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ID:5889462
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页数:9页
时间:2017-12-27
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1、Youmusthaveheardthesaying,"Youarewhatyoueat."Butdidyouknowthatwhatyouthinkisequallyasimportant?Infact,apositiveoutlookonlifeisoneofthemostimportantthingswecandotokeepourbrainhealthyandreadyforlearning.Howweviewourselves,howweperceivetheworldaroundus,andhowweinteractwithothersc
2、anhaveprofoundeffectsonouroverallwell-beingandonourbrains.Thegoodnewsisthatallofthesearecompletelywithinourcontrol.Nomatterwhatchallengesweface,wecanchoosetostarteachdaybylookingattheglassashalffull,ratherthanhalfempty.Thewayyoulookatyourlifeindeedplaysanimportantroleinyourent
3、irelife.Researchshowsthatolderadultsmaynaturallytuneintothepositiveaspectsoflife.Thiscouldbebecausetheywanttomakethemostoutoftheirremainingyearsandsochoosenottofocusonthenegative.Infact,astudyatStanfordUniversity,whichusedabrainimagingtechnologycalledfunctionalmagneticresonanc
4、e(磁共振)imaging(FMRI)totrackpatternsofactivityinthebrain,foundthatolderadultsaremoreresponsivetopositiveimagesthantonegativeones.Comparedtoyoungeradults,peopleaged70to90showedgreateractivityintheamygdala(扁桃体)—thebrainregioncentraltoemotionalprocessing—whentheylookedatpicturesofp
5、eopleexpressingpositiveemotionsversusnegativeones.Thisfindingdemonstratessomethingpsychologistsandsociologistshavelongrecognized:aswegetolderwetendtoexperiencefewernegativeemotions,andwearemorelikelytorememberpositiveemotionalstimulant.Inotherwords,olderpeopleoftentuneoutthene
6、gative,whilefocusingonthepositive.1.Accordingtothepassage,weshould________________inordertokeepourbrainhealthy.A.domoreresearchonthefunctionofourbrainB.domorephysicalexercisesC.holdapositiveoutlookonourlifeD.learnmoreandmoreknowledge2.WhichofthefollowingcouldNOTinfluenceourove
7、rallwell-beingandourbrainsaccordingtothepassage?A.Howweperceivetheworldaroundus.B.Howwedoexercises.C.Howweviewourselves.D.Howweinteractwithothers.3.Whatdoesthesentence"starteachdaybylookingattheglassashalffull,ratherthanhalfempty"mean?A.Weshouldholdapositiveattitudetowardourli
8、fe.B.Weshoulddomoreresearchbeforegivingtheconclusion.C.Weshou
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