西安交通大學(xué)《專業(yè)英語》在線作業(yè)答卷

西交《專業(yè)英語》在線作業(yè)試卷總分:100得分:100一、單選題(共50道試題,共100分)Shewouldmakeateacherfar(_______)totheaverage.superiorbetterfavorablepopular答案:A2.Thesystem'scharacteristicequationcanbeusedtodetermine_____ofalineartime-invariantsystem.thestabilitymagnitudeofthesteady-stateerrorthecontrollabilitytheobservability答案:A3.Whatwouldyouliketohave,meatorfish?---(_______).EitherwilldoYes,IlikemeatYes,IlikefishNo,theyarenotmyfavorite答案:A4.Tomdidn’tcometoclassyesterday.He(_______)ill.mustbeshouldbemusthavebeenshouldhavebeen答案:C5.________aconcertnextSaturday?TherewillbeWilltherebeTherecanbeThereare答案:B6.Intheformof()theoutputiscontinuouslyfedbackandcomparedwiththereferenceinput.continuouscontroldiscontinuouscontroldiscrete-datacontrolsampled-datacontrol答案:A7.Mymotorcarwasstolen.-----(_______).I’msorrytohearthatItdoesn’tmattereverybodyknewMinewasn’t答案:A8.Atransformerisadevicethatcanconvertoneacvoltagetoanotheracvoltagethroughtheactionof_____.anelectriccircuitamagneticfieldanelectricfieldacouplingcircuit答案:B9.Mypassport(_______)lastmonth,soIwillhavetogetanewone.elapsedexpiredendedterminated答案:B10.IliketogetupearlysothatIcangetplentyofwork(_______)beforelunch.donebeingdonetodotobedone答案:A11.Intheroot-locusmethodtheactualtimeresponseofasystemcanbeobtainedbymeansof_____.theinverseFouriertransformtheinverseLaplacetransformtheFouriertransformtheLaplacetransform答案:B12.Delphibelongsto_____.low-levelprogramminglanguagehigh-levelprogramminglanguageaprogramminglanguageconnectedwiththecomputerhardwarebehavioranassemblylanguage答案:B13.Thegeneratorvoltagesareusuallysteppeduptothetransmissionvoltagelevelby().seriescapacitorparallelreactorsstep-uptransformersstep-downtransformers答案:C14.Leninstressedthatitispreciselythepeoplewho(_______)history.inventimaginecreatediscover答案:C15.{圖}1ABCD答案:B16.Thetoyboatturnedoverandsanktothe(_______)ofthepool.basedepthgroundbottom答案:D17.He(_______)thechildrensobadlythattheywereterrifiedofhim.behavedtreateddealtacted答案:B18.()canprovideanasynchronouslinkbetweentwoacelectricpowersystemwithdifferentnominalfrequencies.TheHVDC(highvoltageDC)transmissionTheEHV(extra-highvoltage)ACtransmissionTheACdistributionGenerators答案:A19.IthinkEnglishisas____asmath.importantimportantermoreimportantmostimportant答案:A20.Lucyis___ofall.youngyoungeryoungesttheyoungest答案:D21.Theobjectiveoftheoptimaleconomicoperationofpowersystemsis_____.tominimizethetotalproductioncosttomaintainfrequencyconstanttomaintainvoltagesconstanttoensurebalancebetweengenerationandload答案:A22.Theseareall(_______)demands.reasonableavailablelogicalformal答案:A23.Afterhavingagoodholiday,theyareverykeento(_______)business.getalonggettogetingetover答案:B24.WhenJackarrived,helearnedMary___foralmostanhour.hadgonehadbeenawayhadlefthadaway答案:B25.Thenewscameasnosurprisetome,forI____ofitearlier.hearheardhaveheardhadheard答案:D26.Mostdesktopcomputersuseaseparate()asadisplaydevice,wherenotebookcomputersuseaflatpanelLCDscreen(liquidcrystaldisplayscreen)thatattachedtothesystemunit.keyboardMouseMonitorharddisk答案:C27.I’llmakeevery(_______)tohelpyou.waymeansmethodeffort答案:D28.Theproposalseemsquitegood,butIcan’teasily(_______)withoutallthefacts.joinjudgesayspeak答案:B29.MustIbehomebeforeseven?---(_______).No,youneedn’tNo,youmustn’tOKno,youwon’t答案:A30._____canprovideanasynchronouslinkbetweentwoacelectricpowersystemwithdifferentnominalfrequencies.TheHVDC(highvoltageDC)transmissionTheEHV(extra-highvoltage)ACtransmissionTheACdistributionGenerators答案:A31.Howmuchamancanearndepends(_______)hisskills.alongatonwith答案:C32.ThenewEnglishbookIboughtyesterday(_______)mealmosttwentyyuan.spentpaidcostowned答案:C33.ThestoryofGeorgeWashingtonandthecherrytreeis(_______)everyAmericanschoolchild.knownasknowntoknownforknownin答案:B34.Freemedicaltreatmentinthiscountrycoverssicknessofmindaswellas(_______)sicknesses.normalregularaverageordinary答案:D35.TheBuck（降壓式變換器）isa_____converter.voltagestep-upcurrentstep-downcurrentstep-upresistance答案:C36.Thediscussion(_______)awiderangeofsubjects.coveredconveyedfilledconcluded答案:A37.Itisgenerallyconsideredunwisetogiveachild____heorshewants.howeverwhateverwhicheverwhenever答案:B38.Thegovernmentistakingeffectivemeasurestoovercome(_______)difficulties.averageradicalcurrenttypical答案:C39.Theyareproud(_______)theirsuccess.ofinonover答案:A40.Whatdayistoday?---(_______).TodayisMarch25thTodayisSaturdayTodayisfineTodayiscold答案:B41.Hegavememoney(_______)advice.eitheraswellasaswellalso答案:B42.{圖}1ABCD答案:B43.Imageclarityonacomputerscreenismeasuredwith_____.screensizedotpitchresolutioncolordepth答案:B44.Thegeneratorvoltagesareusuallysteppeduptothetransmissionvoltagelevelby_____.seriescapacitorparallelreactorsstep-uptransformersstep-downtransformers答案:C45.Iwoulddie(_______)marryhim!"shescreamed.insteadofratherthanotherthanmorethan答案:B46.Itwasa(_______)illness,andshesoongotoverit.littleminorlargemajor答案:B47.Itisreportedthattwocars(_______)intoeachotherthismorningonthehighway,killingbothdriverandtwopassengers.crawledcrouchedpressedcrashed答案:D48.ThetransformerisastraightforwardapplicationofFa