首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
需求价格点弹性适用于______。
查看本题答案
包含此试题的试卷
集邮业务员考试《单项选择》真题及答案
点击查看
你可能感兴趣的试题
通常情况下需求价格点弹性适用于
价格与需求量变动较小
价格与供给量变动较小
价格与需求量变动较大
价格与供给量变动较大
撇脂定价策略适用于需求价格弹性较大的商品
需求价格弹性系数分为弧弹性和点弹性弧弹性适用于
价格和需求量变动较大的场合（正确选项）
价格和需求量变动较小的场合
价格和供给量变动较大的场合
价格和供给量变动较小的场合
由于弧弹性能表现需求曲线两点之间的弹性所以它适用于价格和 需求量变动较大的场合
需求价格弹性系数分为弧弹性和点弹性弧弹性适用于
价格和需求量变动较大的场合
价格和需求量变动较小的场合
价格和供给量变动较大的场合
价格和供给量变动较小的场合
需求价格点弹性适用于
价格和需求量变动较大的场合
价格和需求量变动较小的场合
价格和供给量变动较大的场合
价格和供给量变动较大的场合
热门试题
更多
Wecan'tjusthisguilt.We'vegottohavesomehardevidencetoproveit
It'snotsafetocarryvaluablesaroundhere.You'dbettertheminthehotelsafealongwithyourpassport
Mostspeakersaresurprisingtolearnthatpeoplewho1._____speakonlyonelanguageformaminorityoftheworld’spopulationthatmostpeoplefunctionintwoormorelanguages.2._____Whilefewpeoplearetrulybalancedbilingualsorpolyglotswhofeelequalcomfortablewithalllanguages3._____thefactisthatmostoftheworld’spopulationfunctionsinmorethanlanguage.Giventhisit’ssomewhatsurprising4._____thatsomuchattentionispaidtotheEnglish-speakingworldtothematteroflearningaadditionallanguage.Ifsomany5._____peopleseemtodoitsoeasilythenjustwhatistheproblemThesimplestansweristhattherereallyisn’tone.Givingampleopportunityandtimemostpeoplecanlearnas6._____manylanguagesastheywantorneedto.ButasteacherschargedwiththeresponsibilityofaddingEnglishtothelinguisticinventoryofnon-English-speakingchildrenwemustbeconcernedpreciselythesematters—providingample7._____andeffectiveopportunityandusingtimeaseffectivelyaspossible.Thischapterwilllookbrieflyhowchildrenbecomebilingual.8._____Firstwe’llexaminetheconditionsleadtobilingualism9._____inpreschoolersthenwe’llturnourattentiontolanguagelearningintheclassroom.Infocusingonthedifferencesbetweenlanguageacquisitionathomeandatschoolwe’llseethatthere’sthepotentialforconflictfromchildren’sinformallanguage10._____learninginthehomeandthemoreformalexperienceoftheschool.
