首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
大叶性肺炎发生肺肉质变是因为
查看本题答案
包含此试题的试卷
国家统考科目《单选题》真题及答案
点击查看
你可能感兴趣的试题
大叶性肺炎时不会发生
肺肉质变
肺褐色硬化
肺脓肿、脓胸
败血症
感染性休克
大叶性肺炎不会发生的并发症是
肺脓肿
肺肉质变
肺褐色硬变
脓胸
败血症
大叶性肺炎发生肺肉质变是因为
局部组织缺血
纤维蛋白渗出
机体抵抗力降低
吞噬细胞数量少或功能障碍
最易发生肺肉质变的疾病是
肺不张
肺脓肿
大叶性肺炎
间质性肺炎
小叶性肺炎
大叶性肺炎一般不会发生
肺肉质变
肺脓肿
脓胸
胸膜肥厚
大叶性肺炎时不会发生
肺肉质变
肺褐色硬化
肺脓肿，脓胸
败血症
关于大叶性肺炎描述错误的是
病变多累及一个大叶
常并发肺脓肿
可发生肺肉质变
纤维素性炎
多由肺炎双球菌引起
大叶性肺炎不会发生的并发症是
肺脓肿
肺肉质变
肺褐色硬变
脓胸
可发生肺肉质变的肺部疾病是
肺气肿
间质性肺炎
小叶性肺炎
大叶性肺炎
肺梗死
大叶性肺炎时不会发生
肺肉质变
肺棕色硬变
肺脓肿、脓胸
败血症
感染性休克
大叶性肺炎时不会发生
肺肉质变
肺脓肿
脓胸
肺褐色硬变
败血症
热门试题
更多
轻度慢性肝炎的特征性病变是
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
Thatexperiencesinfluencesubsequentbehaviourisevidenceofanobviousbutneverthelessremarkableactivitycalledremembering.Learningcouldnotoccurwithoutthefunctionpopularlynamedmemory.Constantpracticehassuchaneffectonmemoryastoleadtoskilfulperformanceonthepianotorecitationofapoemandeventoreadingandunderstandingthesewords.So-calledintelligentbehaviourdemandsmemoryrememberingbeingaprimaryrequirementforreasoning.Theabilitytosolveanyproblemoreventorecognizethataproblemexistsdependsonmemory.Typicallythedecisiontocrossastreetisbasedonrememberingmanyearlierexperiences. Practiceorreviewtendstobuildandmaintainmemoryforataskorforanylearnedmaterial.Overaperiodofnopracticewhathasbeenlearnedtendstobeforgotten;andtheadaptiveconsequencesmaynotseemobvious.Yetdramaticinstancesofsuddenforgettingcanbeseentobeadaptive.Inthissensetheabilitytoforgetcanbeinterpretedtohavesurvivedthroughaprocessofnaturalselectioninanimals.Indeedwhenone’’smemoryofanemotionallypainfulexperienceleadstoseriousanxietyforgettingmayproducerelief.Neverthelessanevolutionaryinterpretationmightmakeitdifficulttounderstandhowthecommonlygradualprocessofforgettingsurvivednaturalselection. Inthinkingabouttheevolutionofmemorytogetherwithallitspossibleaspectsitishelpfultoconsiderwhatwouldhappenifmemoriesfailedtofade.Forgettingclearlyaidsorientationintimesinceoldmemoriesweakenandthenewtendtostandoutprovidingcluesforinferringduration.Withoutforgettingadaptiveabilitywouldsuffer;forexamplelearnedbehaviourthatmighthavebeencorrectadecadeagomaynolongerbe.Casesarerecordedofpeoplewhobyordinarystandardsforgotsolittlethattheireverydayactivitieswerefullofconfusion.Thusforgettingseemstoservethesurvivaloftheindividualandthespecies. Anotherlineofthoughtassumesamemorystoragesystemoflimitedcapacitythatprovidesadaptiveflexibilityspecificallythroughforgetting.Inthisviewcontinualadjustmentsaremadebetweenlearningormemorystorageinputandforgettingoutput.Indeedthereisevidencethattherateatwhichindividualsforgetisdirectlyrelatedtohowmuchtheyhavelearned.Suchdataoffergrosssupportofcontemporarymodelsofmemorythatassumeaninput-outputbalance. Fromtheevolutionarypointofview________________.
