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1、高三英语试题专项汇编…完形填空1长宁、宝山、嘉定、青浦四区Overthelast15years,digitalcommunicationhasbroughtinmorechangesthantheprintingpressdidin1570.Andthosemostlikelytousetheminthisworldareteenagers,whosebrainsappeartohaveanextraordinaryvolumetoadapttotheworldaroundthem,accordingtoDr
2、JayGiedd,a(n)51brainexpert.Wearenowdiscoveringthat,asaspecies,ourbrainsduringtheteenageyearsarestillflexibleandcapableof52•Havingamoreflexiblebrain,53,meansthatcertainpartsofit,suchasdesirecontrolandtheabilitytomakelong-termdecisions,haven'tdevelopedyet,whi
3、chmayalsoexplainwhywespenda(n)54periodlivingundertheprotectionofourparentsratherthanleavinghomeattheageof12or13・Thisalsomeansthattheteenagebraincanadapttonewtechnology,enablingteenagersto55theincreasingpaceofdigitaltechnologyandgivingthemanadvantagewhenitco
4、mestomultitasking・IntheUSA，onaverageteenagersspend8.5hoursadayusingcomputers,mobiles,andotherdevicestolearn,interact,andplay.Thisincreasesto11.5hoursifyouincludeallofthe56thatgoeson,suchastalkingonthephonewhilewatchingTV.Astheystareatthesescreens,they^retak
5、inginandsortingthroughanincredibleamountofinformatioruThereare57abouthowsocialmediaisaffectingthewaythebrainlearnsto58,asoneofthemostimportantskillsthatwelearnaschildrenishowtomakefriendsandinteractwithpeopleaioundus.Geiddsaysthatalotofwhatgoesoninsideourbr
6、ainsissocial.Socialinteractionsarenowbeing59bytechnology一youcouldhavehundredsoffriends,allofwhomarerealpeoplethatyouinteractwithandscientistsaren'tsurewhetherwe'llbeabletodevelopthesame60usingsocialmedia.Thereisa(n)61ofthegrowingdigitaltrend:YouTubeshowsthe
7、teenagersallovertheworldarewatchingthesamevideosandlaughingatthesamejokes,indicatingthattheyaremore62thanteenagersinthepast.Theymaybekeenon63theirfriendsandpostingupdatesonsocialmediasites,butteenagerstodayareprobablygoingtohaveaccesstotechnologyand64social
8、andeducationalopportunitiesthatanyonewithalessflexiblebrainmayhavetroubleimagining.Nevertheless,thereisacut-offpoint,andbytheageof30,ourbrainsintheirways,makingitmore65forustoadaptandcopewithnewtechnol
