2012年职称英语理工类新增文章（带习题翻

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1、2012年职称英语理工类新增文章阅读理解（6篇）……………………3页第六篇MakingLightof1Sleep第十九篇Graphene'sSuperstrength1*第三＋八篇"LifeFormFound"onSaturn'sTitan*第四十篇TeachingMath,TeachingAnxiety+第四＋五篇TeachingMath,TeachingAnxiety+第四十六篇AntsHaveBigImpactonEnvironmentas"EcosystemEngineers"完形填空（6篇）……………………20页第三篇GermsonBanknotes第十篇Chick

2、enSoupfortheSoul：ComfortFoodFightsLoneliness*第十一篇ClimateChangePosesMajorRisksforUnpreparedCities*第十二篇FreeStatinsWithFastFoodCouldNeutralizeHeartRisk+第十三篇SolarPowerwithoutSolarCells+第十五篇“Liquefaction”KeytoMuchofJapaneseEarthquakeDamage注：1、+表示A级文章；*表示B即文章；其他为C级文章；2、阅读理解，请参见第3页；完形填空，请参见第20页；3、

3、2012年词汇部分与2011年教材相比未作任何变化。23阅读理解第六篇MakingLightof1SleepAllwehaveaclocklocatedinsideourbrains.Similartoyourbedsidealarmclock，yourinternalclock2runsona24-hourcycle.Thiscycle，calledacircadianrhythm，helpscontrolwhenyouwake，whenyoueatandwhenyousleep.Somewherearoundpuberty，somethinghappensinthetim

4、ingofthebiologicalclock.Theclockpushesforward，soadolescentsandteenagersareunabletofallasleepasearlyastheyusedto.Whenyourmothertellsyouit'stimeforbed，yourbodymaybepushingyoutostayup3forseveralhoursmore.AndthelightcomingfromyourcomputerscreenorTVcouldbepushingyoutostayupevenlater.Thisshift4is

5、naturalforteenagers.Butstayingupverylateandsleepinglatecangetyourbody'sclockoutofsyncwiththecycleoflightanddark5.Itcanalsomakeithardtogetoutofbedinthemorningandmaybringotherproblems，too.Teenagersareputinakindofagraycloud6whentheydon'tgetenoughsleep，saysMaryCarskadon，asleepresearcheratBrownU

6、niversityinProvidence，RI7.Itaffectstheirmoodandtheirabilitytothinkandlearn.Butjustlikeyouralarmclock，yourinternalclockcanbereset.Infact，itautomaticallyresetsitselfeveryday.How?Byusingthelightitgetsthroughyoureyes.Scientistshaveknownforalongtimethatthelightofdayandthedarkofnightplayimportant

7、rolesinsettingourinternalclocks.Foryears，researchersthoughtthatthesignalsthatsynchronizethebody'sclock8werehandledthroughthesamepathwaysthatweusetosee.Butrecentdiscoveriesshowthatthehumaneyehastwoseparatelight-sensingsystems.Onesystemallowsustosee.Thesec