考研英语二真题.doc

考研英语二2007年真题Section1ICloze(10points)Directions:,B,,yourwaistlineandyourmemory,right?DanaDenisisjust40yearsold,but21she'sworriedaboutwhatshecalls'myrollingmentalblackouts.""ItrytoremembersomethingandIjustblankout,"shesaysYoumay22abouttheselapses,callingthem"seniormoments"orblaming"earlyAlzheimer's(老年痴呆症)."Isitaninescapablefactthattheolderyouget,the23yourememberWell,,wetendtoblameage24problemsthatarenotnecessarilyage-related."Whenateenagercan'tfindherkeys,shethinksit'sbecauseshe'anized,"saysPaulGold."A70-year-oldblamesher25."Infact,the70-year-,memorydoesn'tworsenas27asmanyofusthink."Aswe28,thememorymechanismisn't29,"sayspsychologistFergusCraik."It'sjustinefficient."Thebrain'sprocessing30slowsdownovertheyears,',cautionsBarryGordon,"It'(气喘吁吁),35thebraingetsmoreskilledatatask,itexpendslessenergyonit."pensatefornormalslippageinyourmemorygears,:"We'reaquick-fixculture,'slikehavin