Morethanacenturyagotherelationshipbetweenglacialiceandtheamountofwaterintheoceanbasinswasfirstseen.Whenthegreaticesheetcoveredvastlandareasthesealevelwasloweredbecausethenormalreturnofwaterfromlandtotheoceanwasreduced.AsaresultthesealevelroseasIceAgeglaciersmeltedallowingthemeltedwaterstoflowintotheocean.Ifalltheglacialiceonthesurfaceoftheearthtodayshouldmeltthesealevelmightrisebymorethan150feet.Shorelinevariationsarealsoproducedthroughelevationordepressionoftheland.Duringtimesofglacierformationsthegreatweightoftheiceslowlydepressedtheearth’scrust.Removaloftheweightthroughglaciermeltingallowedtheslowreturnofthecrusttoitsformerposition.ChangesintheGreatIceclimatesfromcoolandwettowarmanddryproducedclimatechangesfarfromtheglaciatedarea.Forexampleattimesofcool-wetglacialclimateslevelsofinlandlakesroseincontrasttothedepressionofsealevel.Duringthewarm-dryinterglacialclimateslakelevelswerelowered.TheancientlakeBonnevillelargestoftheglaciallakesinWesternUnitedStatesoncecoveredmorethan20000squaremiles.Ithadamaximumdepthofmorethan1000feet.GreatSaltLakeinUtahistheshrunkenremnantofthisoncelargelake. AlthoughthefirsttimethatearlymanwalkedontheearthisuncertainheislargelyaproductoftheGreatIceAge.Presentinformationshowsthatduringthistimeheevolvedrapidlybothphysicallyandculturally.HismostprimitivetoolsandskeletalremainshavebeenfoundinsomeoftheoldestdepositscontemporarywiththeGreatIceAgeinAfricaAsiaandEurope.Theseareoftenassociatedwithremainsofextinctanimals.WiththedisappearanceofthegreaticesheetstheBronzeandIronAgeculturesevolved.Aboutthistimemanyanimalssuitedtocoolerclimatesdied. AlthoughmuchremainstobelearnedthestoryoftheGreatIceAgeisbeingunfoldedthroughtheeffortsofspecialistsinmanyfields.RecordingfieldobservationnewtheoriesandmethodsandworldwidestudiesofexistingglaciersarebringingaclearerunderstandingoftheGreatIceAge. Accordingtothearticlewhichofthefollowingwillinducethedepressionofsealevel
Thesalesdepartmenthassubmittedaoftheirannualsalesreporttotheboardofdirectors
Mostspeakersaresurprisingtolearnthatpeoplewho1._____speakonlyonelanguageformaminorityoftheworld’spopulationthatmostpeoplefunctionintwoormorelanguages.2._____Whilefewpeoplearetrulybalancedbilingualsorpolyglotswhofeelequalcomfortablewithalllanguages3._____thefactisthatmostoftheworld’spopulationfunctionsinmorethanlanguage.Giventhisit’ssomewhatsurprising4._____thatsomuchattentionispaidtotheEnglish-speakingworldtothematteroflearningaadditionallanguage.Ifsomany5._____peopleseemtodoitsoeasilythenjustwhatistheproblemThesimplestansweristhattherereallyisn’tone.Givingampleopportunityandtimemostpeoplecanlearnas6._____manylanguagesastheywantorneedto.ButasteacherschargedwiththeresponsibilityofaddingEnglishtothelinguisticinventoryofnon-English-speakingchildrenwemustbeconcernedpreciselythesematters—providingample7._____andeffectiveopportunityandusingtimeaseffectivelyaspossible.Thischapterwilllookbrieflyhowchildrenbecomebilingual.8._____Firstwe’llexaminetheconditionsleadtobilingualism9._____inpreschoolersthenwe’llturnourattentiontolanguagelearningintheclassroom.Infocusingonthedifferencesbetweenlanguageacquisitionathomeandatschoolwe’llseethatthere’sthepotentialforconflictfromchildren’sinformallanguage10._____learninginthehomeandthemoreformalexperienceoftheschool.
