfromthelistA--Fforeachnumberedparagraph41--45.Thefirstandlastparagraphsofthetextarenotnumbered.Thereisoneextraheadingwhichyoudonotneedtouse.MarkyouranswersonANSWERSHEET1. [A]Extensiveapplicationsofhaptictechnology. [B]Possibilitiesrenderedbyhapticmechanisms. [C]Thefeasibilityofextendingoursensesandexploringabstractuniverses. [D]Anexampleoftheprogressinscienceofhaptics. [E]Bringingthepotentialofoursensesintofullplay. [F]Willhapticsstepintoabrightfuture "OOOF!"Usingyourmouseyouheaveadatafileacrossthescreen--acoupleofgigabytesofdataweighalot.Itsroughsurfacetellsyouthatitisagraphicsfile.Havingtippedthishugepileofdataintoahopperthatsendsittotherightprogramyouexamineascreenimageoftheforesttrailyou’llbehikingonyourVacation.Thenusingaglovedhandyoumasteritsdetailsbyrunningyourfingersoveritsforksandbendsitssharprisesandfalls.LateryousendanE-mailtoyourbelovedbendingtothedeskpadtoattachakiss. 41．______________ ThescienceofhapticsfromtheGreekhaptesthai"totouch"ismakingthesefantasiesreal.Afewprimitivedevicesareextendinghuman-machinecommunicationbeyondvisionandsound.Hapticjoysticksandsteeringwheelsforcomputergamesarealreadygivinghappyplayerssomeofthesensationsofpilotingaspaceshipdrivingaracingcarorfiringweapons.Intimehapticinterfacesmayallowustomanipulatesinglemoleculesfeelcloudsandgalaxiesevenreachintohigherdimensionstograspthesubtlestructuresofmathematics. 42．______________ Mostofoursensesarepassive.Inhearingandvisionforexamplethesoundorlightissimplyreceivedandanalyzed.Buttouchisdifferent:weactivelyexploreandalterrealitywithourhandssothesameactionthatgathersinformationcanalsochangetheworld--tomodelapieceofclayorpressabuttonforexample.Inprovidingdirectcontactbetweenpeopletouchcarriesemotionalimpact.Andinprovidingdirectcontactwiththeworlditisthesuresignofrealityasin"pinchme--amIdreaming" 43．______________ Somesmallstepshaveevenbeentakentowardswhole-bodyhaptics.TouchTechnologyofNovaScotiaCanadahasbuiltahapticchair.Itlookslikeafulllengthloungechairinafamilydenbutitssurfaceisstuddedwith72"tactors"-pneumaticpistonrodscoveredwithroundedbuttonsthatcanextendaboutaninchandcanbedrivenundercomputercontrolinanydesiredsequenceandpattern.Itcouldbeprogrammedtoimitatearealmassageortofunctionintimetomusic.Accordingtothemanufacturerthatprovidesapowerfulblendingofsen-sations--alongtermgoalofvirtualreality. 44．______________ Evenatitspresentcrudelevelhoweverhapticscanmaketangiblewhatoncecouldnotbetouchedorevenpictured.ToinvestigatetheworldoftheverysmallresearchersattheUniversityofNorthCarolinaChapelHillhavedevelopedthenanoManipulator.Thisaddstouchtothetechniqueofscanningprobemicroscopywhichcanimageasingleatombymonitoringeithertheelectricalcurrentflowingbetweenanextremelyfineprobeandasurfaceortheforcebetweenthem.WiththenanoManipulatorresearcherscanseeandmanipulateauniverseamilliontimessmallerthantheirowntostudyvirusesandtinysemiconductingdevices.Iftheforcefeedbackcanbemadesensitiveenoughitmaybepossibletopushmolecularkeysintospecificmolecularlockstocustom-designdrugsorassemblesiliconpartsintointricatenanomachines.Withotherinterfacesthereisnoreasonweshouldn’talsobeabletotouchtheverylarge-cloudsoceancurrentsmantleflowsmountainsgalaxyclusters.Ortheverystrong--withasuitableforcescalingnewceramicsoralloyscouldbesqueezedandtwangedtotesttheirengineeringproperties.Orthephysicallyextremeandinaccessible--suchasultrahotplasmaflowsinfusionmachines. 45．______________ Haptictechnologycouldevenmakeabstractideastangible.Manyscientificconceptsoccupyspacesofmorethanthreedimensions:stringtheoryforexampleassertsthatweliveina10or11-dimensionalUniverse.AsitisimpossibletovisualisesuchaspaceweexploretheseideasthroughmathematicalexpressionsortwodimensionalsketchesonpaperButprobingtheseunfamiliargeometrieswithtouchmaybemoreeffective.Andforblindpeoplehapticsoffersanewwaytograspinformationeveninthreedimensions.AgroupattheUniversityofDelawarehasdevelopedanenvironmentwhereapersoncanfeelamathematicalfunction.UsingaPHAN-TOMtheuser"walks"alongthesurfaceofthefigure.Likeahikerfollowingmountainousterraintheuserfeelswherethefunctionissteepwhereitislevelandwhereitspeaksandvalleyslie.OtherhapticsystemscouldhelpblindpeopletobrowsetheInternetfeelingimagesaswellaswords. Thefutureofhapticsisbrightbuttheonlysensualrelationshipitwillbesustaininganytimesoonisbetweenyouandyourcomputer. 41
