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TheBrain1997年国际象棋大师卡斯帕罗夫和电脑“深蓝”间“人机大战”LearningTargetExpressions:put...to(good)use（好好）利用differfrombedissimilarto与...不同comparedto/withincomparisonwith与...相比makenotestakenotes记笔记lookintoexamine调查，观察Grammar:TextorganizationSectionThree(par4)researcheshavebeendonetodisclosetheworkingofthebrainSectionFour(par5and7)someresearchesdesignedtohelppeoplegetthebestoutofthebrainSectionFive(par8)manjuststartedtoprobethemysteryinsideourbrainBackgroundInformationMemoryResearchonthebrainThebrainthemostpowerfulcomputerintheuniversethoughtthatthemindwasbasedintheheart.Itwasnotuntilthe18thcenturythatmanrealizedthatthewholeofthebrainwasinvolvedintheworkingsofthemind.3.Duringthe19thcenturyscientistsfoundthatwhencertainpartsofthebrainweredamagedmenlosttheabilitytodocertainthings.Andso,peoplethoughtthateachpartofthebraincontrolledadifferentactivity.Butmodernresearchhasfoundthatthisisnotso.4.Inthepast50yearstherehasbeenagreatincreaseintheamountofresearchbeingdoneonthebrain.Chemistsandbiologistshavefoundthatthewaythebrainworksisfarmorecomplicatedthattheyhadthought.Infactmanypeoplebelievethatweareonlynowreallystartingtolearnthetruthabouthowthehumanbrainworks.Themorescientistsfindout,themorequestionstheyareunabletoanswer.Forinstance,chemistshavefoundthatover100,000chemicalreactionstakeplaceinthebraineverysecond.Mathematicianswhohavetriedtousecomputerstocopythewaythebrainworkshavefoundthatevenusingthelatestelectronicequipmenttheywouldhavetobuildacomputerwhichweighedover10,000kilos.Somerecentresearchalsosuggeststhatweremembereverythingthathappenstous.Wemaynotbeabletorecallthisinformation,butitisallstoredinourbrains.5.Scientistshopethatifwecandiscoverhowthebrainworks,thebetterusewewillbeabletoputitto.Forexample,howdowelearnlanguage?Mandiffersmostfromalltheotheranimalsinhisabilitytolearnanduselanguagebutwestilldonotknowexactlyhowthisisdone.Somechildrenlearntospeakandreadandwritewhentheyareveryyoungcomparedtoaveragechildren.Butscientistsarenotsurewhythishappens.Theyaretryingtofindou
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