理工类第29课综合完型填空

需要课程、请联系 ：孙老师100；专业第29第6部分：完形填空(第52~65题，每题1分，共15分 12MusicalTrainingCanImproveCommunicationAmericanscientistssaymusicaltrainingseemstoimprovecommunicationskillsandlanguageretardation（延迟）.Theyfoundthatdevelomusicalskillsinvolvesthe (51)processinthebrainaslearninghowtospeak.Thescientistsbelievethatcould (52)childrenwithlearningdisabilities.NinaKraussisaneurobiologistatNorthwesternUniversityinIllinois.Shesaysmusicaltraining (53)puttingtogetherdifferentkindsofinformation,suchashearingmusic,lookingatmusicalnotes,touchinganinstrumentandwatchingothermusicians.This (54)isnotmuchdifferentfromlearninghowtospeak.Bothinvolvedifferentsenses.Shefurtherexinsmusicaltrainingandlearningto (55)eachmakeusthinkaboutwhatweareng.Shesaysspeechandmusic (56)throughstructureofthenervoussystemcalledthebrainstem.Thebrainstem ourabilitytohear.Untilrecently,expertshavethoughtthebrainstemcouldnotbedevelopedorchanged. (58)ProfessorKraussandherteamfoundthatmusicaltrainingcanimprovea'sbrainstemactivity.Thestudyinvolvedindividualswithdifferentlevelsofmusical Theywereaskedtowearanelectricaldevicethatmeasures 60activity.Theindividualsworetheelectrodewhiletheywatchedaofsomeonespeakingandayingamusicalinstrument—thecello（大提琴）.Professorsayscelloshavesoundqualitiessimilar (61)someofthesoundsthatareA. B. C.A. B. C.B. C.helpD.D.53.A.B.C. D.54.A.B.C. D.55.yB.C. D.56.A.B.C.D.57.A.B.C.D.58.A.B.C.59.A.B.C.D.60.A.B.C.D.61.A.B.C.D.62.A.B.C.D.63.A. B. C.improvementD.s64.64.A.B.C.D.65.A.B.C.D.WhatWeTakefromandGivetotheAslongaswehavebeenonearth,wehaveusedtheseaaroundus.Wetakefromtheocean,andwegivetoit.Wetakefishesfromtheocean-millionsofkilogramsoffish,everyyear, (51)millionsofpeople.Weeven (52)theirbonesforWetakemineralsfromtheocean.Onewaytogetsaltisto (53)seawaterinshallowbasinandleaveuntilitevaporate（蒸发.Alongwithsalt,othermineralsareleft (54)evaporation.Muchgoldandsilverdriftdissolvedinthewatersofthesea,too.Buttheseadoesnotgivethem (55)bysimpleevaporation. (56)giftsfromtheseaarepearls,sponges（海绵）andseaweed.Pearls (57)jewelry.Naturalsponges ecleaningaids. es (58)ofmanykinds-evencandy,andicecream-aswellasmedicine.Believeitornot,freshwaterisanother (59)fromthesea.Wecannotdrinkoceanwater.Someofitscontentsmay (60)illness.Butoceanwater esfreshwaterwhenthesaltsare (61).Inthefuture,wewillfindourselves (62)moreandmoreonfreshwaterfromthesea.Thesea (63)usfood,fertilizer,minerals,water,andothergifts.Whatdowegivethesea?Garbage.Wepollutetheocean (64)weuseitasagarbagedump.Hugeasitis,theoceancannotholdallthewaterthatwepourintoit. (65)garbageintotheoceaniskillingoffsealife.Yetastheworldpopulationgrows,wemayneedtheseaanditsgiftsmorethanever.51.A.B.C.D.52.A.B.C.D.53.A.B. D.54.A.B.C.D.55.B.C.D.56.A.B.C.A.A.B. C.B. C. D.59.A.B.C.D.60.A.B. C.D.61.A.B. C.D.62.A.B.C.D.63.A.B.C.D.64.A.B.C.D.65.A.B. C.D.MoreaboutAlzheimer'sDisease(早老性痴呆ScientistshavedevelopedskinteststhatmaybeusedinthefuturetoidentifypeoplewithAlzheimer'sdiseaseandmayultimayallowphysicianstopredict (51)isatriskofgettingthisneurologicaldisorder.Theonlycurrentmeansof 52)thediseaseinalivingpatientisalongandexpensiveseriesofteststhateliminateeveryothercauseofdementia（痴“SinceAloisAlzheimerdescribedthe (53)nearlyacenturyago,peoplehavebeentryingtofindawayto (54)diagnoseitinitsearlystages,”saidPatriciaGrady,actingdirectoroftheNationalInstituteofNeurologicalDisordersandStrokeinBethesda,Maryland.“Thisdiscovery,if (55),couldproveabigstepforwardinoureffortstodealwithandunderstandthedisease.”Alzheimer'sisthesinglegreatest (56)ofmentaldeteriorationinolderpeople,affectingbetween2.5millionand4millionpeopleintheUnitedStates (57).Thedevastatingdisordergraduallydestroysmemoryandtheabilitytofunction,andeventuallycausesdeath.Thereiscurrentlynoknown forthedisease.Researches (59)thattheskincellsofAlzheimer'spatientshavedefectsthatinterferewiththeirabilitytoregulatetheflowofpotassiuminandoutofthecells.ThefactthatthecelldefectsarepresentintheskinsuggeststhatAlzheimer's (60)fromphysiologicalchangesthroughoutthebody,andthatdementiamaybethefirstnoticeableeffectofthesechangesasthe (61)thecellsinthebrain,scientistsTheflowofpotassiumisespecially (62)incellsresponsible (63)memoryformation.Thescientistsalsofoundtwootherdefectsthataffectthecells'supplyofcalcium,anothercriticalelement.Onetestdevelopedbyresearchescallsforgrowingskincellsinalaboratorycultureandthentestingthemwithanelectricaldetectortodetermineifthemicroscopictunnelsthat (64)theflowofpotassiumareopen.Openpotassiumchannelscreateauniqueelectricalsignature.AspokesmanfortheAlzheimer'sAssociationsaidthatifthevalidityofthediagnostictestcanbeproven