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.19
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.15
Whenadiseaseofepidemicproportionsripsintothepopulacescientistsimmediatelygettoworktryingtolocatethesourceoftheafflictionandfindwaystocombatit.Oftentimessuccessisachievedasmedicalscienceisabletoisolatetheparasitegermorcellthatcausestheproblemandfindswaystoeffectivelykillorcontainit.Inthemostseriousofcasesinwhichtheentirepopulationofaregionorcountrymaybeatgraveriskitisdeemednecessarytoprotecttheentirepopulationthroughvaccinationsoastosafeguardlivesandensurethatthediseasewillnotspread. Theprocessofvaccinationallowsthepatient’sbodytodevelopimmunitytothevirusordiseasesothatifitisencounteredonecanwarditoffnaturally.Toaccomplishthisasmallweakordeadstrainofthediseaseisactuallyinjectedintothepatientinacontrolledenvironmentsothathisbody’simmunesystemcanlearntofighttheinvaderproperly.Informationonhowtopenetratethedisease’sdefensesistransmittedtoallelementsofthepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgeneticinformationispassedfromcelltocell.Thismakessurethatshouldthepatientlatercomeintocontactwiththerealproblemhisbodyiswellequippedandtrainedtodealwithithavingalreadydonesobefore. Therearedangersinherentintheprocesshowever.Onoccasioneventheweakenedversionofthediseasecontainedinthevaccineprovestoomuchforthebodytohandleresultingintheimmunesystemsuccumbingandthereforethepatient’sdeath.SuchisthecaseofthesmallpoxvaccinedesignedtoeradicatethesmallpoxepidemicthatnearlywipedouttheentireNativeAmericanpopulationandkilledmassivenumbersofsettlers.Approximately1in10000peoplewhoreceivesthevaccinecontractthesmallpoxdiseasefromthevaccineitselfanddiesfromit.ThusiftheentirepopulationoftheUnitedStatesweretoreceivetheSmallpoxVaccinetoday3000Americanswouldbeleftdead. Fortunatelythesmallpoxviruswasconsiderederadicatedintheearly1970’sendingthemandatoryvaccinationofallbabiesinAmerica.Intheeventofareintroductionofthediseasehowevermandatoryvaccinationsmayresumeresultinginmoreunexpecteddeathsfromvaccination.Theprocesswhichistrulyamixedblessingmayindeedhidesomehiddencurses. ThephrasewarditoffnaturallyParagraph2mostprobablymeans
清末公布的商事法规有
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.9
在我国的司法实践中地方各级人民法院往往以最高人民法院在公报中列举的典型案件作为审判的参考在事实上已经作为一种“样本”来使用因此有人认为在现代中国判例的作用已与英美法系国家无本质上的区分 试运用法理学的有关知识分析上述观点
Inthenextcenturywe’llbeabletoalterourDNAradicallyencodingourvisionsandvanitieswhileconcoctingnewlife-forms.WhenDr.Frankensteinmadehismonsterhewrestledwiththemoralissueofwhetherheshouldallowittoreproduce"HadItherightformyownbenefittoinflictthecurseuponeverlastinggenerations"Willsuchquestionsrequireustodevelopnewmoralphilosophies Probablynot.Insteadwe’llreachagainforatime-testedmoralconcept;onesometimescalledtheGoldenRuleandwhichKantthemillennium’smostprudentmoralistconjuredupintoacategoricalimperativeDountoothersasyouwouldhavethemdountoyou;treateachpersonasanindividualratherthanasameanstosomeend. Underthismoralpreceptweshouldrecoilathumancloningbecauseitinevitablyentailsusinghumansasmeanstootherhumans’endsandvaluingthemascopiesofotherswelovedorascollectionsofbodypartsnotasindividualsintheirownright.WeshouldalsodrawalinehoweverfuzzythatwouldpermitusinggeneticengineeringtocurediseasesanddisabilitiesbutnottochangethepersonalattributesthatmakesomeoneanindividualIQphysicalappearancegenderandsexuality. Thebiotechagewillalsogiveusmorereasontoguardourpersonalprivacy.AldousHuxleyinBraveNewWorldgotitwrong:ratherthancentralizingpowerinthehandsofthestateDNAtechnologyhasempoweredindividualsandfamilies.Butthestatewillhaveanimportantrolemakingsurethatnooneincludinginsurancecompaniescanlookatourgeneticdatawithoutourpermissionoruseittodiscriminateagainstus. Thenwecangetreadyforthebreakthroughsthatcouldcomeattheendofthenextcenturyandthetechnologyiscomparabletomappingourgenes:plottingthe10billionormoreneuronsofourbrain.Withthatinformationwemightsomedaybeabletocreateartificialintelligencesthatthinkandexperienceconsciousnessinwaysthatareindistinguishablefromahumanbrain.Eventuallywemightbeabletoreplicateourownmindsina"dry-ware"machinesothatwecouldliveonwithoutthe"wet-ware"ofabiologicalbrainandbody.The20thcentury’srevolutionininfotechnologywilltherebymergewiththe21stcentury’srevolutioninbiotechnology.Butthisissciencefiction.Let’sturnthepagenowandgetbacktorealscience. Itcanbeconcludedfromthetextthatthetechnologyofhumancloningshouldbeemployed