AlthoughwealreadyknowagreatdealaboutinfluenzaandalthoughtheWorldHealthOrganizationisconstantlycollectingdetailedinformationfromitschainofinfluenzareferencelaboratoriesthroughouttheworlditisextremelydifficultforepidemiologists流行病专家whostudyinfectiousdiseasetopredictwhenandwherethenextfluepidemicwilloccurandhowsevereitwillbe. TherearethreekindsofinfluenzavirusknownasABandC.InfluenzaCvirusisrelativelystableandcausesmildinfectionsthatdonotspreadfarthroughthepopulation.TheAandBtypesareunstableandareresponsiblefortheepidemicsthatcausefrequentconcern.Followinganyvirusattackthehumanbodybuildsupantibodieswhichconferimmunitytothatstrainofvirusbutaviruswiththecapacitytochangeitscharacterisabletoby-passthisprotection.VariabilityislessdevelopedintheinfluenzaBviruswhichaffectsonlyhumanbeings.AninfluenzaBvirusmaycauseawidespreadepidemicbutwillhavelittleeffectifintroducedintothesamecommunitysoonafterwardssincenearlyeveryonewillhavebuiltupantibodiesandwillbeimmune.TheinfluenzaAviruswhichaffectsanimalsalsoisextremelyunstableandisresponsibleforsomeoftheworstoutbreaksofthediseasesuchastheunparalleledpandemicorworldepidemicof1918-1919whenabouthalftheworld’spopulationwereinfectedandabouttwentymillionpeoplediedsomefrompneumoniacausedbythevirusitselfandsomefromsecondarycomplications并发症causedbybacteria. Accuratepredictionisdifficultbecauseofthecomplicationofthefactors.Aparticularvirusmayberelatedtoonetowhichsomeofthepopulationhavepartialinvolvedimmunity.Theextenttowhichitwillspreadwilldependonfactorssuchasitsownstrengthorvirulencetheeasewithwhichitcanbetransmittedandthestrengthoftheoppositionitencounters.Scientistshoweverhaveareliablegeneralpictureoftheworldsituation.InfluenzaAattacksusinwaveseverytwoorthreeyearswhileinfluenzaBwhichtravelsmoreslowlylaunchesitsmainassaultseverythreetosixyears.Theoutbreaksvaryfromisolatedcasestoepidemicsinvolvingatenthormoreofthepopulation.Wemayconfidentlyprophesythatsoonerorlaterlargenumbersofpeoplewillbefeelingtheunpleasanteffectsofsomekindofinfluenzavirus. Whichofthefollowingisthemostappropriatetitleforthepassage
AlthoughwealreadyknowagreatdealaboutinfluenzaandalthoughtheWorldHealthOrganizationisconstantlycollectingdetailedinformationfromitschainofinfluenzareferencelaboratoriesthroughouttheworlditisextremelydifficultforepidemiologists流行病专家whostudyinfectiousdiseasetopredictwhenandwherethenextfluepidemicwilloccurandhowsevereitwillbe. TherearethreekindsofinfluenzavirusknownasABandC.InfluenzaCvirusisrelativelystableandcausesmildinfectionsthatdonotspreadfarthroughthepopulation.TheAandBtypesareunstableandareresponsiblefortheepidemicsthatcausefrequentconcern.Followinganyvirusattackthehumanbodybuildsupantibodieswhichconferimmunitytothatstrainofvirusbutaviruswiththecapacitytochangeitscharacterisabletoby-passthisprotection.VariabilityislessdevelopedintheinfluenzaBviruswhichaffectsonlyhumanbeings.AninfluenzaBvirusmaycauseawidespreadepidemicbutwillhavelittleeffectifintroducedintothesamecommunitysoonafterwardssincenearlyeveryonewillhavebuiltupantibodiesandwillbeimmune.TheinfluenzaAviruswhichaffectsanimalsalsoisextremelyunstableandisresponsibleforsomeoftheworstoutbreaksofthediseasesuchastheunparalleledpandemicorworldepidemicof1918-1919whenabouthalftheworld’spopulationwereinfectedandabouttwentymillionpeoplediedsomefrompneumoniacausedbythevirusitselfandsomefromsecondarycomplications并发症causedbybacteria. Accuratepredictionisdifficultbecauseofthecomplicationofthefactors.Aparticularvirusmayberelatedtoonetowhichsomeofthepopulationhavepartialinvolvedimmunity.Theextenttowhichitwillspreadwilldependonfactorssuchasitsownstrengthorvirulencetheeasewithwhichitcanbetransmittedandthestrengthoftheoppositionitencounters.Scientistshoweverhaveareliablegeneralpictureoftheworldsituation.InfluenzaAattacksusinwaveseverytwoorthreeyearswhileinfluenzaBwhichtravelsmoreslowlylaunchesitsmainassaultseverythreetosixyears.Theoutbreaksvaryfromisolatedcasestoepidemicsinvolvingatenthormoreofthepopulation.Wemayconfidentlyprophesythatsoonerorlaterlargenumbersofpeoplewillbefeelingtheunpleasanteffectsofsomekindofinfluenzavirus. Whatdoesthewordassaultintheeighthlineofthelastparagraphmean