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
AreportconsistentlybroughtbackbyvisitorstotheUSishowfriendlycourteousandhelpfulmostAmericansweretothem.TobefairthisobservationisalsofrequentlymadeofCanadaandCanadiansandshouldbestbeconsideredNorthAmerican.Thereareofcourseexceptions.Small-mindedofficialsrudewaitersandill-manneredtaxidriversarehardlyunknownintheUS.Yetitisanobservationmadesofrequentlythatitdeservescomment. Foralongperiodoftimeandinmanypartsofthecountryatravelerwasawelcomebreakinanotherwisedullexistence.Dullnessandlonelinesswerecommonproblemsofthefamilieswhogenerallyliveddistantfromoneanother.Strangersandtravelerswerewelcomesourcesofdiversionandbroughtnewsoftheoutsideworld. Theharshrealitiesofthefrontieralsoshapedthistraditionofhospitality.Someonetravellingaloneifhungryinjuredorilloftenhadnowheretoturnexcepttothenearestcabinorsettlement.Itwasnotamatterofchoiceforthetravelerormerelyacharitableimpulseonthepartofthesettlers.Itreflectedtheharshnessofdailylife:ifyoudidn’’ttakeinthestrangerandtakecareofhimtherewasnooneelsewhowould.Andsomedayrememberyoumightbeinthesamesituation. Todaytherearemanycharitableorganizationswhichspecializeinhelpingthewearytraveler.YettheoldtraditionofhospitalitytostrangersisstillverystrongintheUSespeciallyinthesmallercitiesandtownsawayfromthebusytouristtrails.IwasjusttravelingthroughgottalkingwiththisAmericanandprettysoonheinvitedmehomefordinner―amazing.SuchobservationsreportedbyvisitorstotheUSarenotuncommonbutarenotalwaysunderstoodproperly.ThecasualfriendlinessofmanyAmericansshouldbeinterpretedneitherassuperficialnorasartificialbutastheresultofahistoricallydevelopedculturaltradition. AsistrueofanydevelopedsocietyinAmericaacomplexsetofculturalsignalsassumptionsandconventionsunderliesallsocialinterrelationships.Andofcoursespeakingalanguagedoesnotnecessarilymeanthatsomeoneunderstandssocialandculturalpatterns.Visitorswhofailtotranslateculturalmeaningsproperlyoftendrawwrongconclusions.ForexamplewhenanAmericanusesthewordfriendtheculturalimplicationsofthewordmaybequitedifferentfromthoseithasinthevisitor’’slanguageandculture.Ittakesmorethanabriefencounteronabustodistinguishbetweencourteousconventionandindividualinterest.YetbeingfriendlyisavirtuethatmanyAmericansvaluehighlyandexpectfrombothneighborsandstrangers. Thetraditionofhospitalitytostrangers___________.
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
71．Whiletherearealmostasmanydefinitionsofhistoryastherearehistoriansmodernpracticemostcloselyconformstoonethatseeshistoryastheattempttorecreateandexplainthesignificanteventsofthepast.Caughtinthewebofitsowntimeandplaceeachgenerationofhistoriansdeterminesanewwhatissignificantforitinthepast.Inthissearchtheevidencefoundisalwaysincompleteandscattereditisalsofrequentlypartialorpartisan.Theironyofthehistorian’’scraftisthatitsractitionersalwaysknowthattheireffortsarebutcontributionstoanunendingprocess. 72．Interestinhistoricalmethodshasarisenlessthroughexternalchallengetothevalidityofhistoryasanintellectualdisciplineandmorefrominternalquarrelsamonghistoriansthemselves.Whilehistoryoncerevereditsaffinitytoliteratureandphilosophytheemergingsocialsciencesseemedtoaffordgreateropportunitiesforaskingnewquestionsandprovidingrewardingapproachestoanunderstandingofthepast.Socialsciencemethodologieshadtobeadaptedtoadisciplinegovernedbytheprimacyofhistoricalsourcesratherthantheimperativesofthecontemporaryworld. 73．Duringthistransfertraditionalhistoricalmethodswereaugmentedbyadditionalmethodologiesdesignedtointerpretthenewformsofevidenceinthehistoricalstudy. Methodologyisatermthatremainsinherentlyambiguousinthehistoricalprofession.74．Thereisnoagreementwhethermethodologyreferstotheconceptspeculiartohistoricalworkingeneralortotheresearchtechniquesappropriatetothevariousbranchesofhistoricalinquiry.Historiansespeciallythosesoblindedbytheirresearchintereststhattheyhavebeenaccusedoftunnelmethodfrequentlyfallvictimtothetechnicistfallacy.Alsocommoninthenaturalsciencesthetechnicistfallacymistakenlyidentifiesthedisciplineasawholewithcertainpartsofitstechnicalimplementation.75．Itappliesequallytotraditionalhistorianswhoviewhistoryasonlytheexternalandinternalcriticismofsourcesandtosocialsciencehistorianswhoequatetheiractivitywithspecifictechniques.