Euthanasiaisclearlyadeliberateandintentionalaspectofakilling.Takingahumanlifeevenwithsubtleritesandconsentofthepartyinvolvedisbarbaric.Noonecanjustlykillanotherhumanbeing.Justasitiswrongforaserialkillertomurderitiswrongforaphysiciantodosoaswellnomatterwhatthemotivefordoingsomaybe. ManythinkersincludingalmostallorthodoxCatholicsbelievethateuthanasiaisimmoral.Theyopposekillingpatientsinanycircumstanceswhatever.Howevertheythinkitisallrightinsomespecialcircumstancestoallowpatientstodiebywithholdingtreatment.TheAmericanMedicalAssociation’spolicystatementonmercykillingsupportsthistraditionalview.Inmypaper"ActiveandPassiveEuthanasia"Iargueagainstthetraditionalviewthatthereisinfactnonormaldifferencebetweenkillingandlettingdie--ifoneispermissiblethensoistheother. ProfessorSullivandoesnotdisputemyargument;insteadhedismissesitasirrelevant.Thetraditionaldoctrinehesaysdoesnotappealtoordependonthedistinctionbetweenkillingandlettingdie.Thereforeargumentsagainstthatdistinction"leavethetraditionalpositionuntouched." IsmyargumentreallyirrelevantIdon’tseehowitcanbe.AsSullivanhimselfpointsoutnearlyeveryoneholdsthatitissometimesmeaninglesstoprolongtheprocessofdyingandthatinthosecasesitismorallypermissibletoletapatientdieeventhoughafewmorehoursordayscouldbesavedbyproceduresthatwouldalsoincreasetheagoniesofthedying.Butifitisimpossibletodefendageneraldistinctionbetweenlettingpeopledieandactingtoterminatetheirlivesdirectlythenitwouldseemthatactiveeuthanasiaalsomaybemorallypermissible. ButtraditionalistslikeprofessorSullivanholdthatactiveeuthanasia--thedirectkillingofpatients--isnotmorallypermissible;soifmyargumentissoundtheirviewmustbemistaken.Icannotagreethenthatmyargument"leavethetraditionalpositionuntouched." HoweverIshallnotpressthispoint.InsteadIshallpresentsomefurtherargumentsagainstthetraditionalpositionconcentratingonthoseelementsofthepositionwhichprofessorSullivanhimselfthinksmostimportant.Accordingtohimwhatisimportantisfirstthatweshouldneverintentionallyterminatethelifeofapatienteitherbyactionoromissionandsecondthatwemayceaseoromittreatmentofapatientknowingthatthiswillresultindeathonlyifthemeansoftreatmentinvolvedareextraordinary AccordingtotheauthortheviewsheldbytraditionalorthodoxCatholicsoneuthanasiais
董仲舒在春秋繁露·精华中说春秋之听狱也必本其事而原其志志邪者不待成首恶者罪特重本直者其论轻请据此分析说明春秋决狱这一汉代司法审判制度的特点
下列属于__监督方式的是
Euthanasiaisclearlyadeliberateandintentionalaspectofakilling.Takingahumanlifeevenwithsubtleritesandconsentofthepartyinvolvedisbarbaric.Noonecanjustlykillanotherhumanbeing.Justasitiswrongforaserialkillertomurderitiswrongforaphysiciantodosoaswellnomatterwhatthemotivefordoingsomaybe. ManythinkersincludingalmostallorthodoxCatholicsbelievethateuthanasiaisimmoral.Theyopposekillingpatientsinanycircumstanceswhatever.Howevertheythinkitisallrightinsomespecialcircumstancestoallowpatientstodiebywithholdingtreatment.TheAmericanMedicalAssociation’spolicystatementonmercykillingsupportsthistraditionalview.Inmypaper"ActiveandPassiveEuthanasia"Iargueagainstthetraditionalviewthatthereisinfactnonormaldifferencebetweenkillingandlettingdie--ifoneispermissiblethensoistheother. ProfessorSullivandoesnotdisputemyargument;insteadhedismissesitasirrelevant.Thetraditionaldoctrinehesaysdoesnotappealtoordependonthedistinctionbetweenkillingandlettingdie.Thereforeargumentsagainstthatdistinction"leavethetraditionalpositionuntouched." IsmyargumentreallyirrelevantIdon’tseehowitcanbe.AsSullivanhimselfpointsoutnearlyeveryoneholdsthatitissometimesmeaninglesstoprolongtheprocessofdyingandthatinthosecasesitismorallypermissibletoletapatientdieeventhoughafewmorehoursordayscouldbesavedbyproceduresthatwouldalsoincreasetheagoniesofthedying.Butifitisimpossibletodefendageneraldistinctionbetweenlettingpeopledieandactingtoterminatetheirlivesdirectlythenitwouldseemthatactiveeuthanasiaalsomaybemorallypermissible. ButtraditionalistslikeprofessorSullivanholdthatactiveeuthanasia--thedirectkillingofpatients--isnotmorallypermissible;soifmyargumentissoundtheirviewmustbemistaken.Icannotagreethenthatmyargument"leavethetraditionalpositionuntouched." HoweverIshallnotpressthispoint.InsteadIshallpresentsomefurtherargumentsagainstthetraditionalpositionconcentratingonthoseelementsofthepositionwhichprofessorSullivanhimselfthinksmostimportant.Accordingtohimwhatisimportantisfirstthatweshouldneverintentionallyterminatethelifeofapatienteitherbyactionoromissionandsecondthatwemayceaseoromittreatmentofapatientknowingthatthiswillresultindeathonlyifthemeansoftreatmentinvolvedareextraordinary WhichofthefollowingisTRUEaccordingtothepassage
法律关系与其他社会关系的不同之处在于
为什么说法律是一种特殊的社会规范
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.11
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.17
Directions: Youaregoingtoreadalistofheadingsandatextabouthappiness.Choosethemostsuitable headingfromthelistA--Fforeachnumberedparagraph41--45.Thefirstandlastparagraphsofthetextarenotnumbered.Thereisoneextraheadingwhichyoudonotneedtouse.MarkyouranswersonANSWERSHEET1. [A]Extensiveapplicationsofhaptictechnology. [B]Possibilitiesrenderedbyhapticmechanisms. [C]Thefeasibilityofextendingoursensesandexploringabstractuniverses. [D]Anexampleoftheprogressinscienceofhaptics. [E]Bringingthepotentialofoursensesintofullplay. [F]Willhapticsstepintoabrightfuture "OOOF!"Usingyourmouseyouheaveadatafileacrossthescreen--acoupleofgigabytesofdataweighalot.Itsroughsurfacetellsyouthatitisagraphicsfile.Havingtippedthishugepileofdataintoahopperthatsendsittotherightprogramyouexamineascreenimageoftheforesttrailyou’llbehikingonyourVacation.Thenusingaglovedhandyoumasteritsdetailsbyrunningyourfingersoveritsforksandbendsitssharprisesandfalls.LateryousendanE-mailtoyourbelovedbendingtothedeskpadtoattachakiss. 41．______________ ThescienceofhapticsfromtheGreekhaptesthai"totouch"ismakingthesefantasiesreal.Afewprimitivedevicesareextendinghuman-machinecommunicationbeyondvisionandsound.Hapticjoysticksandsteeringwheelsforcomputergamesarealreadygivinghappyplayerssomeofthesensationsofpilotingaspaceshipdrivingaracingcarorfiringweapons.Intimehapticinterfacesmayallowustomanipulatesinglemoleculesfeelcloudsandgalaxiesevenreachintohigherdimensionstograspthesubtlestructuresofmathematics. 42．______________ Mostofoursensesarepassive.Inhearingandvisionforexamplethesoundorlightissimplyreceivedandanalyzed.Buttouchisdifferent:weactivelyexploreandalterrealitywithourhandssothesameactionthatgathersinformationcanalsochangetheworld--tomodelapieceofclayorpressabuttonforexample.Inprovidingdirectcontactbetweenpeopletouchcarriesemotionalimpact.Andinprovidingdirectcontactwiththeworlditisthesuresignofrealityasin"pinchme--amIdreaming" 43．______________ Somesmallstepshaveevenbeentakentowardswhole-bodyhaptics.TouchTechnologyofNovaScotiaCanadahasbuiltahapticchair.Itlookslikeafulllengthloungechairinafamilydenbutitssurfaceisstuddedwith72"tactors"-pneumaticpistonrodscoveredwithroundedbuttonsthatcanextendaboutaninchandcanbedrivenundercomputercontrolinanydesiredsequenceandpattern.Itcouldbeprogrammedtoimitatearealmassageortofunctionintimetomusic.Accordingtothemanufacturerthatprovidesapowerfulblendingofsen-sations--alongtermgoalofvirtualreality. 44．______________ Evenatitspresentcrudelevelhoweverhapticscanmaketangiblewhatoncecouldnotbetouchedorevenpictured.ToinvestigatetheworldoftheverysmallresearchersattheUniversityofNorthCarolinaChapelHillhavedevelopedthenanoManipulator.Thisaddstouchtothetechniqueofscanningprobemicroscopywhichcanimageasingleatombymonitoringeithertheelectricalcurrentflowingbetweenanextremelyfineprobeandasurfaceortheforcebetweenthem.WiththenanoManipulatorresearcherscanseeandmanipulateauniverseamilliontimessmallerthantheirowntostudyvirusesandtinysemiconductingdevices.Iftheforcefeedbackcanbemadesensitiveenoughitmaybepossibletopushmolecularkeysintospecificmolecularlockstocustom-designdrugsorassemblesiliconpartsintointricatenanomachines.Withotherinterfacesthereisnoreasonweshouldn’talsobeabletotouchtheverylarge-cloudsoceancurrentsmantleflowsmountainsgalaxyclusters.Ortheverystrong--withasuitableforcescalingnewceramicsoralloyscouldbesqueezedandtwangedtotesttheirengineeringproperties.Orthephysicallyextremeandinaccessible--suchasultrahotplasmaflowsinfusionmachines. 