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虎斑心是心肌的（）
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虎斑心属于实质性心肌炎心肌有灰黄或灰白色斑状纹外观形似老虎皮
扩张型心肌病
球形心
靴形心
梨形心
绒毛心
虎斑心
虎斑心指心脏沿心冠横切灰黄色条纹在心肌内呈环状分布如虎皮样花纹
犬细小病毒导致的心肌出血病变称为
心肌炎
心内膜炎
心包炎
绒毛心
虎斑心
虎斑心是由于心肌脂褐素沉着
虎斑心是变质性心肌炎引起的
心肌脂肪变性
靴形心
绒毛心
虎斑心
球形心
萎缩心
虎斑心是指
心肌颗粒变性
心肌水样变性
心肌玻璃样变性
心肌脂肪变性
肌萎缩
心肌脂肪变性可致
靴形心
绒毛心
虎斑心
球形心
萎缩心
犬细小病毒导致的心肌出血病变称为
心肌炎
心内膜炎
心包炎
绒毛心
虎斑心
虎斑心是指
心肌脂肪变性
心肌间质脂肪组织浸润
心肌慢性淤血
心外膜脂肪组织不规则增生
虎斑心的病变性质是
萎缩
玻璃样变性
心肌脂肪变性
心肌脂肪浸润
变性
严重的肝脂肪变性称为脂肪肝严重的心肌脂肪变性称虎斑心.
虎斑心的病变性质是
萎缩
玻璃样变性
心肌脂肪变性
心肌脂肪浸润
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细胞水肿时主要发生病变的细胞器是
Directions: TheStudents’UnionofyouruniversityisplanninganEnglishSpeakingContest.Writeanannouncementwhichcoversthefollowinginformation: 1thepurposeofthecontest 2timeandplaceofthecontest 3whatisrequiredofthecandidates 4detailsofthejudgesandawards. Youshouldwriteabout100wordsneatlyonAnswerSheet2.Donotsignyourownnameattheendoftheletter.UseStudents’Unionattheendoftheannouncement.
PartBDirections:YouaregoingtoreadatextoftipsoninterviewfollowedbyalistOfexplanationsorexamples.Choosethebestexplanation/examplefromthelistA—foreachnumberedsubheading41—5.Thereisoneextraexplanation/examplewhichyoudonotneedtouse.MarkyouranswersonAnswerSheet1.Attirebodylanguageandmannerscountduringinterviews.Afterallinterviewersareregularpeopleliketherestofuseasily’impressedbygoodbehaviorandjustaseasilyoffendedbyinappropriatebehavior.Yetsurveysshowthatjobcandidates’interviewmannersandotherprofessionalismsareonthedecline.Onthenextpagesaretipsforactingprofessionallybeforeduringandafterinterviewstoavoidoffendinginterviewersandincreaseyourchancesoflandingajob.Formoreinterviewtipsandotherjob-searchinghelpclickonthelinksinthesidebarunderRelatedResources.TheseinterviewtipsarebasedongoodmannersintheUnitedStates.Goodmannersareappreciatedeverywherebutwhatconstitutesthemmaydifferamongothercountries.41.Doyourhomework:Researchthecompanyandstudythejobdescriptionbeforeyouinterviewasyourinterviewerwilllikelyaskwhatyouknowaboutthecompanyandwhyyouwantthejob.42.Getyourpersonalpapersready:Collectandneatlyarrangeyourimportantpapersandworksamplesinanicebriefcaseorportfolio.Dressappropriately:Practicegoodhygienecomborbrushyourhairanddressappropriately.Evenifyouknowthatthecompanydressisbusiness-casualdressupanyway.Itshowsprofessionalismandrespectandmostimportantlythatyouknowhowtodressforinterviews.43.Bepunctual:Unlessotherwiseinstructede.g.tofilloutajobapplicationarrivefivetotenminutesearlyfortheinterview.Sitwithgoodposture:Ifyoudon’tknowwhattodowithyourhandskeepthemfoldedinyourlap.Thisisanotherindicationofgoodmanners.Avoidcrossingyourarmsoveryourchestasitsubliminallydemonstratesaclosedmindtosome.44.Readthemood:45.Maintaineyecontact:Maintaineyecontactwiththeinterviewer.It’sokaytoaskquestionstobetteranswerthequestionstheinterviewerasksyou.Butwithholdthebulkofyourquestionsuntiltheinterviewerasksifyouhaveanywhichistypicallytowardtheendoftheinterview.Avoidaskingthefrivolousjustbecauseinterviewersexpectyoutohavequestions.Insteadaskaboutimportantmatterssuchasjobdutiesmanagementstyleandthefinancialhealthofthecompany.It’snotagoodideatoaskquestionsaboutvacationsickdayslunchbreaksandsoonrightoffthebat.Askaboutthelessermattersofimportanceduringfollow-upinterviews.Typicallyyou’llnegotiatesalarybenefitsperksandsuchinafollow-upinterview.Regardlessdon’tbringitupuntilaskedyetbereadytodiscussitatanytime. A.Thismakesyoulookorganizedandprofessional.Remembertopackrelevantdocumentssuchasextraresumesandreferencelistsimmigrantwork-authorizationpaperslettersofrecommendationandinformationrequiredonjobapplications.Bringatleastonepenandpencilandanotepadtoo. B.Iftheinterviewerisformalthenyouprobablyshouldbetoo.Iftheintervieweriscasualthenfollowalongwhileremainingcourteousandprofessional.Ineithercasetrytoappeartoberelaxedbutnottoorelaxed.It’snotagoodideatoputyourfeetupontheinterviewer’sdesk! C.Avoidstaringoryoumightmaketheintervieweruncomfortablebutdon’tlookawaytooofteneither.Tosomefailuretomaintainacomfortablelevelofeyecontactindicatesthatyouarelyingreachingforanswersorlackingconfidence. D.Italsohelpsyoutoformulatequestionsaboutthecompanyandjob.Interviewerstypicallyexpectyoutoasksuchquestions. E.Ifit’spossiblewithoutmakingacommotionscootyourchairalittleclosertotheinterviewer’sdeskortakethechairclosettothedesklikeyou’rereadytodiverightin.Thisshowsinterestandconfidence.Butdon’tinvadetheinterviewer’spersonalspaceaperimeterofabouttwofeetbyU.S.standards. F.Thisshowsthatyouareeagerandpunctual.Ifyou’renotatleastfiveminutesearlyforaninterviewyou’refiveminuteslate!Butdon’tarrivemorethantenminutesearlyasitmightbeinconvenientforyourinterviewers.Definitelydon’tbelate! 41
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Text2AfterashakystarttheMartianflotillathathasarrivedoverthepastfewweeksisgettingdowntobusiness.Twoofthefivecraftinitseemtobeworkingperfectly.Twoarelost.Andafifthissickbutundergoingtreatment.ThemostspectacularpicturessofarhavebeenprovidedbyMarsExpresstheEuropeanSpaceAgency’scontributiontothefleet.OnJanuary28ththisreacheditsfinalworkingorbitwhichtakesitoverbothpolesandthusallowsittoseethewholeofMarsoverthecourseofafewdaysastheplanetrevolvesbeneathit.IthashoweverbeensendingbackdatasinceshortlyafteritarrivedandafewdaysagoitscontrollersreleasedaseriesofbeautifulphotographsincludingastereoimageofVallesMarinerisahugecanyonthatmayhavebeenformedbyflowingwater.ThemostscientificallysignificantresultthoughhascomefromOpportunityAmerica’ssecondMarsrover.OneofOpportunity’scamerashasphotographedevidenceofstratificationinnearbyrocks.Suchstratificationindicatesthattherocksconcernedaresedimentary.Thelayerscouldberepeatedwind-blowndepositsorconsistofashfromsuccessivevolcaniceruptions.Buttheterrestrialrockstheymostresembleareonesthathaveformedunderwater.ThereasoneveryoneisgettingsoexcitedisbecausethereisawidespreadassumptionthatanyformoflifewhichmightdwellonMarswouldneedliquidwatertolive—orevenifitcouldnowsubsistbyextractingmoisturefromicewouldhaveneededliquidwatertoevolvetothatstage.Marshasseenmoreprobeslaunchedtowardsitthanalloftheotherplanetsputtogetherpreciselybecauseofthishopethatitmightharbourlife.Sothereisalotridingontheanswer—notleastthefundingoffuturemissions.BesidesitsscientificsignificancethesuccessofOpportunityhasalsohelpedtodistractattentionfromthesuddenrefusalofSpiritthefirstAmericanrovertoarriveonMarstotalktoitscontrollers.Thiscrafthadtentativelybutsuccessfullynoseditswayoffitslandingplatformandwasabouttodrillitswayintoanearbyrockpriortodoingaspotofchemicalanalysiswhenitwentsilent.HowevertheengineersatNASAAmerica’sspaceagencyarenothingifnotresourcefulandtheyhaveagoodrecordofcarryingoutrunningrepairsonspacecraftthataremillionsofkilometresaway.InthecaseofSpirittheythinkthatoneofthecraft’smemorychipshasgotclutteredupwithfilescreatedonthejourneytoMars.Thatcausedanotherchipwhichmanagesthefirsttothrowawobblyandtokeeprebootingthecomputer.Theyarecurrentlytestingthisideabyloadingadiagnosticprogramontothecomputer.InadditionasaprecautiontheyhavedeletedexcessfilesfromtheequivalentmemorychiponOpportunity.Spirit’sspiritsmaythusrevive.AstothefailurestheJapaneseabandonedtheirfly-bycraftNozomiinDecemberandtheBritishteaminchargeofBeagle2whichispresumedtohavelandedonDecember25thbutfromwhichnosignalhasbeenreceivedalsoseemstohavecalleditquits.Stilla40460%successratedependingonwhetherSpiritisbroughtbackintocommissionisnotbadbythehistoricalstandardsofmissionstoMars.Nowtherealsciencebegins. Spiritfailedtotalktoitscontrollersprobablybecauseof