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
71．Whiletherearealmostasmanydefinitionsofhistoryastherearehistoriansmodernpracticemostcloselyconformstoonethatseeshistoryastheattempttorecreateandexplainthesignificanteventsofthepast.Caughtinthewebofitsowntimeandplaceeachgenerationofhistoriansdeterminesanewwhatissignificantforitinthepast.Inthissearchtheevidencefoundisalwaysincompleteandscattereditisalsofrequentlypartialorpartisan.Theironyofthehistorian’’scraftisthatitsractitionersalwaysknowthattheireffortsarebutcontributionstoanunendingprocess. 72．Interestinhistoricalmethodshasarisenlessthroughexternalchallengetothevalidityofhistoryasanintellectualdisciplineandmorefrominternalquarrelsamonghistoriansthemselves.Whilehistoryoncerevereditsaffinitytoliteratureandphilosophytheemergingsocialsciencesseemedtoaffordgreateropportunitiesforaskingnewquestionsandprovidingrewardingapproachestoanunderstandingofthepast.Socialsciencemethodologieshadtobeadaptedtoadisciplinegovernedbytheprimacyofhistoricalsourcesratherthantheimperativesofthecontemporaryworld. 73．Duringthistransfertraditionalhistoricalmethodswereaugmentedbyadditionalmethodologiesdesignedtointerpretthenewformsofevidenceinthehistoricalstudy. Methodologyisatermthatremainsinherentlyambiguousinthehistoricalprofession.74．Thereisnoagreementwhethermethodologyreferstotheconceptspeculiartohistoricalworkingeneralortotheresearchtechniquesappropriatetothevariousbranchesofhistoricalinquiry.Historiansespeciallythosesoblindedbytheirresearchintereststhattheyhavebeenaccusedoftunnelmethodfrequentlyfallvictimtothetechnicistfallacy.Alsocommoninthenaturalsciencesthetechnicistfallacymistakenlyidentifiesthedisciplineasawholewithcertainpartsofitstechnicalimplementation.75．Itappliesequallytotraditionalhistorianswhoviewhistoryasonlytheexternalandinternalcriticismofsourcesandtosocialsciencehistorianswhoequatetheiractivitywithspecifictechniques.
下列哪类药物可能加重变异型心绞痛发作
Beingamanhasalwaysbeendangerous.Thereareabout105malesbornforevery100femalesbutthisratiodropstonearbalanceattheageofmaturityandamong70-year-oldtherearetwiceasmanywomenasmen.Butthegreatuniversalofmalemortalityisbeingchanged.Nowboybabiessurvivealmostaswellasgirlsdo.Thismeansthatforthefirsttimetherewillbeanexcessofboysinthosecrucialyearswhentheyaresearchingforamate.Moreimportantanotherchancefornaturalselectionhasbeenremoved.Fiftyyearsagothechanceofababyparticularlyaboybabysurvivingdependedonitsweight.Akilogramtoolightortooheavymeantalmostcertaindeath.Todayitmakesalmostnodifference.Sincemuchofthevariationisduetogenesonemoreagentofevolutionhasgone. Thereisanotherwaytocommitevolutionarysuicide:stayalivebuthavefewerchildren.Fewpeopleareasfertileasinthepast.Exceptinsomereligiouscommunitiesveryfewwomenhave15children.Nowadaysthenumberofbirthsliketheageofdeathhasbecomeaverage.Mostofushaveroughlythesamenumberofoffspring.Againdifferencesbetweenpeopleandtheopportunityfornaturalselectiontotakeadvantageofithavediminished.Indiashowswhatishappening.Thecountryofferswealthforafewinthegreatcitiesandpovertyfortheremainingtribalpeoples.Thegrandmediocrityoftoday--everyonebeingthesameinsurvivalandnumberofoffspring--meansthatnaturalselectionhaslost80%ofitspowerinupper-middle-classIndiacomparedtothetribes. Forusthismeansthatevolutionisover;thebiologicalUtopiahasarrived.Strangelyithasinvolvedlittlephysicalchange.Nootherspeciesfillssomanyplacesinnature.Butinthepast100000years--eventhepast100years--ourliveshavebeentransformedbutourbodieshavenot.Wedidnotevolvebecausemachinesandsocietydiditforus.Darwinhadaphrasetodescribethoseignorantofevolution:theylookatanorganicbeingasasavagelooksatashipasatsomethingwhollybeyondhiscomprehension.Nodoubtwewillremembera20thcenturywayoflifebeyondcomprehensionforitsugliness.ButhoweveramazedourdescendantsmaybeathowfarfromUtopiaweweretheywilllookjustlikeus. WhatdoestheexampleofIndiaillustrate
