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ID:9536155
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时间:2018-05-03
《高考英语阅读理解分类汇编(新闻报道类)》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、高考英语阅读理解分类汇编(新闻报道类)1.(·山东卷)DSincethe1970s,scientistshavebeensearchingforwaystolinkthebrainwithcomputers.Brain-computerinterface(BCI)technologycouldhelppeoplewithdisabilitiessendcommandstomachines.Recently,tworesearchers,JoseMilanandMicheleTavellafromtheF
2、ederalPolytechnicschoolinLausanne,Switzerland,demonstrated(展示)asmallroboticwheelchairdirectedbyaperson’sthoughts.Inthelaboratory,Tavellaoperatedthewheelchairjustbythinkingaboutmovinghisleftorrightband.Hecouldeventalkashewatchedthevehicleandguideditwithhi
3、sthoughts.“ourbrainhasbillionsofnerveceils.Thesesendsignalsthroughthespinalcord(脊髓)tothemusclestogiveustheabilitytomove.Butspinalcordinjuriesorotherconditionscanpreventtheseweakelectricalsignalsfromreachingthemuscles,”Tavellasays.“Oursystemallowsdisabled
4、peopletocommunicatewithexternalworldandalsotocontroldevices.”[来源:高&考%资(源#网KS5U.COM]Theresearchersdesignedaspecialcapfortheuser.Thisheadcoverpicksupthesignalsfromthescalp(头皮)andsendsthemtoacomputer.Thecomputerinterpretsthesignalsandcommandsthemotorizedwhe
5、elchair.Thewheelchairalsohastwocamerasthatidentifyobjectsinitspath.Theyhelpthecomputerreacttocommandsfromthebrain.Prof.Milan,theteamleader,saysscientistskeepimprovingthecomputersoftwarethatinterpretsbrainsignalsandturnsthemintosimplecommands.“Thepractica
6、lpossibilitiesthatBCItechnologyofferstodisabledpeoplecanbegroupedintwocategories:communication,andcontrollingdevices.Oneexampleisthiswheelchair.”Hesayshisteamhassettwogoals.Oneistestingwithrealpatients,soastoprovethatthisisatechnologytheycanbenefitfrom.A
7、ndtheotheristoguaranteethattheycanusethetechnologyoverlongperiodsoftime.A.helptoupdatecomputersystemsB.linkthehumanbrainwithcomputersC.helpthedisabledtorecoverD.controlaperson'sthoughts72.How"didTavellaoperatethewheelchairinthelaboratory?A.Bycontrollingh
8、ismuscles.B.Bytalkingtothemachine.C.Bymovinghishand.D.Byusinghismind.73.WhichofthefollowingshowsthepathofthesignalsdescribedinParagraph5?A.scalp→computer→cap→wheelchairB.computer→cap→scalp→wheelchairC.scalp→cap→computer→wh
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