2017年博士研究生入学考试英语试题

word格式整理版学习参考昆明理工大学2017年博士研究生招生考试试题（A）考试科目代码：1111考试科目名称：英语试题适用招生专业：全校考生答题须知1．所有题目（包括填空、选择、图表等类型题目）答题答案必须做在考点发给的答题纸上，做在本试题册上无效。请考生务必在答题纸上写清题号。2．评卷时不评阅本试题册，答题如有做在本试题册上而影响成绩的，后果由考生自己负责。3．答题时一律使用蓝、黑色墨水笔或圆珠笔作答（画图可用铅笔），用其它笔答题不给分。4．答题时不准使用涂改液等具有明显标记的涂改用品。PartIIStructureandVocabulary(15points)Directions:Inthispart,therearefifteenincompletesentences.ForeachsentencefouralternativesA,B,CorDaregiven.DecidewhichofthealternativesbestcompletesthesentenceandmarkthecorrespondingletteronyourANSWERSHEET.1.Itisrather______thatwestilldonotknowhowmanyspeciesthereareintheworldtoday.A.misleadingB.boringC.embarrassingD.demanding2.Althoughnotaneconomisthimself,Dr.Smithhaslongbeenaseverecriticofthegovernment’s______policies.A.economicalB.economicC.economyD.economics3.Atthreethousandfeet,wideplainsbegintoappear,andthereisneveramomentwhensomedistantmountainisnot______.A.onviewB.ataglanceC.onthesceneD.insight4.Beingimpatientis______withbeingagoodteacher.A.intrinsicB.ingeniousC.incompatibleD.inherent5.Shewasso______inherjobthatshedidn’thearanybodyknockingatthedoor.A.attractedB.absorbedC.drawnD.concentrated6.JackwasabouttoannounceourplanbutI______.A.cuthimshortB.gavehimupC.turnedhimoutD.puthimthrough7.WhenJackwaseighteenhe______goingaroundwithastrangesetofpeopleandstayingoutverylate.A.tooktoB.tookupC.tookforD.tookon8.Youseethelightning______ithappens,butyouhearthethunderlater.A.theinstantB.foraninstantC.ontheinstantD.inaninstant9.Itissaidthatthemathteacherseems______towardsbrightstudents.A.preferableB.partialC.beneficialD.liable10.Itishardtotellwhetherwearegoingtohaveaboomintheeconomyoraword格式整理版学习参考______.A.concessionB.submissionC.transmissionD.recession11.Peoplewholiketowearredclothesaremorelikelytobetalkativeand______.A.vivaciousB.perilousC.introvertedD.lucrative12.BenjaminFranklin,tactlessinhisyouth,becamesodiplomatic,so______athandlingpeoplethathewasmadeAmericanAmbassadortoFrance.A.shrewdB.foxyC.considerateD.adroit昆明理工大学2017年博士研究生招生考试试题word格式整理版学习参考13.Consumersdeprivedoftheinformationandadvicetheyneededwerequitesimply______everycheatinthemarketplace.A.inlieuofB.forthepriceofC.bycourtesyofD.atthemercyof14.Reportersandphotographersaliketookgreat______attherudewaytheactorbehavedduringtheinterview.A.annoyanceB.resentmentC.offenceD.irritation15.Ifyouworkunderacarwhenrepairingit,youoftengetvery______.A.waxyB.stickyC.slipperyD.greasyPartIII.ReadingComprehension(40points)Directions:Therearefourpassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.YoushoulddecideontheBESTchoicesandthenmarkthecorrespondingletterontheANSWERSHEET.Passage1TheprefixMachisusedtodescribesupersonicspeed.ItwasnamedforErnstMach(1838-1916),aCzech-bornAustrianphysicist,whocontributedtothestudyofsound.Whentwicethespeedofsound,itisMach2.Whenitisnearbutbelowthespeedofsound,itsspeedcanbedesignatedatlessthanMach1,forexample,Mach0.9.Machisdefinedastheratioofthevelocityofarocketorajettothevelocityofsoundinthemediumbeingconsidered.Whenaplanepassesthesoundbarrier—flyingfasterthansoundtravels—listenersintheareahearthunderclaps,butthepilotoftheplanedoesnothearthem.Soundisproducedbyvibrationsofanobjectandistransmittedbyalternateincreaseanddecreaseinpressurethatradiateoutwardthroughamaterialmediaofmolecules—somewhatlikewavesspreadingoutonapondafterarockhasbeentossedintoit.Thefrequencyofsoundisdeterminedbythenumberoftimesthevibratingwavesundulate波动persecondandismeasuredincyclespersecond.Theslowerthecycleofwaves,thelowerthefrequency.Asfrequenciesincrease,thesoundishigherinpitch.Soundisaudibletohumanbeingsonlyifthefrequencyfallswithinacertainrange.Thehumanearisusuallynotsensitivetofrequenciesoffewerthan20vibrationspersecond,ormorethanabout20,000vibrationspersecond—althoughthisrangevariesamongindividuals.Anythingatapitchhigherthanthehumanearcanhearistermedultrasonic.Intensity,orloudness,isthestrengthofthepressureoftheseradiatingwavesandismeasuredindecibels.Thehumanearrespondstointensityinarangefromzeroto120decibels.Anysoundwithpressureover120decibelsispainfultothehumanear.Thespeedofsoundisgenerallyplacedat1,088feetpersecondatsealevelat32degreesFahrenheit.Itvariesinothertemperaturesandindifferentmedia.Soundtravelsfasterinwaterthaninair,andevenfasterinironandsteel.Ittravelsamilein5secondsinair,itdoesamileunderword格式整理版学习参考waterin1second,andittravelsthroughironin1/3second.Ittravelsthroughicecoldvaporatapproximately4,708feetpersecond;ice-coldwater,4,938;granite,12,960;hardwood,12,620;brick,11,960;glass,16,410to19,690;silver,8,658;gold,5,717.昆明理工大学2017年博士研究生招生考试试题word格式整理版学习参考16.Accordingtothispassage,“Mach”refersto______.A.theratiooftheairspeedofanaircrafttothespeedofsoundB.amachineC.aCzech-bornAustralianphysicistD.thepilotoftheplane17.Soundisproducedby______.A.vibrationsofanobjectpassingthroughtheairB.spreadingofwavesafterarockbeingtossedintoapondC.thundersD.aflyingplane18.Decibelis______.A.thefrequencyofradiatingwavesB.thepressureofradiatingwavesC.theunitformeasuringtheintensityofsoundD.thespeedofsound19.Whichofthefoll