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
71．Whiletherearealmostasmanydefinitionsofhistoryastherearehistoriansmodernpracticemostcloselyconformstoonethatseeshistoryastheattempttorecreateandexplainthesignificanteventsofthepast.Caughtinthewebofitsowntimeandplaceeachgenerationofhistoriansdeterminesanewwhatissignificantforitinthepast.Inthissearchtheevidencefoundisalwaysincompleteandscattereditisalsofrequentlypartialorpartisan.Theironyofthehistorian’’scraftisthatitsractitionersalwaysknowthattheireffortsarebutcontributionstoanunendingprocess. 72．Interestinhistoricalmethodshasarisenlessthroughexternalchallengetothevalidityofhistoryasanintellectualdisciplineandmorefrominternalquarrelsamonghistoriansthemselves.Whilehistoryoncerevereditsaffinitytoliteratureandphilosophytheemergingsocialsciencesseemedtoaffordgreateropportunitiesforaskingnewquestionsandprovidingrewardingapproachestoanunderstandingofthepast.Socialsciencemethodologieshadtobeadaptedtoadisciplinegovernedbytheprimacyofhistoricalsourcesratherthantheimperativesofthecontemporaryworld. 73．Duringthistransfertraditionalhistoricalmethodswereaugmentedbyadditionalmethodologiesdesignedtointerpretthenewformsofevidenceinthehistoricalstudy. Methodologyisatermthatremainsinherentlyambiguousinthehistoricalprofession.74．Thereisnoagreementwhethermethodologyreferstotheconceptspeculiartohistoricalworkingeneralortotheresearchtechniquesappropriatetothevariousbranchesofhistoricalinquiry.Historiansespeciallythosesoblindedbytheirresearchintereststhattheyhavebeenaccusedoftunnelmethodfrequentlyfallvictimtothetechnicistfallacy.Alsocommoninthenaturalsciencesthetechnicistfallacymistakenlyidentifiesthedisciplineasawholewithcertainpartsofitstechnicalimplementation.75．Itappliesequallytotraditionalhistorianswhoviewhistoryasonlytheexternalandinternalcriticismofsourcesandtosocialsciencehistorianswhoequatetheiractivitywithspecifictechniques. 71．Whiletherearealmostasmanydefinitionsofhistoryastherearehistoriansmodernpracticemostcloselyconformstoonethatseeshistoryastheattempttorecreateandexplainthesignificanteventsofthepast.Caughtinthewebofitsowntimeandplaceeachgenerationofhistoriansdeterminesanewwhatissignificantforitinthepast.Inthissearchtheevidencefoundisalwaysincompleteandscattereditisalsofrequentlypartialorpartisan.Theironyofthehistorian’’scraftisthatitsractitionersalwaysknowthattheireffortsarebutcontributionstoanunendingprocess. 72．Interestinhistoricalmethodshasarisenlessthroughexternalchallengetothevalidityofhistoryasanintellectualdisciplineandmorefrominternalquarrelsamonghistoriansthemselves.Whilehistoryoncerevereditsaffinitytoliteratureandphilosophytheemergingsocialsciencesseemedtoaffordgreateropportunitiesforaskingnewquestionsandprovidingrewardingapproachestoanunderstandingofthepast.Socialsciencemethodologieshadtobeadaptedtoadisciplinegovernedbytheprimacyofhistoricalsourcesratherthantheimperativesofthecontemporaryworld. 73．Duringthistransfertraditionalhistoricalmethodswereaugmentedbyadditionalmethodologiesdesignedtointerpretthenewformsofevidenceinthehistoricalstudy. Methodologyisatermthatremainsinherentlyambiguousinthehistoricalprofession.74．Thereisnoagreementwhethermethodologyreferstotheconceptspeculiartohistoricalworkingeneralortotheresearchtechniquesappropriatetothevariousbranchesofhistoricalinquiry.Historiansespeciallythosesoblindedbytheirresearchintereststhattheyhavebeenaccusedoftunnelmethodfrequentlyfallvictimtothetechnicistfallacy.Alsocommoninthenaturalsciencesthetechnicistfallacymistakenlyidentifiesthedisciplineasawholewithcertainpartsofitstechnicalimplementation.75．Itappliesequallytotraditionalhistorianswhoviewhistoryasonlytheexternalandinternalcriticismofsourcesandtosocialsciencehistorianswhoequatetheiractivitywithspecifictechniques.