45．______________ Haptictechnologycouldevenmakeabstractideastangible.Manyscientificconceptsoccupyspacesofmorethanthreedimensions:stringtheoryforexampleassertsthatweliveina10or11-dimensionalUniverse.AsitisimpossibletovisualisesuchaspaceweexploretheseideasthroughmathematicalexpressionsortwodimensionalsketchesonpaperButprobingtheseunfamiliargeometrieswithtouchmaybemoreeffective.Andforblindpeoplehapticsoffersanewwaytograspinformationeveninthreedimensions.AgroupattheUniversityofDelawarehasdevelopedanenvironmentwhereapersoncanfeelamathematicalfunction.UsingaPHAN-TOMtheuser"walks"alongthesurfaceofthefigure.Likeahikerfollowingmountainousterraintheuserfeelswherethefunctionissteepwhereitislevelandwhereitspeaksandvalleyslie.OtherhapticsystemscouldhelpblindpeopletobrowsetheInternetfeelingimagesaswellaswords. Thefutureofhapticsisbrightbuttheonlysensualrelationshipitwillbesustaininganytimesoonisbetweenyouandyourcomputer. 45
Whatoursocietysuffersfrommosttodayistheabsenceofconsensusaboutwhatitandlifeinitoughttobe;suchconsensuscannotbegainedfromsociety’spresentstageorfromfantasiesaboutwhatitoughttobe.Forthatthepresentistoocloseandtoodiversifiedandthefuturetoouncertaintomakebelievableclaimsaboutit.AconsensusinthepresenthencecanbeachievedonlythroughasharedunderstandingofthepastasHomer’sepicsinformedthosewholivedcenturieslaterWhatitmeanttobeGreekandbywhatimagesandidealstheyweretolivetheirlivesandorganizetheirsocieties. Mostsocietiesderiveconsensusfromalonghistoryalanguagealltheirownacommonreligioncommonancestry.Themythsbywhichtheylivearebasedonallofthese.ButtheUnitedStatesisacountryofimmigrantscomingfromagreatvarietyofnations.LatelyithasbeenemphasizedthatanasocialnarcissisticpersonalityhasbecomecharacteristicofAmericansandthatitisthistypeofpersonalitythatmakesforthelackofwell-beingbecauseitpreventsusfromachievingconsensusthatwouldcounteractatendencytowithdrawintoprivateworlds.InthisstudyofnarcissismChristopherLashsaysthatmodernman"torturedbyself-consciousnessturnstonewtherapiesnottofreehimselfofhispersonalworrieshuttofindmeaningandpurposeinlifetofindsomethingtolivefor".Thereiswidespreaddistressbecausenationalmoralehasdeclinedandwehavelostanearliersenseofnationalvisionandpurpose. Contrarytorigidreligionsorpoliticalbeliefsasarefoundintotalitariansocietiesourcultureisoneofthegreatindividualdifferencesatleastinprincipleandintheory;butthisleadstodisunityevenchaos.Americansbelieveinthevalueofdiversitybutjustbecauseoursisasocietybasedonindividualdiversityitneedsconsensusaboutsomedominatingideasmorethansocietiesbasedonuniformoriginoftheircitizens.Henceifwearetohaveconsensusitmustbebasedonamyth--avisionaboutacommonexperienceaconquestthatmadeusAmericansasthemythabouttheconquestofTroyformedtheGreeks.Onlyacommonmythcanofferrelieffromthefearthatlifeiswithoutmeaningorpurpose.Mythspermitustoexamineourplaceintheworldbycomparingittoasharedidea.Mythsaresharedfantasiesthatformthetiethatbindstheindividualtoothermembersofhisgroup.Suchmythshelptowardofffeelingsofisolationsguiltanxietyandpurposelessness--inshorttheycombatisolationandthebreakdownofsocialstandardsandvalues Thistextismainlyintendedto
Whenadiseaseofepidemicproportionsripsintothepopulacescientistsimmediatelygettoworktryingtolocatethesourceoftheafflictionandfindwaystocombatit.Oftentimessuccessisachievedasmedicalscienceisabletoisolatetheparasitegermorcellthatcausestheproblemandfindswaystoeffectivelykillorcontainit.Inthemostseriousofcasesinwhichtheentirepopulationofaregionorcountrymaybeatgraveriskitisdeemednecessarytoprotecttheentirepopulationthroughvaccinationsoastosafeguardlivesandensurethatthediseasewillnotspread. Theprocessofvaccinationallowsthepatient’sbodytodevelopimmunitytothevirusordiseasesothatifitisencounteredonecanwarditoffnaturally.Toaccomplishthisasmallweakordeadstrainofthediseaseisactuallyinjectedintothepatientinacontrolledenvironmentsothathisbody’simmunesystemcanlearntofighttheinvaderproperly.Informationonhowtopenetratethedisease’sdefensesistransmittedtoallelementsofthepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgeneticinformationispassedfromcelltocell.Thismakessurethatshouldthepatientlatercomeintocontactwiththerealproblemhisbodyiswellequippedandtrainedtodealwithithavingalreadydonesobefore. Therearedangersinherentintheprocesshowever.Onoccasioneventheweakenedversionofthediseasecontainedinthevaccineprovestoomuchforthebodytohandleresultingintheimmunesystemsuccumbingandthereforethepatient’sdeath.SuchisthecaseofthesmallpoxvaccinedesignedtoeradicatethesmallpoxepidemicthatnearlywipedouttheentireNativeAmericanpopulationandkilledmassivenumbersofsettlers.Approximately1in10000peoplewhoreceivesthevaccinecontractthesmallpoxdiseasefromthevaccineitselfanddiesfromit.ThusiftheentirepopulationoftheUnitedStatesweretoreceivetheSmallpoxVaccinetoday3000Americanswouldbeleftdead. Fortunatelythesmallpoxviruswasconsiderederadicatedintheearly1970’sendingthemandatoryvaccinationofallbabiesinAmerica.Intheeventofareintroductionofthediseasehowevermandatoryvaccinationsmayresumeresultinginmoreunexpecteddeathsfromvaccination.Theprocesswhichistrulyamixedblessingmayindeedhidesomehiddencurses. Thepurposeoftheauthorinwritingthispassageis
Directions: ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.YourtranslationshouldbewrittenclearlyonANSWERSHEET2.I nthesetimeswhenmarketforcesappearincreasinglycomplicatedandmorevolatileitisallthemoreimportanttounderstandtheprofessionaljargonandterminologyinthemarketplaceinordertobeabletobettermakeourinvestmentandbusinessdecisions.Understandingkeyeconomicindicatorswillassistinthedecisionmakingprocessprovidingasnapshotofthecurrentsituationandaninsightintothefuture. 46Eacheconomicindicatortellsussomethingabouttheeconomyorinflation.GrossDomesticProductGDPisprobablythemostimportantreportasitisthewholeframeworkwhereothereconomicindicatorsfallunder. Therearealsoindicatorsthatarebroadertellusabouttheeconomyitselfratherthanthecomponentse.g.employmentfiguresleadingindicatorsmoneysupplyfiguresM3.InflationfiguresProducePriceIndexPPIandtheConsumerPriceIndexCPIwillinshortinformusofthechangesinwholesalepricescostofconsumerretailgoodsandservicesrespectively. Anindicatorthatisusefulmustbeaccuratetimelyandreliable.Itdependsentirelyontheintegrityofthenationalstatisticalsystemresponsible.Itisvitaltoknowtheaccuratecomponentsofanindicator.Wehavetobemindfulofthelimitationofthesestatisticalfigurestoo. Someindicatorscanbehistoricorextremelyvolatileandthereforetheirvaluesarereduced.Itisbettertocomparethemostrecentdatawithearliermonthsortakeamovingaverageforthepast36or12monthstosmooththedata.Itwilltellusiftherehasbeenasignificantchangeintrendandwhetheranewdirectionisunderway. Timelinessofanindicatorisalsosignificant.47Althoughthereportedfiguresareimportantitiscrucialtorecognizethatmarketsreactmoretothevariancetotheconsensusforecastthantotheabsolutechangeintheindicator.48Marketsdonotlikesurprisesandcanbefrustratedwithvolatilityuponsubsequentrevisionstothenumberspublishedeventhoughsignificanceoftheabsolutenumberdiminisheswitheachpassingmonth. TheIndexofLeadingEconomicIndicatorsL.E.IintheUSactsasanearlywarningsystemtellinguswhentheeconomyisabouttochangedirection.49Thiscompositeindexof11leadingindicatorshasagoodrecordofprovidingaccurateforecasts.Thetotalindexperformsbetterasapredictiontoolthananyofitsparts.Thismonthlyfigureisavailableonthelastbusinessdayofthemonthandhaslowvolatility. 50AsageneralruleturningpointsintheeconomyaresignaledbythreeconsecutivemonthsofL.E.Ichangesinthesamedirection.Thisleadingindicatorislikealighthousegivingtherestoftheworldeconomiesaglimpseofthedirectionoftheworld’slargesteconomy. Althoughthereportedfiguresareimportantitiscrucialtorecognizethatmarketsreactmoretothevariancetotheconsensusforecastthantotheabsolutechangeintheindicator.
