吉林省四平市2014高考英语阅读理解巩固全程训练（5）及答案阅读理解-----AOnMay23,1989,StefaniaFollinicameoutfromacaveatCarlsbad,NewMexico.Shehadn'tseenthesunforeighteenandahalfweeks.Stefaniawasinaresearchprogram,andthescientistsintheprogramwerestudyingbodyrhythms(节奏).InthisexperimentStefaniahadspent130daysinacave,30feetindepth.Duringhertimeinthecave,Stefaniahadbeencompletelyaloneexceptfortwowhitemice.Herlivingplacehadbeenverycomfortable,buttherehadbeennothingtofellherthetime.She'dhadnoclockorwatches,notelevisionorradio.Therehadbeennonaturallightandthetemperaturehadalwaysbeenkeptat21℃.Theresultswereveryinteresting.Stefaniahadbeeninthecaveforoverfourmonths,butshethoughtshehadbeenthereforonlytwo.Herbodyclockhadchanged.Shehadn'tkepttoa24-hourday.Shehadstayedawakefor20-25hoursandthenhadsleptfor10hours.Shehadeatenfewermealsandhadlost17lbsinweightasaresult!Shehadalsobecomeratherdepressed(抑郁).Howhadshespenthertimeinthecave?Aspartoftheexperimentshe'ddonesomephysicalandmentaltests.She'drecordedherdailyactivitiesandtheresultsofthetestsonacomputer.Thiscomputerhadbeenspeciallyprogrammedfortheproject.Whenevershewasfree,she'dplayedcards,readbooksandlistenedtomusic.She'dalsolearnedFrenchfromtapes.Theexperimentshowedthatourbodyclocksareaffectedbylightandtemperature,Forexample,thepatternofdayandnightmakesuswakeupandgotosleep.However,Peopleareaffectedindifferentways.Somepeoplewakeupnaturallyat5:00am,butothersdon'tstarttowakeuptill9:00or10;00am.Thisaffectsthewholedailyrhythm.Asaresult,theearlyrisersareattheirbestinthelatemorning.Thelaterisers,ontheotherhand,aretiredduringthedayandonlycometolifeintheafternoonorevening!()1.Stefaniastayedinthecaveforalongtimebecause___________.A.shewasaskedtodoresearchonmiceB.shewantedtoexperiencelonelinessC.shewasthesubjectofastudyD.sheneededtorecordherlife68.C.细节理解题.根据第一段中Stefaniawasinaresearchprogram和整段的意思,可以排除A,B,D项.()2.WhatisacauseforthechangeofStefania'sbodyclock?A.Eatingfewermeals.B.HavingmorehoursofsleepC.Lackingphysicalexercise.D.Gettingnonaturallight.69.D.细节理解题.根