Agreenhouseeffectwillraisetheearth’’stemperatureenoughbytheyear2100tocausedramaticclimatechangesincreasesealevelsanddisruptfoodproductionUnitedStatesscientistssaidthisweek. Theearth’’satmosphereisheatingataratethatcouldmeantemperaturerisesoftwodegreescentigradebythemiddleofthe21stcenturyandfivedegreescentigradebytheyear2100accordingtoareportissuedbytheUSgovernment’’sEnvironmentalProtectionAgencyEPA. SubstantialincreasesinglobalwarmingmayoccursoonerthanmostofuswouldliketobelievetheEPAsaid. Theagencysaidthefirsteffectsmightbefeltasearlyas1990becausetemperatureswouldberisingmorethanseventimesfastereachdecadebetweennowandtheyear2100thantheyhadbeenforthepast100years. TemperatureincreasesarelikelytobeaccompaniedbydramaticchangesinprecipitationandstormpatternsandariseinglobalaveragesealeveltheEPAreportsaid. Asaresulttheagencysaidagriculturalconditionswillbesignificantlyalteredenvironmentalandeconomicsystemspotentiallydisrupted. TheEPAreportsaidtheburningoffossilfuelswasdirectlyresponsibleformostoftheatmospherebuild-upofcarbondioxidebutthecurrentconcentrationissogreatthatevenaworldwidebanontheuseofsuchfuelswoulddelaythewarmingeffectforonlyafewyears. Awarmerclimatewillraisesealevelsbyheatingandexpandingtheworld’’soceansandcausingglacierstomelttheEPAsaid. Theagencyestimatedthatsealevelscouldriseanythingbetween48to380cminthenext120years. Anincreaseofeven48cmcouldfloodorcausestormdamagetomanyofthemajorportsoftheworlddisrupttransportationnetworksalterunderwaterecologysystemsandcausemajorshiftsinlanddevelopmentpatterns. Onestudycitedinthereportsuggestedthatiftheaverageglobaltemperatureroseby2.5degreescentigraderegionalclimaticconditionsmightbesimilartothoseduringthelastinterglacialperiod120000yearsago. Duringthisperiodoceanswerefivetosevenmetreshigherthantoday’’sfloodingtheshoresofEuropeandwesternSiberiaandmakingScandinaviaanisland. Theagencysaidthatwhilethewarmingtrendcouldhavesomebeneficialeffectssuchasreducingheatingcostsandimprovingclimateandgrowingseasonsinsomepartsoftheworldtherewouldbedifficultyinredirectingnationaleconomiestoadapttothenewclimatepatterns. TheEPAsaiditseemedunlikelythatthenationsoftheworldwouldreachaconsensusonsteptoreducecarbondioxideemissions.Insteaditurgedmoreresearchonthegreenhouseeffectandstressedtheneedforbetterplanningtocopewiththechangesthewarmingtrendisexpectedtoproduce. WhichofthepointsbelowisNOTgiveninthenewsreport
Thatexperiencesinfluencesubsequentbehaviourisevidenceofanobviousbutneverthelessremarkableactivitycalledremembering.Learningcouldnotoccurwithoutthefunctionpopularlynamedmemory.Constantpracticehassuchaneffectonmemoryastoleadtoskilfulperformanceonthepianotorecitationofapoemandeventoreadingandunderstandingthesewords.So-calledintelligentbehaviourdemandsmemoryrememberingbeingaprimaryrequirementforreasoning.Theabilitytosolveanyproblemoreventorecognizethataproblemexistsdependsonmemory.Typicallythedecisiontocrossastreetisbasedonrememberingmanyearlierexperiences. Practiceorreviewtendstobuildandmaintainmemoryforataskorforanylearnedmaterial.Overaperiodofnopracticewhathasbeenlearnedtendstobeforgotten;andtheadaptiveconsequencesmaynotseemobvious.Yetdramaticinstancesofsuddenforgettingcanbeseentobeadaptive.Inthissensetheabilitytoforgetcanbeinterpretedtohavesurvivedthroughaprocessofnaturalselectioninanimals.Indeedwhenone’’smemoryofanemotionallypainfulexperienceleadstoseriousanxietyforgettingmayproducerelief.Neverthelessanevolutionaryinterpretationmightmakeitdifficulttounderstandhowthecommonlygradualprocessofforgettingsurvivednaturalselection. Inthinkingabouttheevolutionofmemorytogetherwithallitspossibleaspectsitishelpfultoconsiderwhatwouldhappenifmemoriesfailedtofade.Forgettingclearlyaidsorientationintimesinceoldmemoriesweakenandthenewtendtostandoutprovidingcluesforinferringduration.Withoutforgettingadaptiveabilitywouldsuffer;forexamplelearnedbehaviourthatmighthavebeencorrectadecadeagomaynolongerbe.Casesarerecordedofpeoplewhobyordinarystandardsforgotsolittlethattheireverydayactivitieswerefullofconfusion.Thusforgettingseemstoservethesurvivaloftheindividualandthespecies. Anotherlineofthoughtassumesamemorystoragesystemoflimitedcapacitythatprovidesadaptiveflexibilityspecificallythroughforgetting.Inthisviewcontinualadjustmentsaremadebetweenlearningormemorystorageinputandforgettingoutput.Indeedthereisevidencethattherateatwhichindividualsforgetisdirectlyrelatedtohowmuchtheyhavelearned.Suchdataoffergrosssupportofcontemporarymodelsofmemorythatassumeaninput-outputbalance. Fromthelastparagraphweknowthat________________.
