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四环素()

A、是土霉素6位碳上接上甲基,抗菌谱与四环素基本相同
B、为一个人工合成的抗生素
C、具有速效、强效和长效的特点,抗菌作用比四环素强2-10倍
D、脑脊液的浓度是同类药物中最高的
E、胆汁的浓度是血药浓度的10-20倍
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正确答案:

E

答案解析:

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Peopleinsomeareasdon’thavetopayfortheir______.

Themajorityofsuccessfulseniormanagersdonotcloselyfollowtheclassicalrationalmodeloffirstclarifyinggoals,assessingtheproblem,formulatingoptions,estimatinglikelihoodsofsuccess,makingadecision,andonlythentakingactiontoimplementthedecision.Rather,intheirday-by-daytacticalmaneuvers,theseseniorexecutivesrelyonwhatisvaguelytermedintuitiontomanageanetworkofinterrelatedproblemsthatrequirethemtodealwithambiguity,inconsistency,novelty,andsurprise;andtointegrateactionintotheprocessofthinking.Generationsofwritersonmanagementhaverecognizedthatsomepracticingmanagersrelyheavilyonintuition.Ingeneral,however,suchwritersdisplayapoorgraspofwhatintuitionis.Someseeitastheoppositeofrationality;othersviewitasanexcuseforcapriciousness.Isenberg'srecentresearchonthecognitiveprocessesofseniormanagersrevealsthatmanagers'intuitionisneitherofthese.Rather,seniormanagersuseintuitioninatleastfivedistinctways.First,theyintuitivelysensewhenaproblemexists.Second,managersrelyonintuitiontoperformwell-learnedbehaviorpatternsrapidly.Thisintuitionisnotarbitraryorirrational,butisbasedonyearsofpainstakingpracticeandhands-onexperiencethatbuildskills.Athirdfunctionofintuitionistosynthesizeisolatedbitsmofdataandpracticeintoanintegratedpicture,ofteninanAha!experience.Fourth,somemanagersuseintuitionasacheckontheresultsofmorerationalanalysis.Mostseniorexecutivesarefamiliarwiththeformaldecisionanalysismodelsandtools,andthosewhousesuchsystematicmethodsforreachingdecisionsareoccasionallyleeryofsolutionssuggestedbythesemethodswhichruncountertotheirsenseofthecorrectcourseofaction.Finally,managerscanuseintuitiontobypassin-depthanalysisandmoverapidlytoengenderaplausiblesolution.Usedinthisway,intuitionisanalmostinstantaneouscognitiveprocessinwhichamanagerrecognizesfamiliarpatterns.Oneoftheimplicationsoftheintuitivestyleofexecutivemanagementisthatthinkingisinseparablefromacting.Sincemanagersoftenknowwhatisrightbeforetheycananalyzeandexplainit,theyfrequentlyactfirstandexplainlater.Analysisisinextricablytiedtoactioninthinking/actingcycles,inwhichmanagersdevelopthoughtsabouttheircompaniesandorganizationsnotbyanalyzingaproblematicsituationandthenacting,butbyactingandanalyzingincloseconcert.Giventhegreatuncertaintyofmanyofthemanagementissuesthattheyface,seniormanagersofteninstigateacourseofactionsimplytolearnmoreaboutanissue.Theythenusetheresultsoftheactiontodevelopamorecompleteunderstandingoftheissue.Oneimplicationofthinking/actingcyclesisthatactionisoftenpartofdefiningtheproblem,notjustofimplementingthesolution.

1.Accordingtothetext,seniormanagersuseintuitioninallofthefollowingwaysEXCEPTto

[A]Speedupofthecreationofasolutiontoaproblem.

[B]Identifyaproblem.

[C]Bringtogetherdisparatefacts.

[D]Stipulatecleargoals.

2.Thetextsuggestswhichofthefollowingaboutthewritersonmanagementmentionedinline1,paragraph2

[A]Theyhavecriticizedmanagersfornotfollowingtheclassicalrationalmodelofdecisionanalysis.

[B]Theyhavenotbasedtheiranalysesonasufficientlylargesampleofactualmanagers.

[C]Theyhavereliedindrawingtheirconclusionsonwhatmanagerssayratherthanonwhatmanagersdo.

[D]Theyhavemisunderstoodhowmanagersuseintuitioninmakingbusinessdecisions.

3.ItcanbeinferredfromthetextthatwhichofthefollowingwouldmostprobablybeonemajordifferenceinbehaviorbetweenManagerX,whousesintuitiontoreachdecisions,andManagerY,whousesonlyformaldecisionanalysis

[A]ManagerXanalyzesfirstandthenacts;ManagerYdoesnot.

[B]ManagerXcheckspossiblesolutionstoaproblembysystematicanalysis;ManagerYdoesnot.

[C]ManagerXtakesactioninordertoarriveatthesolutiontoaproblem;ManagerYdoesnot.

[D]ManagerYdrawsonyearsofhands-onexperienceincreatingasolutiontoaproblem;ManagerXdoesnot.

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[A]Managerswhorelyonintuitionaremoresuccessfulthanthosewhorelyonformaldecisionanalysis.

[B]Managerscannotjustifytheirintuitivedecisions.

[C]Managers''intuitionworkscontrarytotheirrationalandanalyticalskills.

[D]Intuitionenablesmanagerstoemploytheirpracticalexperiencemoreefficiently.

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[A]Anassertionismadeandaspecificsupportingexampleisgiven.

[B]Aconventionalmodelisdismissedandanalternativeintroduced.

[C]Theresultsofrecentresearchareintroducedandsummarized.

[D]Twoopposingpointsofviewarepresentedandevaluated.

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