Inthenextcenturywe’llbeabletoalterourDNAradicallyencodingourvisionsandvanitieswhileconcoctingnewlife-forms.WhenDr.Frankensteinmadehismonsterhewrestledwiththemoralissueofwhetherheshouldallowittoreproduce"HadItherightformyownbenefittoinflictthecurseuponeverlastinggenerations"Willsuchquestionsrequireustodevelopnewmoralphilosophies Probablynot.Insteadwe’llreachagainforatime-testedmoralconcept;onesometimescalledtheGoldenRuleandwhichKantthemillennium’smostprudentmoralistconjuredupintoacategoricalimperativeDountoothersasyouwouldhavethemdountoyou;treateachpersonasanindividualratherthanasameanstosomeend. Underthismoralpreceptweshouldrecoilathumancloningbecauseitinevitablyentailsusinghumansasmeanstootherhumans’endsandvaluingthemascopiesofotherswelovedorascollectionsofbodypartsnotasindividualsintheirownright.WeshouldalsodrawalinehoweverfuzzythatwouldpermitusinggeneticengineeringtocurediseasesanddisabilitiesbutnottochangethepersonalattributesthatmakesomeoneanindividualIQphysicalappearancegenderandsexuality. Thebiotechagewillalsogiveusmorereasontoguardourpersonalprivacy.AldousHuxleyinBraveNewWorldgotitwrong:ratherthancentralizingpowerinthehandsofthestateDNAtechnologyhasempoweredindividualsandfamilies.Butthestatewillhaveanimportantrolemakingsurethatnooneincludinginsurancecompaniescanlookatourgeneticdatawithoutourpermissionoruseittodiscriminateagainstus. Thenwecangetreadyforthebreakthroughsthatcouldcomeattheendofthenextcenturyandthetechnologyiscomparabletomappingourgenes:plottingthe10billionormoreneuronsofourbrain.Withthatinformationwemightsomedaybeabletocreateartificialintelligencesthatthinkandexperienceconsciousnessinwaysthatareindistinguishablefromahumanbrain.Eventuallywemightbeabletoreplicateourownmindsina"dry-ware"machinesothatwecouldliveonwithoutthe"wet-ware"ofabiologicalbrainandbody.The20thcentury’srevolutionininfotechnologywilltherebymergewiththe21stcentury’srevolutioninbiotechnology.Butthisissciencefiction.Let’sturnthepagenowandgetbacktorealscience. Accordingtothelastparagraphdry-wareistowet-wareas
Asoneworkswithcolorinapracticalorexperimentalwayoneisimpressedbytwoapparentlyunrelatedfacts.Colorasseenisamobilechangeablething1toalargeextentontherelationshipofthecolor2othercolors3simultaneously.Itisnot4initsrelationtothedirectstimuluswhich5it.Ontheotherhandthepropertiesofsurfacesthatgive6tocolordonotseemtochangegreatlyunderawidevarietyofilluminationcolorusuallybutnotalwayslookingmuchthesameinartificiallightasindaylight.Bothoftheseeffectsseemtobe7inlargeparttothemechanismofcolor8. Whentheeyeis9toacoloredareathereisanimmediatereadjustmentofthe10oftheeyetocolorinandaroundthearea11.Thisreadjustmentdoesnotpromptlyaffectthecolorseenbutusuallydoesaffectthenextareatowhichthe12isshifted.Thelongerthetimeofviewingthehigherthe13andthelargertheareathegreatertheeffectwillbe14itspersistenceinthe15viewingsituation.AsindicatedbytheworkofWrightandSchoutenitappearsthatat16forafirstapproximationfulladaptationtakesplaceover17timeiftheadaptingsourceismoderatelybrightandtheeyehasbeenin18darknessjustpreviously.Also19ofthepersistenceoftheeffectiftheeyeisshiftedaroundfromoneobjecttoanotherallofwhichareatsimilarbrightnessorhavesimilarcolorstheadaptationwilltendtobecome20overthewholeeye Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.7
Directions: Youaregoingtoreadalistofheadingsandatextabouthappiness.Choosethemostsuitable headingfromthelistA--Fforeachnumberedparagraph41--45.Thefirstandlastparagraphsofthetextarenotnumbered.Thereisoneextraheadingwhichyoudonotneedtouse.MarkyouranswersonANSWERSHEET1. [A]Extensiveapplicationsofhaptictechnology. [B]Possibilitiesrenderedbyhapticmechanisms. [C]Thefeasibilityofextendingoursensesandexploringabstractuniverses. [D]Anexampleoftheprogressinscienceofhaptics. [E]Bringingthepotentialofoursensesintofullplay. [F]Willhapticsstepintoabrightfuture "OOOF!"Usingyourmouseyouheaveadatafileacrossthescreen--acoupleofgigabytesofdataweighalot.Itsroughsurfacetellsyouthatitisagraphicsfile.Havingtippedthishugepileofdataintoahopperthatsendsittotherightprogramyouexamineascreenimageoftheforesttrailyou’llbehikingonyourVacation.Thenusingaglovedhandyoumasteritsdetailsbyrunningyourfingersoveritsforksandbendsitssharprisesandfalls.LateryousendanE-mailtoyourbelovedbendingtothedeskpadtoattachakiss. 