AreportconsistentlybroughtbackbyvisitorstotheUSishowfriendlycourteousandhelpfulmostAmericansweretothem.TobefairthisobservationisalsofrequentlymadeofCanadaandCanadiansandshouldbestbeconsideredNorthAmerican.Thereareofcourseexceptions.Small-mindedofficialsrudewaitersandill-manneredtaxidriversarehardlyunknownintheUS.Yetitisanobservationmadesofrequentlythatitdeservescomment. Foralongperiodoftimeandinmanypartsofthecountryatravelerwasawelcomebreakinanotherwisedullexistence.Dullnessandlonelinesswerecommonproblemsofthefamilieswhogenerallyliveddistantfromoneanother.Strangersandtravelerswerewelcomesourcesofdiversionandbroughtnewsoftheoutsideworld. Theharshrealitiesofthefrontieralsoshapedthistraditionofhospitality.Someonetravellingaloneifhungryinjuredorilloftenhadnowheretoturnexcepttothenearestcabinorsettlement.Itwasnotamatterofchoiceforthetravelerormerelyacharitableimpulseonthepartofthesettlers.Itreflectedtheharshnessofdailylife:ifyoudidn’’ttakeinthestrangerandtakecareofhimtherewasnooneelsewhowould.Andsomedayrememberyoumightbeinthesamesituation. Todaytherearemanycharitableorganizationswhichspecializeinhelpingthewearytraveler.YettheoldtraditionofhospitalitytostrangersisstillverystrongintheUSespeciallyinthesmallercitiesandtownsawayfromthebusytouristtrails.IwasjusttravelingthroughgottalkingwiththisAmericanandprettysoonheinvitedmehomefordinner―amazing.SuchobservationsreportedbyvisitorstotheUSarenotuncommonbutarenotalwaysunderstoodproperly.ThecasualfriendlinessofmanyAmericansshouldbeinterpretedneitherassuperficialnorasartificialbutastheresultofahistoricallydevelopedculturaltradition. AsistrueofanydevelopedsocietyinAmericaacomplexsetofculturalsignalsassumptionsandconventionsunderliesallsocialinterrelationships.Andofcoursespeakingalanguagedoesnotnecessarilymeanthatsomeoneunderstandssocialandculturalpatterns.Visitorswhofailtotranslateculturalmeaningsproperlyoftendrawwrongconclusions.ForexamplewhenanAmericanusesthewordfriendtheculturalimplicationsofthewordmaybequitedifferentfromthoseithasinthevisitor’’slanguageandculture.Ittakesmorethanabriefencounteronabustodistinguishbetweencourteousconventionandindividualinterest.YetbeingfriendlyisavirtuethatmanyAmericansvaluehighlyandexpectfrombothneighborsandstrangers. Itcouldbeinferredfromthelastparagraphthat___________.