Text4Britain’sbosseswouldhaveyoubelievethatbusinessinBritainisgroaningunderredtapeandpunitivetaxlevelsinhibitingenterpriseandputtingBritishfirmsatadisadvantagecomparedwithoverseascompetitors.AsusualrealitypaintsafardifferentpicturefromthetawdryimagescrawledbytheCBIandToryfrontbenchers.NotonlydoBritishbusinessespaylowerlevelsofcorporationtaxthantheircounterpartsabroadbuttheybenefitfromthemostsavagelegalhamstringingoftradeunionism.ButboardroomfatcatsinBritainhaveonefurtheradvantageovertheircompetitorswhichistheirtotalinabilitytofeelanysenseofshame.Therelativelypoorperformancesincethe1990sofpensioninvestmentfundsoverseenbythetopcompaniesthemselveshasbroughtaboutawide-rangingcullofoccupationalpensionschemes.Finalsalaryschemeshavebeenaxedinfavourofmoneypurchaseorhavebeenbarredtonewemployeesandinmanycompaniesstaffhavebeentoldthattheywillhavetoincreasepensionsfundpaymentstoensurepreviouslyguaranteedbenefits.Atatimewhenthegovernmenthasbeendeliberatelyrunningdownthevalueofthestateretirementpensionanddrivingpensionerstowardsmeans-testedbenefitstheincreasinglyshakynatureofoccupationalschemeshasbroughtabouthigherlevelsofinsecurityamongworkingpeople.Howeverit’snotalldoomandgloom.Thereisasilverlining.Unfortunatelythatsilverliningdoesn’tshinetoobrightlyoutsidethecorridorsofcorporatepowerwheredirectorsaredoingwhattheyarebestat—lookingafternumberone.Bossesarenotonlyslurpinguphugesalarieseach-waybonusesandgoldenparachutes.TheyhavealsoasTUCgeneralsecretaryBrendanBarbersaysgot"theirsnoutsinapensionstrough."Ifhavingcontributionsworthone-thirtiethoftheirsalaryeachyearpaidintoapensionschemeisgoodenoughfordirectorswhydomostworkersonlyreceiveone-sixtiethAndifcompaniesonlydonate6percentofanemployee’ssalaryformoneypurchaseschemeswhydotheygive20430percentfordirectors’schemesTheanswerwhichwillbenosecrettomanytradeunionistsisthatweliveinaclass-dividedsocietyinwhichbigbusinessandtherichcalltheshots.TheChildPovertyActionGrouprevelationthatBritainalsohastheworstregionalsocialinequalityintheindustrialisedworld—secondonlytoMexico—illustrateshowfatuousareclaimsthatthiscountryenjoyssocialjusticeandopportunitiesforall.ThestarkfactsofinequalitybasedonclassgenderageandracethatareoutlinedintheCPAGPovertybookoughttodictateanewgovernmentapproachtotacklingpoverty.Inequalityandpovertycannotbetackledbyallowingbigbusinessandtherichtododgetheirresponsibilitiestosocietyandtousetheirpositionsofpowertoseizethelion’sshare. AccordingtotheauthorBritishbusinesses
Text4Britain’sbosseswouldhaveyoubelievethatbusinessinBritainisgroaningunderredtapeandpunitivetaxlevelsinhibitingenterpriseandputtingBritishfirmsatadisadvantagecomparedwithoverseascompetitors.AsusualrealitypaintsafardifferentpicturefromthetawdryimagescrawledbytheCBIandToryfrontbenchers.NotonlydoBritishbusinessespaylowerlevelsofcorporationtaxthantheircounterpartsabroadbuttheybenefitfromthemostsavagelegalhamstringingoftradeunionism.ButboardroomfatcatsinBritainhaveonefurtheradvantageovertheircompetitorswhichistheirtotalinabilitytofeelanysenseofshame.Therelativelypoorperformancesincethe1990sofpensioninvestmentfundsoverseenbythetopcompaniesthemselveshasbroughtaboutawide-rangingcullofoccupationalpensionschemes.Finalsalaryschemeshavebeenaxedinfavourofmoneypurchaseorhavebeenbarredtonewemployeesandinmanycompaniesstaffhavebeentoldthattheywillhavetoincreasepensionsfundpaymentstoensurepreviouslyguaranteedbenefits.Atatimewhenthegovernmenthasbeendeliberatelyrunningdownthevalueofthestateretirementpensionanddrivingpensionerstowardsmeans-testedbenefitstheincreasinglyshakynatureofoccupationalschemeshasbroughtabouthigherlevelsofinsecurityamongworkingpeople.Howeverit’snotalldoomandgloom.Thereisasilverlining.Unfortunatelythatsilverliningdoesn’tshinetoobrightlyoutsidethecorridorsofcorporatepowerwheredirectorsaredoingwhattheyarebestat—lookingafternumberone.Bossesarenotonlyslurpinguphugesalarieseach-waybonusesandgoldenparachutes.TheyhavealsoasTUCgeneralsecretaryBrendanBarbersaysgot"theirsnoutsinapensionstrough."Ifhavingcontributionsworthone-thirtiethoftheirsalaryeachyearpaidintoapensionschemeisgoodenoughfordirectorswhydomostworkersonlyreceiveone-sixtiethAndifcompaniesonlydonate6percentofanemployee’ssalaryformoneypurchaseschemeswhydotheygive20430percentfordirectors’schemesTheanswerwhichwillbenosecrettomanytradeunionistsisthatweliveinaclass-dividedsocietyinwhichbigbusinessandtherichcalltheshots.TheChildPovertyActionGrouprevelationthatBritainalsohastheworstregionalsocialinequalityintheindustrialisedworld—secondonlytoMexico—illustrateshowfatuousareclaimsthatthiscountryenjoyssocialjusticeandopportunitiesforall.ThestarkfactsofinequalitybasedonclassgenderageandracethatareoutlinedintheCPAGPovertybookoughttodictateanewgovernmentapproachtotacklingpoverty.Inequalityandpovertycannotbetackledbyallowingbigbusinessandtherichtododgetheirresponsibilitiestosocietyandtousetheirpositionsofpowertoseizethelion’sshare. Britishbosses'shamelessnessisrevealedinallthefollowingfactsExcept
临床上对肝硬化伴有高血氨患者禁用肥皂液灌肠这是因为
男性50岁1周前感冒3天来畏寒高热气促咳嗽痰黄带血胸片示右上肺大片浸润影其中可见数个小透亮区血常规白细胞24×109/L中性粒细胞0.9入院用大剂量青霉素治疗后体温逐渐下降1小时前突发右胸痛伴进行性气促最可能的诊断是
CO2和O2跨膜转运属于
PartCDirections:ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.YourtranslationshouldbewrittenclearlyonAnswerSheet2.Forthefirsttimeindecadesdoctorshavebegunmakingmajorchangesinthetreatmentoflungcancerbasedonresearchprovingthatchemotherapycansignificantlylengthenlifeformanypatientsforwhomitwaspreviouslythoughttobeuseless.Theshiftincareappliestoabout50000peopleayearintheUnitedStateswhohaveearlycasesofthemostcommonformofthediseasenon-small-celllungcancerandwhosetumorsareremovedbysurgery.46Manyofthesepatientswhojustafewyearsagowouldhavebeentreatedwithsurgeryalonearenowbeinggivenchemotherapyaswelljustas.itisroutinelygivenaftersurgeryforbreastorcolon结肠cancer.Thenewapproachhasbrightenedapicturethatwasoftenbleak."Thebenefitisatleastasgoodandmaybebetterthanintheothercancers"saidDr.JohnMinnaalungcancerexpertandresearchdirectorattheUniversityofTexasSouthwesternMedicalCenterinDallas.Hesaidnewdiscoverieswerehelpingtoeliminatedoctors’"nihilistic"attitudesaboutchemotherapyforlungcancer."Thestandardofcarehaschanged"saidDr.ChristopherG.AzzolialungcancerspecialistatMemorialSloan-KetteringCancerCenterinNewYork.47Amajorimpetusforthechangecameayearagowhentwostudiespresentedatacancerconferenceshowedmarkedincreasesinsurvivalinpatientswhoreceivedadjuvant辅助的chemotherapymeaningthedrugsweregivenaftersurgery.Inonestudyof482patientsinCanadaandtheUnitedStatesledbyDr.TimothyWintonasurgeonfromtheUniversityofAlberta69percentofpatientswhohadsurgeryandchemotherapywerestillalivefiveyearslaterascomparedwith54percentwhohadjustsurgery.Thepatientsweregivenacombinationoftwodrugscisplatinandvinorelbineonceaweekfor16weeks.Intheworldoflungcancerresearchasurvivaldifferenceof15percentagepointsisenormous.48Overallthepatientsgivenchemotherapylived94monthsversus73monthsinthosewhohadonlysurgery—alsoahugedifferenceinafieldinwhichatreatmentishailedasasuccessifitgivespatientseventhreeorfourextramonths.AsecondstudyalsoannouncedattheconferencelastyearhadsimilarfindingsandsodidathirdpresentedjustamonthagoattheannualmeetingofthesamecancergrouptheAmericanSocietyofClinicalOneology.Atmajormedicalcentersdoctorsquicklybegantoputtheresultsintopractice.49"Thefindingsweresostunningfromthesestudiesayearagothattheybegantochangethestandardofcare"saidDr.PasiJannealungcancerspecialistattheDanaFarberCancerInstituteinBoston."Overthelastyearthenumberofpatientswe’vehadreferredhereforadjuvantchemotherapyhasgoneupsteadily."50ButsomedoctorshesitatedtomakechangesDr.Wintonsaidwantingfirsttoseethestudiespublishedinamedicaljournalwhichwouldmeanthedatahadstooduptotheserutiny仔细的检查ofeditorsandexpertreviewers.Nowhisstudyhasbecomethefirstofthethreetopassthattest.ItisbeingpublishedtodayinTheNewEnglandJournalofMedicinealongwithaneditorialbyDr.KatherineM.S.Pistersalungcancerspecialistatthem.D.AndersonCancerCenterinHouston. Amajorimpetusforthechangecameayearagowhentwostudiespresentedatacancerconferenceshowedmarkedincreasesinsurvivalinpatientswhoreceivedadjuvant辅助的chemotherapymeaningthedrugsweregivenaftersurgery.