Morethanacenturyagotherelationshipbetweenglacialiceandtheamountofwaterintheoceanbasinswasfirstseen.Whenthegreaticesheetcoveredvastlandareasthesealevelwasloweredbecausethenormalreturnofwaterfromlandtotheoceanwasreduced.AsaresultthesealevelroseasIceAgeglaciersmeltedallowingthemeltedwaterstoflowintotheocean.Ifalltheglacialiceonthesurfaceoftheearthtodayshouldmeltthesealevelmightrisebymorethan150feet.Shorelinevariationsarealsoproducedthroughelevationordepressionoftheland.Duringtimesofglacierformationsthegreatweightoftheiceslowlydepressedtheearth’scrust.Removaloftheweightthroughglaciermeltingallowedtheslowreturnofthecrusttoitsformerposition.ChangesintheGreatIceclimatesfromcoolandwettowarmanddryproducedclimatechangesfarfromtheglaciatedarea.Forexampleattimesofcool-wetglacialclimateslevelsofinlandlakesroseincontrasttothedepressionofsealevel.Duringthewarm-dryinterglacialclimateslakelevelswerelowered.TheancientlakeBonnevillelargestoftheglaciallakesinWesternUnitedStatesoncecoveredmorethan20000squaremiles.Ithadamaximumdepthofmorethan1000feet.GreatSaltLakeinUtahistheshrunkenremnantofthisoncelargelake. AlthoughthefirsttimethatearlymanwalkedontheearthisuncertainheislargelyaproductoftheGreatIceAge.Presentinformationshowsthatduringthistimeheevolvedrapidlybothphysicallyandculturally.HismostprimitivetoolsandskeletalremainshavebeenfoundinsomeoftheoldestdepositscontemporarywiththeGreatIceAgeinAfricaAsiaandEurope.Theseareoftenassociatedwithremainsofextinctanimals.WiththedisappearanceofthegreaticesheetstheBronzeandIronAgeculturesevolved.Aboutthistimemanyanimalssuitedtocoolerclimatesdied. AlthoughmuchremainstobelearnedthestoryoftheGreatIceAgeisbeingunfoldedthroughtheeffortsofspecialistsinmanyfields.RecordingfieldobservationnewtheoriesandmethodsandworldwidestudiesofexistingglaciersarebringingaclearerunderstandingoftheGreatIceAge. Whichofthefollowingcanbelearnedaboutearlymanbasedontheinformationprovidedinthepassage
Thefinalexamsapproachedthestudentsbecamemoreandmorenervous
Prolonginghumanlifehasincreasedthesizeofthehumanpopulation.Manypeoplealivetodaywouldhavediedofchildhooddiseasesiftheyhadbeenbornahundredyearsago.Becausemorepeoplelivelongertherearemorepeoplearoundatanygiventime.Infactitisadecreaseindeathratesnotanincreaseinbirthratesthathasledtothepopulationexplosion. Prolonginghumanlifehasalsoincreasedthedependencyload.Inallsocietiespeoplewhoaredisabledortooyoungortoooldtoworkaredependentontherestofsocietytoprovideforthem.Inhuntingandgatheringculturesoldpeoplewhocouldnotkeepupmightbeleftbehindtodie.Intimesoffamineinfantsmightbeallowedtodiebecausetheycouldnotsurviveiftheirparentsstarvedwhereasiftheparentssurvivedtheycouldhaveanotherchild.Inmostcontemporary当代的societiespeoplefeelamoralobligationtokeeppeoplealivewhethertheycanworkornot.Wehaveagreatmanypeopletodaywholivepasttheageatwhichtheywanttoworkorareabletowork;wealsohaveruleswhichrequirepeopletoretireatacertainage.Unlessthesepeoplewereabletosavemoneyfortheirretirementsomebodyelsemustsupportthem.IntheUnitedStatesmanyretiredpeopleliveonsocialsecuritycheckswhicharesolittlethattheymustliveinnearpoverty.Olderpeoplehavemoreillnessthanyoungormiddle-agedpeople;unlesstheyhavewealthorprivateorgovernmentinsurancetheymustoftengoonwelfareiftheyhaveaseriousillness. Whenolderpeoplebecomesenileortooweaktocareforthemselvestheycreategraveproblemsfortheirfamilies.Inthepastandinsometraditionalculturestheywouldbecaredforathomeuntiltheydied.Todaywithmostmembersofahouseholdworkingorinschoolthereisoftennooneathomewhocancareforasickorweakperson.Tomeetthisneedagreatmanynursinghomesandconvalescent康复的hospitalshavebeenbuilt.Theseareoftenprofit-makingorganizationsalthoughsomearesponsored赞助byreligiousandothernonprofitgroups.Whileafewoftheseinstitutionsaregoodmostofthemaresimplydumpinggroundsforthedyinginwhichcareisgivenbypoorlypaidoverworkedandunder-skilledpersonnel. Whatdoesthewordsenile’inthefirstlineofthelastparagraphmean
Followinganyvirusattackthehumanbodybuildsupantibodieswhichconferimmunitytothatstrainofvirusbutaviruswiththecapacitytochangeitscharacterisabletoby-passthisprotection.______
Mostspeakersaresurprisingtolearnthatpeoplewho1._____speakonlyonelanguageformaminorityoftheworld’spopulationthatmostpeoplefunctionintwoormorelanguages.2._____Whilefewpeoplearetrulybalancedbilingualsorpolyglotswhofeelequalcomfortablewithalllanguages3._____thefactisthatmostoftheworld’spopulationfunctionsinmorethanlanguage.Giventhisit’ssomewhatsurprising4._____thatsomuchattentionispaidtotheEnglish-speakingworldtothematteroflearningaadditionallanguage.Ifsomany5._____peopleseemtodoitsoeasilythenjustwhatistheproblemThesimplestansweristhattherereallyisn’tone.Givingampleopportunityandtimemostpeoplecanlearnas6._____manylanguagesastheywantorneedto.ButasteacherschargedwiththeresponsibilityofaddingEnglishtothelinguisticinventoryofnon-English-speakingchildrenwemustbeconcernedpreciselythesematters—providingample7._____andeffectiveopportunityandusingtimeaseffectivelyaspossible.Thischapterwilllookbrieflyhowchildrenbecomebilingual.8._____Firstwe’llexaminetheconditionsleadtobilingualism9._____inpreschoolersthenwe’llturnourattentiontolanguagelearningintheclassroom.Infocusingonthedifferencesbetweenlanguageacquisitionathomeandatschoolwe’llseethatthere’sthepotentialforconflictfromchildren’sinformallanguage10._____learninginthehomeandthemoreformalexperienceoftheschool.
Theyleftfortheairportveryearlyinthemorningtrafficjam
Normallyintropicalregionswherethesunisverystrongtheoceansalinityissomewhathigherthanitisinotherpartsoftheworldwherethereisnotasmuchevaporation.______
Thegovernmentofficialcanhardlyfindsufficientgroundshisargumentsinfavoroftherevisionofthetaxlaw
Mostspeakersaresurprisingtolearnthatpeoplewho1._____speakonlyonelanguageformaminorityoftheworld’spopulationthatmostpeoplefunctionintwoormorelanguages.2._____Whilefewpeoplearetrulybalancedbilingualsorpolyglotswhofeelequalcomfortablewithalllanguages3._____thefactisthatmostoftheworld’spopulationfunctionsinmorethanlanguage.Giventhisit’ssomewhatsurprising4._____thatsomuchattentionispaidtotheEnglish-speakingworldtothematteroflearningaadditionallanguage.Ifsomany5._____peopleseemtodoitsoeasilythenjustwhatistheproblemThesimplestansweristhattherereallyisn’tone.Givingampleopportunityandtimemostpeoplecanlearnas6._____manylanguagesastheywantorneedto.ButasteacherschargedwiththeresponsibilityofaddingEnglishtothelinguisticinventoryofnon-English-speakingchildrenwemustbeconcernedpreciselythesematters—providingample7._____andeffectiveopportunityandusingtimeaseffectivelyaspossible.Thischapterwilllookbrieflyhowchildrenbecomebilingual.8._____Firstwe’llexaminetheconditionsleadtobilingualism9._____inpreschoolersthenwe’llturnourattentiontolanguagelearningintheclassroom.Infocusingonthedifferencesbetweenlanguageacquisitionathomeandatschoolwe’llseethatthere’sthepotentialforconflictfromchildren’sinformallanguage10._____learninginthehomeandthemoreformalexperienceoftheschool.