Agreenhouseeffectwillraisetheearth’’stemperatureenoughbytheyear2100tocausedramaticclimatechangesincreasesealevelsanddisruptfoodproductionUnitedStatesscientistssaidthisweek. Theearth’’satmosphereisheatingataratethatcouldmeantemperaturerisesoftwodegreescentigradebythemiddleofthe21stcenturyandfivedegreescentigradebytheyear2100accordingtoareportissuedbytheUSgovernment’’sEnvironmentalProtectionAgencyEPA. SubstantialincreasesinglobalwarmingmayoccursoonerthanmostofuswouldliketobelievetheEPAsaid. Theagencysaidthefirsteffectsmightbefeltasearlyas1990becausetemperatureswouldberisingmorethanseventimesfastereachdecadebetweennowandtheyear2100thantheyhadbeenforthepast100years. TemperatureincreasesarelikelytobeaccompaniedbydramaticchangesinprecipitationandstormpatternsandariseinglobalaveragesealeveltheEPAreportsaid. Asaresulttheagencysaidagriculturalconditionswillbesignificantlyalteredenvironmentalandeconomicsystemspotentiallydisrupted. TheEPAreportsaidtheburningoffossilfuelswasdirectlyresponsibleformostoftheatmospherebuild-upofcarbondioxidebutthecurrentconcentrationissogreatthatevenaworldwidebanontheuseofsuchfuelswoulddelaythewarmingeffectforonlyafewyears. Awarmerclimatewillraisesealevelsbyheatingandexpandingtheworld’’soceansandcausingglacierstomelttheEPAsaid. Theagencyestimatedthatsealevelscouldriseanythingbetween48to380cminthenext120years. Anincreaseofeven48cmcouldfloodorcausestormdamagetomanyofthemajorportsoftheworlddisrupttransportationnetworksalterunderwaterecologysystemsandcausemajorshiftsinlanddevelopmentpatterns. Onestudycitedinthereportsuggestedthatiftheaverageglobaltemperatureroseby2.5degreescentigraderegionalclimaticconditionsmightbesimilartothoseduringthelastinterglacialperiod120000yearsago. Duringthisperiodoceanswerefivetosevenmetreshigherthantoday’’sfloodingtheshoresofEuropeandwesternSiberiaandmakingScandinaviaanisland. Theagencysaidthatwhilethewarmingtrendcouldhavesomebeneficialeffectssuchasreducingheatingcostsandimprovingclimateandgrowingseasonsinsomepartsoftheworldtherewouldbedifficultyinredirectingnationaleconomiestoadapttothenewclimatepatterns. TheEPAsaiditseemedunlikelythatthenationsoftheworldwouldreachaconsensusonsteptoreducecarbondioxideemissions.Insteaditurgedmoreresearchonthegreenhouseeffectandstressedtheneedforbetterplanningtocopewiththechangesthewarmingtrendisexpectedtoproduce. Asaresultoftherisingoftheearth’’stemperatureby2100
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
Ineconomicsthevalueaddedbyamanufacturingfirmtoitsproductsisthedifferencebetweenthepriceofafinishedproductandthecostofrawmaterialspartssuppliesfuelandelectricalenergyusedintheproductionofthatproduct.When1inthismannerthevalueaddedbymanufactureisausefulindexofthemanufacturingfirm’’s2tothenationaleconomy.Itisamore3indexofcoursethan4salesafigurethatismisleadingbecauseittells5aboutproductioncostsand6themanufacturingfirmis7ataprofitorataloss. Ineducationthereisnowaspirited8astowhethersuchaconceptwouldnotbemost9forcollegegraduatesisevidently10inthesalariestheycancommand11receiptofacollegedegree.Engineersaccountantsandcomputerspecialistscommand12salariesupongraduationandbyimplicationtheremustbean13valueaddedtotheirmarketability14theeducationandtrainingthey15incollege.Whenlookedatmoreclosely16themissingfactoris17thedifferencebetweenlearnercapabilities18totheireducationalexperiencesandgraduatecapabilitiesafter19acollegedegree.Inbriefhowmuchdoesthestudent20fromtheinstructionheorshehasreceived
