科技说明文【2013届山东德州一模】BDyslexiaisaproblemthatrestrictstheabilitytorecognizewordsandconnectsoundswithletterswhenpeopleread．Peoplewiththislearningdisordermayalsohaveproblemswhentheywrite．Dyslexiaisnotrelatedtoeyesightorintelligence．Theprobleminvolvesareasofthebrainthatprocesslanguage．Brainscientistsarestudyingwhethertheycanpredictwhichyoungchildrenmaystrugglewithreadingtoprovidethemearlyhelp．JohnGabrieliattheMassachusettsInstituteofTechnologyisleadingthestudyoffive-year-oldsinabouttwentyschoolsintheBostonarea．Theystudiedintheschoolswithkindergartens．Andforallthechildrenjoininginthestudy，theygivethemabriefsetofpaper-and-pencilteststolookatwhichchildrenappeartobeatsomeriskforstrugglingtoread．Sofar，fiftyofthemhavebeenexaminedinascanner，aspecialmachine，toshowbrainactivity．Writtentestsarenotalwaysabletoidentifydyslexiaorotherproblems，whilebrainscansmayofferamorescientificwaytoidentifyproblems．Andwithreadingproblems，earlyidentificationisimportant．Whenitcomestohelpingchildrenovercomereadingdifficulties，theyoungerthechild,themoreeffectivetheyare．Readingproblemsarenotusuallyidentifieduntilachildisinthethirdorfourthgrade．Thelaterchildrenarerecognizedaspoorreaders，thelesstreatmentcanhelp．And，asProfessorGabrielipointsout，poorreadingcanmakeeducationastruggle．Readingiseverything．Evenmathandsciencehavetextbooks．Whilethechildrenaregiventasksrelatedtoreading，thebrainscansmeasuretheextenttowhichcertainpartsofthebrainbecomeactivewhilethechildrendothework．Thescientistssaytheyarepleasedwithearlyresultsfromthestudy．buthavealongwaytogo．61．ThemostobvioussymptomwithaDyslexiasuffereris.A．havingabadmemoryB．limitingtheabilityofreadingC．havingpooreyesightD．showinglowIQ62．ThepurposeofthestudyledbyJohnGabrieliis．A．toprovideearlyhelptothechildrenwithDyslexiaB．toapplytheirscanningmachinetomedicalfieldC．totestchildren’sabilitytoreadandwriteD．tofindouthowbrainprocesseslanguage63．Thefunctionofthescanneristo．A．providethechildrenwithnecessarypicturesB．checktheresultofthepaperandpenciltestsC．findaneffectivewaytoimproveone’sreadingD．identifyhowthebrainworkswhilereading64．Whatfactorismostimportantinhelpingchildrenwithdyslexiaaccordingtothepassage?A．MedicineB．DietC．TimingD．Scanner65．What’sthemainideaofthepassage?A．Morefactshavebeenfoundaboutreading．B．Everyonehastofacetheproblemofdyslexia．C．Thescanscanshowhowaperson’sbrainworks．D．Treatmentofdyslexiaismoreeffectiveifexaminedearly．62.【答案】A【解析】从文章第一段倒数第二句“Brainscientistsarestudying...toprovidethemearlyhelp．”可知研究是为了给孩子帮助。所以应该选择A。【考点定位】细节理解题。65.【答案】D【解析】从全文来看文章主要是告诉我们Dyslexia是发现的越早，治疗效果越好。而没有提到A项。【考点定位】理解归纳题。【2013届山东德州一模】CAstudypublishedintoday’seditionoftheSciencefindsthat，overall，speciesaremovingtohigherlatitudes(纬度)atl0．5milesperdecade．Therateistwoorthreetimesfasterthanwhenitwaslastmeasured，in2003．“Theclimateisshiftingeverythingtowardthenorthandhigheraltitudes，”saysChrisThomas，theauthoronthepaperandaprofessorattheUniversityofYorkintheUnitedKingdom．Animals，plantsandinsectsclosertotheequator‘‘arestartingtofindittoohotandareretreatingupwards.”Thestudywasananalysiscovering764speciesmovingnorthorsouthdependingonwhichhemisphere(半球)theywerein．Althougheachspecies...