Thisinformationdoesn'tshedanylighttheproblem
Justasrelaxationisanimportantpartofourlivesstress
Olderpeoplehavemoreillnessthanyoungormiddle-agedpeople;unlesstheyhavewealthorprivateorgovernmentinsurancetheymustoftengoonwelfareiftheyhaveaseriousillness.______
AlthoughwealreadyknowagreatdealaboutinfluenzaandalthoughtheWorldHealthOrganizationisconstantlycollectingdetailedinformationfromitschainofinfluenzareferencelaboratoriesthroughouttheworlditisextremelydifficultforepidemiologists流行病专家whostudyinfectiousdiseasetopredictwhenandwherethenextfluepidemicwilloccurandhowsevereitwillbe. TherearethreekindsofinfluenzavirusknownasABandC.InfluenzaCvirusisrelativelystableandcausesmildinfectionsthatdonotspreadfarthroughthepopulation.TheAandBtypesareunstableandareresponsiblefortheepidemicsthatcausefrequentconcern.Followinganyvirusattackthehumanbodybuildsupantibodieswhichconferimmunitytothatstrainofvirusbutaviruswiththecapacitytochangeitscharacterisabletoby-passthisprotection.VariabilityislessdevelopedintheinfluenzaBviruswhichaffectsonlyhumanbeings.AninfluenzaBvirusmaycauseawidespreadepidemicbutwillhavelittleeffectifintroducedintothesamecommunitysoonafterwardssincenearlyeveryonewillhavebuiltupantibodiesandwillbeimmune.TheinfluenzaAviruswhichaffectsanimalsalsoisextremelyunstableandisresponsibleforsomeoftheworstoutbreaksofthediseasesuchastheunparalleledpandemicorworldepidemicof1918-1919whenabouthalftheworld’spopulationwereinfectedandabouttwentymillionpeoplediedsomefrompneumoniacausedbythevirusitselfandsomefromsecondarycomplications并发症causedbybacteria. Accuratepredictionisdifficultbecauseofthecomplicationofthefactors.Aparticularvirusmayberelatedtoonetowhichsomeofthepopulationhavepartialinvolvedimmunity.Theextenttowhichitwillspreadwilldependonfactorssuchasitsownstrengthorvirulencetheeasewithwhichitcanbetransmittedandthestrengthoftheoppositionitencounters.Scientistshoweverhaveareliablegeneralpictureoftheworldsituation.InfluenzaAattacksusinwaveseverytwoorthreeyearswhileinfluenzaBwhichtravelsmoreslowlylaunchesitsmainassaultseverythreetosixyears.Theoutbreaksvaryfromisolatedcasestoepidemicsinvolvingatenthormoreofthepopulation.Wemayconfidentlyprophesythatsoonerorlaterlargenumbersofpeoplewillbefeelingtheunpleasanteffectsofsomekindofinfluenzavirus. WhatdoestheauthorsayabouttheinfluenzaBvirus
Wecanmakeanexception
Ifthedoorwasnotforcedopenthattheburglarmusthavehadakey
Mostspeakersaresurprisingtolearnthatpeoplewho1._____speakonlyonelanguageformaminorityoftheworld’spopulationthatmostpeoplefunctionintwoormorelanguages.2._____Whilefewpeoplearetrulybalancedbilingualsorpolyglotswhofeelequalcomfortablewithalllanguages3._____thefactisthatmostoftheworld’spopulationfunctionsinmorethanlanguage.Giventhisit’ssomewhatsurprising4._____thatsomuchattentionispaidtotheEnglish-speakingworldtothematteroflearningaadditionallanguage.Ifsomany5._____peopleseemtodoitsoeasilythenjustwhatistheproblemThesimplestansweristhattherereallyisn’tone.Givingampleopportunityandtimemostpeoplecanlearnas6._____manylanguagesastheywantorneedto.ButasteacherschargedwiththeresponsibilityofaddingEnglishtothelinguisticinventoryofnon-English-speakingchildrenwemustbeconcernedpreciselythesematters—providingample7._____andeffectiveopportunityandusingtimeaseffectivelyaspossible.Thischapterwilllookbrieflyhowchildrenbecomebilingual.8._____Firstwe’llexaminetheconditionsleadtobilingualism9._____inpreschoolersthenwe’llturnourattentiontolanguagelearningintheclassroom.Infocusingonthedifferencesbetweenlanguageacquisitionathomeandatschoolwe’llseethatthere’sthepotentialforconflictfromchildren’sinformallanguage10._____learninginthehomeandthemoreformalexperienceoftheschool.
