• 2021-04-14
    Ahandfulofpeoplecanrecallalmosteverydayoftheirlivesinenormousdetail一andafteryearsofresearch,neuroscientistsarefinallybeginningtounderstandhowtheydoit.A)Formostofus,memoryisamessofblurredandfadedpicturesofourlives.Asmuchaswewouldliketoclingontoourpast,eventhesaddestmomentscanbewashedawaywithtime.B)AskNimaVeisehwhathewasdoingforanydayinthepast15years,however,andhewillgiveyouthedetailsoftheweather,whathewaswearing,orevenwhatsideofthetrainhewassittingonhisjourneytowork.'Mymemoryislikealibraryofvideotapes,walk-throughsofeverydayofmylifefromwakingtosleeping,'heexplains.C)Veisehcanevenputadateonwhenthosetapesstartedrecording:15December2000,whenhemethisfirstgirlfriendathisbestfriend's16thbirthdayparty.Hehadalwayshadagoodmemory,butthethrillofyoungloveseemstohaveshiftedagearinhismind:fromnowon,hewouldstartrecordinghiswholelifeindetail.'Icouldtellyoueverythingabouteverydayafterthat.'D)Needlesstosay,peoplelikeVeisehareofgreatinteresttoneuroscientists(神经科学专家)hopingtounderstandthewaythebrainrecordsourlives.Acoupleofrecentpapershavefinallyopenedawindowonthesepeople'sextraordinaryminds.Andsuchresearchmightevensuggestwaysforusalltoreliveourpastwithgreaterclarity.E)'Highlysuperiorautobiographicalmemory'(orHSAMforshort),firstcametolightintheearly2000s,withayoungwomannamedJillPrice.EmailingtheneuroscientistandmemoryresearcherJimMcGaughoneday,sheclaimedthatshecouldrecalleverydayofherlifesincetheageof12.Couldhehelpexplainherexperiences?F)McGaughinvitedhertohislab,andbegantotesther:hewouldgiveheradateandaskhertotellhimabouttheworldeventsonthatday.Truetoherword,shewascorrectalmosteverytime.G)Itdidn'ttakelongformagazinesanddocumentaryfilm-makerstocometounderstandher'totalrecall',andthankstothesubsequentmediainterest,afewdozenothersubjects(includingVeiseh)havesincecomeforwardandcontactedtheteamattheUniversityofCalifornia,Irvine.H)Interestingly,theirmemoriesarehighlyself-centred:althoughtheycanremember'autobiographical'lifeeventsinextraordinarydetail,theyseemtobenobetterthanaverageatrecallingimpersonalinformation,suchasrandom(任意选取的)listsofwords.Noraretheynecessarilybetteratrememberingaroundofdrinks,say.Andalthoughtheirmemoriesarevast,theyarestilllikelytosufferfrom'falsememories'.Clearly,thereisnosuchthingasa'perfect'memory—theirextraordinarymindsarestillusingthesameflawedtoolsthattherestofusrelyon.Thequestionis,how?I)LawrencePatihisattheUniversityofSouthernMississippirecentlystudiedaround20peoplewithHSAMandfoundthattheyscoredparticularlyhighontwomeasures:fantasyproneness(倾向)andabsorption.Fantasypronenesscouldbeconsideredatendencytoimagineanddaydream,whereasabsorptionisthetendencytoallowyourmindtobecomefullyabsorbedinanactivity—topaycompleteattentiontothesensations(感受)andtheexperiences.'I'mextremelysensitivetosounds,smellsandvisualdetail,'explainsNicoleDonohue,whohastakenpartinmanyofthesestudies.'Idefinitelyfeelthingsmorestronglythantheaverageperson.'J)Theabsorptionhelpsthemtoestablishstrongfoundationsforrecollection,saysPatihis,andthefantasypronenessmeansthattheyrevisitthosememoriesagainandagaininthecomingweeksandmonths.Eachtimethisinitialmemorytraceis'replayed',itbecomesevenstronger.Insomeways,youprobablygothroughthatprocessafterabigeventlikeyourweddingday—butthedifferenceisthatthankstotheirotherpsychologicaltendencies,theHSAMsubjectsaredoingitdayin,dayout,forthewholeoftheirlives.K)NoteveryonewithatendencytofantasisewilldevelopHSAM,though,soPatihissuggeststhatsomethingmusthavecausedthemtothinksomuchabouttheirpast.'Maybesomeexperienceintheirchildhoodmeantthattheybecameobsessed(着迷)withcalendarsandwhathappenedtothem,'saysPatihis.L)ThepeoplewithHSAMI'veinterviewedwouldcertainlyagreethatitcanbeamixedblessing.Ontheplusside,itallowsyoutorelivethemosttransformativeandenrichingexperiences.Veiseh,forinstance,travelledalotinhisyouth.Inhissparetime,hevisitedthelocalartgalleries,andthepaintingsarenowlodgeddeepinhisautobiographicalmemories.M)'Imaginebeingabletoremembereverypainting,oneverywall,ineverygalleryspace,betweennearly40countries,'hesays.'That'sabigeducationinartbyitself.'Withthiscomprehensiveknowledgeofthehistoryofart,hehassincebecomeaprofessionalpainter.N)Donohue,nowahistoryteacher,agreesthatithelpedduringcertainpartsofhereducation:'IcandefinitelyrememberwhatIlearnedoncertaindaysatschool.Icouldimaginewhattheteacherwassayingorwhatitlookedlikeinthebook.'O)NoteveryonewithHSAMhasexperiencedthesebenefits,however.Viewingthepastinhighdefinitioncanmakeitverydifficulttogetoverpainandregret.'Itcanbeveryhardtoforgetembarrassingmoments,'saysDonohue.'Youfeelthesameemotions—itisjustasraw,justasfresh...Youcan'tturnoffthatstreamofmemories,nomatterhowhardyoutry.'Veisehagrees:'Itislikehavingtheseopenwounds—theyarejustapartofyou,'hesays.P)Thismeanstheyoftenhavetomakeaspecialefforttolaythepasttorest.Bill,forinstance,oftengetspainful'flashbacks',inwhichunwantedmemoriesintrudeintohisconsciousness,butoverallhehaschosentoseeitasthebestwayofavoidingrepeatingthesamemistakes.'Somepeopleareabsorbedinthepastbutnotopentonewmemories,butthat'snotthecaseforme.Ilookforwardtoeachdayandexperiencingsomethingnew.'36.PeoplewithHSAMhavethesamememoryasordinarypeoplewhenitcomestoimpersonalinformation.37.FantasypronenesswillnotnecessarilycausepeopletodevelopHSAM.38.Veisehbegantorememberthedetailsofhiseverydayexperiencesafterhemethisfirstyounglove.39.ManymorepeoplewithHSAMstartedtocontactresearchersduetothemassmedia.40.PeoplewithHSAMoftenhavetomakeeffortstoavoidfocusingonthepast.41.Mostpeopledonothaveclearmemoriesofpastevents.42.HSAMcanbebothacurseandablessing.43.Ayoungwomansoughtexplanationfromabrainscientistwhenshenoticedherunusualmemory.44.SomepeoplewithHSAMfinditveryhardtogetridofunpleasantmemories.45.ArecentstudyofpeoplewithHSAMrevealsthattheyareliabletofantasyandfullabsorptioninanactivity.
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      While rich parents are more concerned with their children’s psychological well-being, poor parents are more worried about their children’s safety. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q

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      Glenn Schellenberg’s findings at the beginning of this century were not supported by a larger study carried out some ten years later. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O

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      我国规定的安全电压值等级为()。 A: 42 B: 36 C: 24 D: 12 E: 6V F: 48 G: 24 H: 12 I: 6V J: 42 K: 36 L: 30 M: 24 N: 18V O: 76 P: 48 Q: 24 R: 12 S: 6V

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      HSAM can be both a curse and a blessing. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P

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      Contrary to many people's prediction of its death, the film industry survived. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O