考研英语考试中心模拟题之(8)

考试中心模拟题之(8)SectionIUseofEnglishDirections:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,CorDonANSWERSHEET1.(10points)Atthebeginningofthecentury,medicalscientistsmadeasurprisingdiscovery:thatweare1notjustoffleshandbloodbutalsooftime.Theywereableto2thatweallhaveaninternalbodyclockwhich3theriseandfallofourbodyenergies,makingusdifferentfromonedaytothe4.Theseforcesbecameknownasbiorhythms;theycreatethe5inoureverydaylife.The6ofaninternalbodyclockshouldnotbetoosurprising,7thelivesofmostlivingthingsaredominatedbythe24-hournight-and-daycycle.Themostobvious8ofthiscycleisthe9wefeeltiredandfallasleepatnightandbecomeawakeand10duringtheday.11the24-hourrhythmisinterrupted,mostpeopleexperienceunpleasantsideeffects.12,internationalaeroplanetravelersoftenexperiencejetlagwhentravelingacrosstime13.Peoplewhoarenotusedto14workcanfindthatlackofsleepaffectstheirworkperformance.15thedailyrhythmofsleepingandwaking,wealsohaveotherrhythmswhich16longerthanonedayandwhichinfluencewideareasofourlives.Mostofuswouldagreethatwefeelgoodon17daysandnotsogoodonothers.Sometimesweare18fingersandthumbs笨手笨脚butonotherdayswehaveexcellentcoordination.Therearetimeswhenweappeartobeaccident-prone,orwhenourtemperseemstobeonashortfuse.Isn'titalsostrange19ideasseemtoflowonsomedaysbutatothertimesare20nonexistent?Musicians,paintersandwritersoftentalkaboutdayspells.1.[A]built[B]shaped[C]molded.[D]grown2.[A]demonstrate[B]illustrate[C]present[D]propose3.[A]designates[B]fluctuates[C]calculates[D]regulates4.[A]second[B]latter[C]other[D]next5.[A]upsanddowns[B]goodsandbads[C]prosandcons[D]highsandlows6.[A]name[B]idea[C]expression[D]image7.[A]unless[B]when[C]since[D]although8.[A]nature[B]character[C]feature[D]fact9.[A]mode[B]way[C]form[DJfashion10.[A]watchful[B]ready[C]alert[D]attentive11.[AlAs[B]Because[C]Though[D]If12.[A]Ofcourse[B]Forexample[C]Inconsequence[D]Inparticular13.[A]zones[B]areas[C]belts[D]sphere14.[A]change[B]shift[C]transfer[D]alternative15.[A]Insteadof[B]Ratherthan[C]Aswellas[D]Incomparisonwith16.[A]last[B]move[C]live[D]survive17.IA]many[B]several[C]some[D]most18.[Alall[B]partly[C]seldom[D]often19.[Alwhen[B]how[C]that[D]which20.[Alparticularly[B]specifically[C]apparently[D]virtuallySectionIIReadingComprehensionPartADirections:Readthefollowingfourtexts.AnswerthequestionsbeloweachtextbychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.(40points)Text1WhenPatriciaWeathers'ssonMichaelhadproblemsinhisfirst-gradeclass,aschoolpsychologisttoldthemotherhehadattentiondeficithyperactivitydisorder,orADH]),andneededtobemedicatedwithstimulants.Ifnot,hewouldbesenttoaspecialeducationfacilitynearhisschool.Confusedandfrightened,WeatherssayssheconsentedtoputMichaelonRitalin,acommonlyusedstimulantthatdoctorsprescribetodecreasethesymptomsofADHD--restlessness,disorganization,hyperactivity.ButMichaelexhibitednegativeeffectsfromthedrug,suchassocialwithdrawal.Insteadofspottingthesideeffects,Weatherssays,schoolofficialsagainpressuredherbacktothepsychiatrist'soffice,whereMichael'sdiagnosiswaschangedtosocialanxietydisorderandanantidepressantprescribed.Finally,saysWeathers,IsawthatthemedicinesweremakingMichaelpsychotic,soIstoppedgivingthemtohim.Whenshestoppedthemedicine,theschoolreportedhertostatechildprotectiveservicesforchildabuse.Thoughchargesweredropped,theWeatherscasehasbecomeasymboloftheboilingcontroversysurroundingADHD,treatmentforit,andthesubjectivediagnosticteststhatsomecriticssayhaveledtoanoveruseofstimulantsinschools.AccordingtotestimonygivenbeforeCongressin2000,ADHDdiagnosisinchildrengrewfrom150,000in1970to6millionin2000,representing12to13percentofUSschoolchildren.Ontheonehand,arecentstudybyNationalInstituteofMentalHealth,publishedinApril,confirmedlong-heldassumptionsthatconsistentuseofstimulantsmildlysuppresseschildren'sgrowth--atanaveragerateofaboutaninchoverthecourseoftwoyears,inadditiontoweightlossinsomechildren.Atthesametime,anotherpartofthesamestudygavetheuseofmedicationaboostwhenitcomestothetreatmentofADHD.Thestudyshowedthatstrictbehavioralrules,usedwithoutdrugs,werenotassuccessfulastreatmentsinvolvingstimulants.TheysuppressedADHDsymptomsin34percentofthechildrentrackedoveratwo-yearperiod,whilemedicationworkedin56percentofcases.Yetifthestudywasreassuringtosomewhoworkwithchildren,itwasalarmingtoothers.ThestudyhelpsprovethatthecountryisonlyhearinghalfthestoryaboutADHD,saysWilliamFrankenberger,aprofessorattheUniversityofWisconsin,whohasbeenstudyingADHDforalmosttwodecades.Ifthesemedicinessuppressgrowth,youhavetoaskwhatelsetheyaredoingthatwecan'tmeasure.21.ItcanbeinferredfromthetextthatkidswithADHDareoften[A]allergictomedicines.[B]absent-mindedinclass.[C]afraidofmeetingstrangers.[D]anxiousaboutseeingthedoctor.22.Weathersstoppedgivingthemedicinetohersonbecause[A]shesensedthesideeffectsofthemedicine.[B]thedoctorprescribedanothernewtreatment.[C]theschoolpsychologistadvisedagainstusingit.[D]shewaschargedwithabusinghersonphysically.23.ThefiguresinParagraph6indicate[A]theoveruseofanti-ADHDmedicinesonschoolchildren.[B]thesharpdropofchild-abusecasesinsch