FewarticlesinthenewspapersmoreattentionthanthatreportingthemurdercasewithO.J.Simpsoninvolved
Accordingtotheweathertomorrowwillbeovercastanddull
Prolonginghumanlifehasincreasedthesizeofthehumanpopulation.Manypeoplealivetodaywouldhavediedofchildhooddiseasesiftheyhadbeenbornahundredyearsago.Becausemorepeoplelivelongertherearemorepeoplearoundatanygiventime.Infactitisadecreaseindeathratesnotanincreaseinbirthratesthathasledtothepopulationexplosion. Prolonginghumanlifehasalsoincreasedthedependencyload.Inallsocietiespeoplewhoaredisabledortooyoungortoooldtoworkaredependentontherestofsocietytoprovideforthem.Inhuntingandgatheringculturesoldpeoplewhocouldnotkeepupmightbeleftbehindtodie.Intimesoffamineinfantsmightbeallowedtodiebecausetheycouldnotsurviveiftheirparentsstarvedwhereasiftheparentssurvivedtheycouldhaveanotherchild.Inmostcontemporary当代的societiespeoplefeelamoralobligationtokeeppeoplealivewhethertheycanworkornot.Wehaveagreatmanypeopletodaywholivepasttheageatwhichtheywanttoworkorareabletowork;wealsohaveruleswhichrequirepeopletoretireatacertainage.Unlessthesepeoplewereabletosavemoneyfortheirretirementsomebodyelsemustsupportthem.IntheUnitedStatesmanyretiredpeopleliveonsocialsecuritycheckswhicharesolittlethattheymustliveinnearpoverty.Olderpeoplehavemoreillnessthanyoungormiddle-agedpeople;unlesstheyhavewealthorprivateorgovernmentinsurancetheymustoftengoonwelfareiftheyhaveaseriousillness. Whenolderpeoplebecomesenileortooweaktocareforthemselvestheycreategraveproblemsfortheirfamilies.Inthepastandinsometraditionalculturestheywouldbecaredforathomeuntiltheydied.Todaywithmostmembersofahouseholdworkingorinschoolthereisoftennooneathomewhocancareforasickorweakperson.Tomeetthisneedagreatmanynursinghomesandconvalescent康复的hospitalshavebeenbuilt.Theseareoftenprofit-makingorganizationsalthoughsomearesponsored赞助byreligiousandothernonprofitgroups.Whileafewoftheseinstitutionsaregoodmostofthemaresimplydumpinggroundsforthedyinginwhichcareisgivenbypoorlypaidoverworkedandunder-skilledpersonnel. Whatwasthecausetothepopulationgrowthaccordingtothepassage
Thehospitalwasbuiltonthesideofariverhence
Thefactshesuppliedwerenotrelevantthecaseinquestion
BythetimeyougraduateweinAustraliaforoneyear
热门题库
更多
邮政通信信息业务员考试
集邮业务员考试
快递业务员考试
邮政储汇业务员考试
邮政代理金融业务网点考试
邮件分拣员考试
机要业务员考试
邮件转运员考试
邮政业务档案员
邮政投递员考试
商业银行招聘考试
国家银行招聘考试
银行招聘考试(面试部分)
银行招聘考试(综合知识)
事业单位招聘考试
铁塔公司选聘考试
湘公网安备 43130202000226号