Beingamanhasalwaysbeendangerous.Thereareabout105malesbornforevery100femalesbutthisratiodropstonearbalanceattheageofmaturityandamong70-year-oldtherearetwiceasmanywomenasmen.Butthegreatuniversalofmalemortalityisbeingchanged.Nowboybabiessurvivealmostaswellasgirlsdo.Thismeansthatforthefirsttimetherewillbeanexcessofboysinthosecrucialyearswhentheyaresearchingforamate.Moreimportantanotherchancefornaturalselectionhasbeenremoved.Fiftyyearsagothechanceofababyparticularlyaboybabysurvivingdependedonitsweight.Akilogramtoolightortooheavymeantalmostcertaindeath.Todayitmakesalmostnodifference.Sincemuchofthevariationisduetogenesonemoreagentofevolutionhasgone. Thereisanotherwaytocommitevolutionarysuicide:stayalivebuthavefewerchildren.Fewpeopleareasfertileasinthepast.Exceptinsomereligiouscommunitiesveryfewwomenhave15children.Nowadaysthenumberofbirthsliketheageofdeathhasbecomeaverage.Mostofushaveroughlythesamenumberofoffspring.Againdifferencesbetweenpeopleandtheopportunityfornaturalselectiontotakeadvantageofithavediminished.Indiashowswhatishappening.Thecountryofferswealthforafewinthegreatcitiesandpovertyfortheremainingtribalpeoples.Thegrandmediocrityoftoday--everyonebeingthesameinsurvivalandnumberofoffspring--meansthatnaturalselectionhaslost80%ofitspowerinupper-middle-classIndiacomparedtothetribes. Forusthismeansthatevolutionisover;thebiologicalUtopiahasarrived.Strangelyithasinvolvedlittlephysicalchange.Nootherspeciesfillssomanyplacesinnature.Butinthepast100000years--eventhepast100years--ourliveshavebeentransformedbutourbodieshavenot.Wedidnotevolvebecausemachinesandsocietydiditforus.Darwinhadaphrasetodescribethoseignorantofevolution:theylookatanorganicbeingasasavagelooksatashipasatsomethingwhollybeyondhiscomprehension.Nodoubtwewillremembera20thcenturywayoflifebeyondcomprehensionforitsugliness.ButhoweveramazedourdescendantsmaybeathowfarfromUtopiaweweretheywilllookjustlikeus. Whichofthefollowingwouldbethebesttitleforthepassage
Agreenhouseeffectwillraisetheearth’’stemperatureenoughbytheyear2100tocausedramaticclimatechangesincreasesealevelsanddisruptfoodproductionUnitedStatesscientistssaidthisweek. Theearth’’satmosphereisheatingataratethatcouldmeantemperaturerisesoftwodegreescentigradebythemiddleofthe21stcenturyandfivedegreescentigradebytheyear2100accordingtoareportissuedbytheUSgovernment’’sEnvironmentalProtectionAgencyEPA. SubstantialincreasesinglobalwarmingmayoccursoonerthanmostofuswouldliketobelievetheEPAsaid. Theagencysaidthefirsteffectsmightbefeltasearlyas1990becausetemperatureswouldberisingmorethanseventimesfastereachdecadebetweennowandtheyear2100thantheyhadbeenforthepast100years. TemperatureincreasesarelikelytobeaccompaniedbydramaticchangesinprecipitationandstormpatternsandariseinglobalaveragesealeveltheEPAreportsaid. Asaresulttheagencysaidagriculturalconditionswillbesignificantlyalteredenvironmentalandeconomicsystemspotentiallydisrupted. TheEPAreportsaidtheburningoffossilfuelswasdirectlyresponsibleformostoftheatmospherebuild-upofcarbondioxidebutthecurrentconcentrationissogreatthatevenaworldwidebanontheuseofsuchfuelswoulddelaythewarmingeffectforonlyafewyears. Awarmerclimatewillraisesealevelsbyheatingandexpandingtheworld’’soceansandcausingglacierstomelttheEPAsaid. Theagencyestimatedthatsealevelscouldriseanythingbetween48to380cminthenext120years. Anincreaseofeven48cmcouldfloodorcausestormdamagetomanyofthemajorportsoftheworlddisrupttransportationnetworksalterunderwaterecologysystemsandcausemajorshiftsinlanddevelopmentpatterns. Onestudycitedinthereportsuggestedthatiftheaverageglobaltemperatureroseby2.5degreescentigraderegionalclimaticconditionsmightbesimilartothoseduringthelastinterglacialperiod120000yearsago. Duringthisperiodoceanswerefivetosevenmetreshigherthantoday’’sfloodingtheshoresofEuropeandwesternSiberiaandmakingScandinaviaanisland. Theagencysaidthatwhilethewarmingtrendcouldhavesomebeneficialeffectssuchasreducingheatingcostsandimprovingclimateandgrowingseasonsinsomepartsoftheworldtherewouldbedifficultyinredirectingnationaleconomiestoadapttothenewclimatepatterns. TheEPAsaiditseemedunlikelythatthenationsoftheworldwouldreachaconsensusonsteptoreducecarbondioxideemissions.Insteaditurgedmoreresearchonthegreenhouseeffectandstressedtheneedforbetterplanningtocopewiththechangesthewarmingtrendisexpectedtoproduce. TheEPAwarnsusthatunlesstheriseintheearth’’stemperaturewererestrained
热门题库
更多
国家统考科目
香港法概论
反间谍法
__学
合同法
证据学
民事诉讼法学
民法学
刑法学
消费者权益保护法
法理学
竞争法
国际公法
国际经济法
农村政策法规
行政法与行政诉讼法
湘公网安备 43130202000226号