41．______________ ThescienceofhapticsfromtheGreekhaptesthai"totouch"ismakingthesefantasiesreal.Afewprimitivedevicesareextendinghuman-machinecommunicationbeyondvisionandsound.Hapticjoysticksandsteeringwheelsforcomputergamesarealreadygivinghappyplayerssomeofthesensationsofpilotingaspaceshipdrivingaracingcarorfiringweapons.Intimehapticinterfacesmayallowustomanipulatesinglemoleculesfeelcloudsandgalaxiesevenreachintohigherdimensionstograspthesubtlestructuresofmathematics. 42．______________ Mostofoursensesarepassive.Inhearingandvisionforexamplethesoundorlightissimplyreceivedandanalyzed.Buttouchisdifferent:weactivelyexploreandalterrealitywithourhandssothesameactionthatgathersinformationcanalsochangetheworld--tomodelapieceofclayorpressabuttonforexample.Inprovidingdirectcontactbetweenpeopletouchcarriesemotionalimpact.Andinprovidingdirectcontactwiththeworlditisthesuresignofrealityasin"pinchme--amIdreaming" 43．______________ Somesmallstepshaveevenbeentakentowardswhole-bodyhaptics.TouchTechnologyofNovaScotiaCanadahasbuiltahapticchair.Itlookslikeafulllengthloungechairinafamilydenbutitssurfaceisstuddedwith72"tactors"-pneumaticpistonrodscoveredwithroundedbuttonsthatcanextendaboutaninchandcanbedrivenundercomputercontrolinanydesiredsequenceandpattern.Itcouldbeprogrammedtoimitatearealmassageortofunctionintimetomusic.Accordingtothemanufacturerthatprovidesapowerfulblendingofsen-sations--alongtermgoalofvirtualreality. 44．______________ Evenatitspresentcrudelevelhoweverhapticscanmaketangiblewhatoncecouldnotbetouchedorevenpictured.ToinvestigatetheworldoftheverysmallresearchersattheUniversityofNorthCarolinaChapelHillhavedevelopedthenanoManipulator.Thisaddstouchtothetechniqueofscanningprobemicroscopywhichcanimageasingleatombymonitoringeithertheelectricalcurrentflowingbetweenanextremelyfineprobeandasurfaceortheforcebetweenthem.WiththenanoManipulatorresearcherscanseeandmanipulateauniverseamilliontimessmallerthantheirowntostudyvirusesandtinysemiconductingdevices.Iftheforcefeedbackcanbemadesensitiveenoughitmaybepossibletopushmolecularkeysintospecificmolecularlockstocustom-designdrugsorassemblesiliconpartsintointricatenanomachines.Withotherinterfacesthereisnoreasonweshouldn’talsobeabletotouchtheverylarge-cloudsoceancurrentsmantleflowsmountainsgalaxyclusters.Ortheverystrong--withasuitableforcescalingnewceramicsoralloyscouldbesqueezedandtwangedtotesttheirengineeringproperties.Orthephysicallyextremeandinaccessible--suchasultrahotplasmaflowsinfusionmachines. 45．______________ Haptictechnologycouldevenmakeabstractideastangible.Manyscientificconceptsoccupyspacesofmorethanthreedimensions:stringtheoryforexampleassertsthatweliveina10or11-dimensionalUniverse.AsitisimpossibletovisualisesuchaspaceweexploretheseideasthroughmathematicalexpressionsortwodimensionalsketchesonpaperButprobingtheseunfamiliargeometrieswithtouchmaybemoreeffective.Andforblindpeoplehapticsoffersanewwaytograspinformationeveninthreedimensions.AgroupattheUniversityofDelawarehasdevelopedanenvironmentwhereapersoncanfeelamathematicalfunction.UsingaPHAN-TOMtheuser"walks"alongthesurfaceofthefigure.Likeahikerfollowingmountainousterraintheuserfeelswherethefunctionissteepwhereitislevelandwhereitspeaksandvalleyslie.OtherhapticsystemscouldhelpblindpeopletobrowsetheInternetfeelingimagesaswellaswords. Thefutureofhapticsisbrightbuttheonlysensualrelationshipitwillbesustaininganytimesoonisbetweenyouandyourcomputer. 43
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