治疗骨囊肿手术治疗的原则是
Text3Successitisoftensaidhasmanyfathers—andoneofthemanyfathersofcomputingthatmostsuccessfulofindustrieswasCharlesBabbagea19th-centuryBritishmathematician.ExasperatedbyerrorsinthemathematicaltablesthatwerewidelyusedascalculationaidsatthetimeBabbagedreamedofbuildingamechanicalenginethatcouldproduceflawlesstablesautomatically.Buthisattemptstomakesuchamachineinthe1920sfailedandthesignificanceofhisworkwasonlyrediscoveredthiscentury.Nextyearatlastthefirstsetofprintedtablesshouldemergefromacalculating"differenceengine"builttoBabbage’sdesign.Babbagewillhavebeenvindicated.Buttherealizationofhisdreamwillalsounderscoretheextenttowhichhewasamanbornaheadofhistime.TheefforttoprovethatBabbage’sdesignswerelogicallyandpracticallysoundbeganin1985whenateamofresearchersattheScienceMuseuminLondonsetouttobuildadifferenceengineintimeforthe200thanniversaryofBabbage’sbirthin1992.Theteamledbythemuseum’scuratorofcomputingDoronSwadeconstructedamonstrousdeviceofbronzeironandsteel.Itwas11feetlongsevenfeettallweighedthreetonscostaround$500000andtookayeartopiecetogether.Anditworkedperfectlycrankingoutsuccessivevaluesofseventh-orderpolynomialequationsto31significantfigures.Butitwasincomplete.Tosavemoneyanentiresectionofthemachinetheprinterwasomitted.ToBabbagetheprinterwasavitalpartofdesign.Eveniftheengineproducedthecorrectanswerstherewasstilltheriskthatatranscriptionortypesettingerrorwouldresultinthefinishedmathematicaltablesbeinginaccurate.Theonlywaytoguaranteeerror-freetableswastoautomatetheprintingprocessaswell.Sohisplansincludedspecificationsforaprinteralmostascomplicatedasthecalculatingengineitselfwithadjustablemarginstwoseparatefontsandtheabilitytoprintintwothreeorfourcolumns.InJanuaryafteryearsofsearchingforasponsorfortheprintertheScienceMuseumannouncedthatabackerhadbeenfound.NathanMyhrvoldthechieftechnologyofficeratMicrosoftagreedtopayforitsconstructionwhichisexpectedtocost$373000withoneproviso:thattheScienceMuseumteamwouldbuildhimanidenticalcalculatingengineandprintertodecoratehisnewhomeonLakeWashingtonnearSeattle.Constructionoftheprinterwillbegin—infullviewofthepublic—attheScienceMuseumlaterthismonth.Thefullmachinewillbecompletednextyear.ItisaniceironythatBabbage’splansshouldberealizedonlythankstoaninfusionofcashfromamanwhogotrichinthecomputerrevolutionthatBabbagehelpedtofoment.Morestrikingstillevenusing20th-centurymanufacturingtechnologytheenginewillhavecostover$830000tobuild.AllowingforinflationthisisroughlyathirdofwhatitmighthavecosttobuildinBabbage’sday-incontrasttothecostofelectronic-computertechnologywhichhalvesinpriceevery18months.ThatsuggeststhatevenhadBabbagesucceededaVictoriancomputerrevolutionbasedonmechanicaltechnologywouldnotnecessarilyhavefollowed. ResearchersbuiltthecalculatingdifferenceengineaccordingtoBabbage'sdesigninordertoshowthat
Text3Successitisoftensaidhasmanyfathers—andoneofthemanyfathersofcomputingthatmostsuccessfulofindustrieswasCharlesBabbagea19th-centuryBritishmathematician.ExasperatedbyerrorsinthemathematicaltablesthatwerewidelyusedascalculationaidsatthetimeBabbagedreamedofbuildingamechanicalenginethatcouldproduceflawlesstablesautomatically.Buthisattemptstomakesuchamachineinthe1920sfailedandthesignificanceofhisworkwasonlyrediscoveredthiscentury.Nextyearatlastthefirstsetofprintedtablesshouldemergefromacalculating"differenceengine"builttoBabbage’sdesign.Babbagewillhavebeenvindicated.Buttherealizationofhisdreamwillalsounderscoretheextenttowhichhewasamanbornaheadofhistime.TheefforttoprovethatBabbage’sdesignswerelogicallyandpracticallysoundbeganin1985whenateamofresearchersattheScienceMuseuminLondonsetouttobuildadifferenceengineintimeforthe200thanniversaryofBabbage’sbirthin1992.Theteamledbythemuseum’scuratorofcomputingDoronSwadeconstructedamonstrousdeviceofbronzeironandsteel.Itwas11feetlongsevenfeettallweighedthreetonscostaround$500000andtookayeartopiecetogether.Anditworkedperfectlycrankingoutsuccessivevaluesofseventh-orderpolynomialequationsto31significantfigures.Butitwasincomplete.Tosavemoneyanentiresectionofthemachinetheprinterwasomitted.ToBabbagetheprinterwasavitalpartofdesign.Eveniftheengineproducedthecorrectanswerstherewasstilltheriskthatatranscriptionortypesettingerrorwouldresultinthefinishedmathematicaltablesbeinginaccurate.Theonlywaytoguaranteeerror-freetableswastoautomatetheprintingprocessaswell.Sohisplansincludedspecificationsforaprinteralmostascomplicatedasthecalculatingengineitselfwithadjustablemarginstwoseparatefontsandtheabilitytoprintintwothreeorfourcolumns.InJanuaryafteryearsofsearchingforasponsorfortheprintertheScienceMuseumannouncedthatabackerhadbeenfound.NathanMyhrvoldthechieftechnologyofficeratMicrosoftagreedtopayforitsconstructionwhichisexpectedtocost$373000withoneproviso:thattheScienceMuseumteamwouldbuildhimanidenticalcalculatingengineandprintertodecoratehisnewhomeonLakeWashingtonnearSeattle.Constructionoftheprinterwillbegin—infullviewofthepublic—attheScienceMuseumlaterthismonth.Thefullmachinewillbecompletednextyear.ItisaniceironythatBabbage’splansshouldberealizedonlythankstoaninfusionofcashfromamanwhogotrichinthecomputerrevolutionthatBabbagehelpedtofoment.Morestrikingstillevenusing20th-centurymanufacturingtechnologytheenginewillhavecostover$830000tobuild.AllowingforinflationthisisroughlyathirdofwhatitmighthavecosttobuildinBabbage’sday-incontrasttothecostofelectronic-computertechnologywhichhalvesinpriceevery18months.ThatsuggeststhatevenhadBabbagesucceededaVictoriancomputerrevolutionbasedonmechanicaltechnologywouldnotnecessarilyhavefollowed. WhichofthefollowingstatementsisNottrue
Text3Successitisoftensaidhasmanyfathers—andoneofthemanyfathersofcomputingthatmostsuccessfulofindustrieswasCharlesBabbagea19th-centuryBritishmathematician.ExasperatedbyerrorsinthemathematicaltablesthatwerewidelyusedascalculationaidsatthetimeBabbagedreamedofbuildingamechanicalenginethatcouldproduceflawlesstablesautomatically.Buthisattemptstomakesuchamachineinthe1920sfailedandthesignificanceofhisworkwasonlyrediscoveredthiscentury.Nextyearatlastthefirstsetofprintedtablesshouldemergefromacalculating"differenceengine"builttoBabbage’sdesign.Babbagewillhavebeenvindicated.Buttherealizationofhisdreamwillalsounderscoretheextenttowhichhewasamanbornaheadofhistime.TheefforttoprovethatBabbage’sdesignswerelogicallyandpracticallysoundbeganin1985whenateamofresearchersattheScienceMuseuminLondonsetouttobuildadifferenceengineintimeforthe200thanniversaryofBabbage’sbirthin1992.Theteamledbythemuseum’scuratorofcomputingDoronSwadeconstructedamonstrousdeviceofbronzeironandsteel.Itwas11feetlongsevenfeettallweighedthreetonscostaround$500000andtookayeartopiecetogether.Anditworkedperfectlycrankingoutsuccessivevaluesofseventh-orderpolynomialequationsto31significantfigures.Butitwasincomplete.Tosavemoneyanentiresectionofthemachinetheprinterwasomitted.ToBabbagetheprinterwasavitalpartofdesign.Eveniftheengineproducedthecorrectanswerstherewasstilltheriskthatatranscriptionortypesettingerrorwouldresultinthefinishedmathematicaltablesbeinginaccurate.Theonlywaytoguaranteeerror-freetableswastoautomatetheprintingprocessaswell.Sohisplansincludedspecificationsforaprinteralmostascomplicatedasthecalculatingengineitselfwithadjustablemarginstwoseparatefontsandtheabilitytoprintintwothreeorfourcolumns.InJanuaryafteryearsofsearchingforasponsorfortheprintertheScienceMuseumannouncedthatabackerhadbeenfound.NathanMyhrvoldthechieftechnologyofficeratMicrosoftagreedtopayforitsconstructionwhichisexpectedtocost$373000withoneproviso:thattheScienceMuseumteamwouldbuildhimanidenticalcalculatingengineandprintertodecoratehisnewhomeonLakeWashingtonnearSeattle.Constructionoftheprinterwillbegin—infullviewofthepublic—attheScienceMuseumlaterthismonth.Thefullmachinewillbecompletednextyear.ItisaniceironythatBabbage’splansshouldberealizedonlythankstoaninfusionofcashfromamanwhogotrichinthecomputerrevolutionthatBabbagehelpedtofoment.Morestrikingstillevenusing20th-centurymanufacturingtechnologytheenginewillhavecostover$830000tobuild.AllowingforinflationthisisroughlyathirdofwhatitmighthavecosttobuildinBabbage’sday-incontrasttothecostofelectronic-computertechnologywhichhalvesinpriceevery18months.ThatsuggeststhatevenhadBabbagesucceededaVictoriancomputerrevolutionbasedonmechanicaltechnologywouldnotnecessarilyhavefollowed. Babbagewishedtobuildamechanicalenginebecause
系统性红斑狼疮患者心脏典型病变为
PartBDirections:YouaregoingtoreadatextoftipsoninterviewfollowedbyalistOfexplanationsorexamples.Choosethebestexplanation/examplefromthelistA—foreachnumberedsubheading41—5.Thereisoneextraexplanation/examplewhichyoudonotneedtouse.MarkyouranswersonAnswerSheet1.Attirebodylanguageandmannerscountduringinterviews.Afterallinterviewersareregularpeopleliketherestofuseasily’impressedbygoodbehaviorandjustaseasilyoffendedbyinappropriatebehavior.Yetsurveysshowthatjobcandidates’interviewmannersandotherprofessionalismsareonthedecline.Onthenextpagesaretipsforactingprofessionallybeforeduringandafterinterviewstoavoidoffendinginterviewersandincreaseyourchancesoflandingajob.Formoreinterviewtipsandotherjob-searchinghelpclickonthelinksinthesidebarunderRelatedResources.TheseinterviewtipsarebasedongoodmannersintheUnitedStates.Goodmannersareappreciatedeverywherebutwhatconstitutesthemmaydifferamongothercountries.41.Doyourhomework:Researchthecompanyandstudythejobdescriptionbeforeyouinterviewasyourinterviewerwilllikelyaskwhatyouknowaboutthecompanyandwhyyouwantthejob.42.Getyourpersonalpapersready:Collectandneatlyarrangeyourimportantpapersandworksamplesinanicebriefcaseorportfolio.Dressappropriately:Practicegoodhygienecomborbrushyourhairanddressappropriately.Evenifyouknowthatthecompanydressisbusiness-casualdressupanyway.Itshowsprofessionalismandrespectandmostimportantlythatyouknowhowtodressforinterviews.43.Bepunctual:Unlessotherwiseinstructede.g.tofilloutajobapplicationarrivefivetotenminutesearlyfortheinterview.Sitwithgoodposture:Ifyoudon’tknowwhattodowithyourhandskeepthemfoldedinyourlap.Thisisanotherindicationofgoodmanners.Avoidcrossingyourarmsoveryourchestasitsubliminallydemonstratesaclosedmindtosome.44.Readthemood:45.Maintaineyecontact:Maintaineyecontactwiththeinterviewer.It’sokaytoaskquestionstobetteranswerthequestionstheinterviewerasksyou.Butwithholdthebulkofyourquestionsuntiltheinterviewerasksifyouhaveanywhichistypicallytowardtheendoftheinterview.Avoidaskingthefrivolousjustbecauseinterviewersexpectyoutohavequestions.Insteadaskaboutimportantmatterssuchasjobdutiesmanagementstyleandthefinancialhealthofthecompany.It’snotagoodideatoaskquestionsaboutvacationsickdayslunchbreaksandsoonrightoffthebat.Askaboutthelessermattersofimportanceduringfollow-upinterviews.Typicallyyou’llnegotiatesalarybenefitsperksandsuchinafollow-upinterview.Regardlessdon’tbringitupuntilaskedyetbereadytodiscussitatanytime. A.Thismakesyoulookorganizedandprofessional.Remembertopackrelevantdocumentssuchasextraresumesandreferencelistsimmigrantwork-authorizationpaperslettersofrecommendationandinformationrequiredonjobapplications.Bringatleastonepenandpencilandanotepadtoo. B.Iftheinterviewerisformalthenyouprobablyshouldbetoo.Iftheintervieweriscasualthenfollowalongwhileremainingcourteousandprofessional.Ineithercasetrytoappeartoberelaxedbutnottoorelaxed.It’snotagoodideatoputyourfeetupontheinterviewer’sdesk! C.Avoidstaringoryoumightmaketheintervieweruncomfortablebutdon’tlookawaytooofteneither.Tosomefailuretomaintainacomfortablelevelofeyecontactindicatesthatyouarelyingreachingforanswersorlackingconfidence. D.Italsohelpsyoutoformulatequestionsaboutthecompanyandjob.Interviewerstypicallyexpectyoutoasksuchquestions. E.Ifit’spossiblewithoutmakingacommotionscootyourchairalittleclosertotheinterviewer’sdeskortakethechairclosettothedesklikeyou’rereadytodiverightin.Thisshowsinterestandconfidence.Butdon’tinvadetheinterviewer’spersonalspaceaperimeterofabouttwofeetbyU.S.standards. F.Thisshowsthatyouareeagerandpunctual.Ifyou’renotatleastfiveminutesearlyforaninterviewyou’refiveminuteslate!Butdon’tarrivemorethantenminutesearlyasitmightbeinconvenientforyourinterviewers.Definitelydon’tbelate! 45
下列关于糖在小肠被吸收的叙述正确的是
动脉粥样硬化脂纹病变中主要的细胞成分是
热价最高的营养物质是
下列关于脾破裂的处理错误的是
慢性胰腺炎传统的三联症是指
关于心源性休克下列哪一项描述是正确的
糖酵解过程的终产物是
PartBDirections:YouaregoingtoreadatextoftipsoninterviewfollowedbyalistOfexplanationsorexamples.Choosethebestexplanation/examplefromthelistA—foreachnumberedsubheading41—5.Thereisoneextraexplanation/examplewhichyoudonotneedtouse.MarkyouranswersonAnswerSheet1.Attirebodylanguageandmannerscountduringinterviews.Afterallinterviewersareregularpeopleliketherestofuseasily’impressedbygoodbehaviorandjustaseasilyoffendedbyinappropriatebehavior.Yetsurveysshowthatjobcandidates’interviewmannersandotherprofessionalismsareonthedecline.Onthenextpagesaretipsforactingprofessionallybeforeduringandafterinterviewstoavoidoffendinginterviewersandincreaseyourchancesoflandingajob.Formoreinterviewtipsandotherjob-searchinghelpclickonthelinksinthesidebarunderRelatedResources.TheseinterviewtipsarebasedongoodmannersintheUnitedStates.Goodmannersareappreciatedeverywherebutwhatconstitutesthemmaydifferamongothercountries.41.Doyourhomework:Researchthecompanyandstudythejobdescriptionbeforeyouinterviewasyourinterviewerwilllikelyaskwhatyouknowaboutthecompanyandwhyyouwantthejob.42.Getyourpersonalpapersready:Collectandneatlyarrangeyourimportantpapersandworksamplesinanicebriefcaseorportfolio.Dressappropriately:Practicegoodhygienecomborbrushyourhairanddressappropriately.Evenifyouknowthatthecompanydressisbusiness-casualdressupanyway.Itshowsprofessionalismandrespectandmostimportantlythatyouknowhowtodressforinterviews.43.Bepunctual:Unlessotherwiseinstructede.g.tofilloutajobapplicationarrivefivetotenminutesearlyfortheinterview.Sitwithgoodposture:Ifyoudon’tknowwhattodowithyourhandskeepthemfoldedinyourlap.Thisisanotherindicationofgoodmanners.Avoidcrossingyourarmsoveryourchestasitsubliminallydemonstratesaclosedmindtosome.44.Readthemood:45.Maintaineyecontact:Maintaineyecontactwiththeinterviewer.It’sokaytoaskquestionstobetteranswerthequestionstheinterviewerasksyou.Butwithholdthebulkofyourquestionsuntiltheinterviewerasksifyouhaveanywhichistypicallytowardtheendoftheinterview.Avoidaskingthefrivolousjustbecauseinterviewersexpectyoutohavequestions.Insteadaskaboutimportantmatterssuchasjobdutiesmanagementstyleandthefinancialhealthofthecompany.It’snotagoodideatoaskquestionsaboutvacationsickdayslunchbreaksandsoonrightoffthebat.Askaboutthelessermattersofimportanceduringfollow-upinterviews.Typicallyyou’llnegotiatesalarybenefitsperksandsuchinafollow-upinterview.Regardlessdon’tbringitupuntilaskedyetbereadytodiscussitatanytime. A.Thismakesyoulookorganizedandprofessional.Remembertopackrelevantdocumentssuchasextraresumesandreferencelistsimmigrantwork-authorizationpaperslettersofrecommendationandinformationrequiredonjobapplications.Bringatleastonepenandpencilandanotepadtoo. B.Iftheinterviewerisformalthenyouprobablyshouldbetoo.Iftheintervieweriscasualthenfollowalongwhileremainingcourteousandprofessional.Ineithercasetrytoappeartoberelaxedbutnottoorelaxed.It’snotagoodideatoputyourfeetupontheinterviewer’sdesk! C.Avoidstaringoryoumightmaketheintervieweruncomfortablebutdon’tlookawaytooofteneither.Tosomefailuretomaintainacomfortablelevelofeyecontactindicatesthatyouarelyingreachingforanswersorlackingconfidence. D.Italsohelpsyoutoformulatequestionsaboutthecompanyandjob.Interviewerstypicallyexpectyoutoasksuchquestions. E.Ifit’spossiblewithoutmakingacommotionscootyourchairalittleclosertotheinterviewer’sdeskortakethechairclosettothedesklikeyou’rereadytodiverightin.Thisshowsinterestandconfidence.Butdon’tinvadetheinterviewer’spersonalspaceaperimeterofabouttwofeetbyU.S.standards. F.Thisshowsthatyouareeagerandpunctual.Ifyou’renotatleastfiveminutesearlyforaninterviewyou’refiveminuteslate!Butdon’tarrivemorethantenminutesearlyasitmightbeinconvenientforyourinterviewers.Definitelydon’tbelate! 43
PartCDirections:ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.YourtranslationshouldbewrittenclearlyonAnswerSheet2.Forthefirsttimeindecadesdoctorshavebegunmakingmajorchangesinthetreatmentoflungcancerbasedonresearchprovingthatchemotherapycansignificantlylengthenlifeformanypatientsforwhomitwaspreviouslythoughttobeuseless.Theshiftincareappliestoabout50000peopleayearintheUnitedStateswhohaveearlycasesofthemostcommonformofthediseasenon-small-celllungcancerandwhosetumorsareremovedbysurgery.46Manyofthesepatientswhojustafewyearsagowouldhavebeentreatedwithsurgeryalonearenowbeinggivenchemotherapyaswelljustas.itisroutinelygivenaftersurgeryforbreastorcolon结肠cancer.Thenewapproachhasbrightenedapicturethatwasoftenbleak."Thebenefitisatleastasgoodandmaybebetterthanintheothercancers"saidDr.JohnMinnaalungcancerexpertandresearchdirectorattheUniversityofTexasSouthwesternMedicalCenterinDallas.Hesaidnewdiscoverieswerehelpingtoeliminatedoctors’"nihilistic"attitudesaboutchemotherapyforlungcancer."Thestandardofcarehaschanged"saidDr.ChristopherG.AzzolialungcancerspecialistatMemorialSloan-KetteringCancerCenterinNewYork.47Amajorimpetusforthechangecameayearagowhentwostudiespresentedatacancerconferenceshowedmarkedincreasesinsurvivalinpatientswhoreceivedadjuvant辅助的chemotherapymeaningthedrugsweregivenaftersurgery.Inonestudyof482patientsinCanadaandtheUnitedStatesledbyDr.TimothyWintonasurgeonfromtheUniversityofAlberta69percentofpatientswhohadsurgeryandchemotherapywerestillalivefiveyearslaterascomparedwith54percentwhohadjustsurgery.Thepatientsweregivenacombinationoftwodrugscisplatinandvinorelbineonceaweekfor16weeks.Intheworldoflungcancerresearchasurvivaldifferenceof15percentagepointsisenormous.48Overallthepatientsgivenchemotherapylived94monthsversus73monthsinthosewhohadonlysurgery—alsoahugedifferenceinafieldinwhichatreatmentishailedasasuccessifitgivespatientseventhreeorfourextramonths.AsecondstudyalsoannouncedattheconferencelastyearhadsimilarfindingsandsodidathirdpresentedjustamonthagoattheannualmeetingofthesamecancergrouptheAmericanSocietyofClinicalOneology.Atmajormedicalcentersdoctorsquicklybegantoputtheresultsintopractice.49"Thefindingsweresostunningfromthesestudiesayearagothattheybegantochangethestandardofcare"saidDr.PasiJannealungcancerspecialistattheDanaFarberCancerInstituteinBoston."Overthelastyearthenumberofpatientswe’vehadreferredhereforadjuvantchemotherapyhasgoneupsteadily."50ButsomedoctorshesitatedtomakechangesDr.Wintonsaidwantingfirsttoseethestudiespublishedinamedicaljournalwhichwouldmeanthedatahadstooduptotheserutiny仔细的检查ofeditorsandexpertreviewers.Nowhisstudyhasbecomethefirstofthethreetopassthattest.ItisbeingpublishedtodayinTheNewEnglandJournalofMedicinealongwithaneditorialbyDr.KatherineM.S.Pistersalungcancerspecialistatthem.D.AndersonCancerCenterinHouston. ThefindingsweresostunningfromthesestudiesayearagothattheybegantochangethestandardofcaresaidDr.PasiJannealungcancerspecialistattheDanaFarberCancerInstituteinBoston.
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