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乳腺癌侵犯乳房悬韧带(Cooper韧带)，引起的相应体征是
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乳腺癌侵犯乳房悬韧带Cooper韧带后引起相应皮肤改变的是
橘皮样改变
乳头内陷
表面皮肤凹陷
局部水肿
铠甲状胸壁
乳腺癌侵犯乳房悬韧带CoopEr韧带后引起相应的皮肤改变是
橘皮样变
乳头内陷
表面皮肤凹陷
局部水肿
铠甲状胸壁
乳腺癌侵犯乳房悬韧带Cooper韧带后引起相应的皮肤改变是
桔皮样变
乳头内陷
表面皮肤凹陷
局部水肿
乳腺癌侵犯乳房悬韧带引起的相应体征为
橘皮样变
乳头内陷
肿瘤表面皮肤凹陷(酒窝征)
局部水肿
乳腺癌侵犯乳房悬韧带Cooper韧带引起的相应体征是
橘皮样变
乳头内陷
肿瘤表面皮肤凹陷(酒窝征)
铠甲状胸壁
乳腺癌侵犯乳房悬韧带Cooper韧带后引起相应的皮肤改变是
局部水肿
桔皮样变
乳头内陷
表面皮肤凹陷
铠甲状胸壁
乳腺癌侵犯乳房悬韧带Cooper韧带后引起相应的皮肤改变是
局部水肿
乳头内陷
橘皮样变
铠甲状胸壁
表面皮肤凹陷
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Ifafarmerwishestosucceedhemusttrytokeepawidegapbetweenhisconsumptionandhisproduction.Hemuststorealargequantityofgrain________consumingallhisgrainimmediately.Hecancontinuetosupporthimselfandhisfamily________heproducesasurplus.Hemustusethissurplusinthreeways:asseedforsowingasaninsurance________theunpredictableeffectsofbadweatherandasacommoditywhichhemustsellinorderto________oldagriculturalimplementsandobtainchemicalfertilizersto______thesoil.Hemayalsoneedmoneytoconstructirrigation______andimprovehisfarminotherways.Ifnosurplusisavailableafarmercannotbe______.Hemusteithersellsomeofhispropertyor________extrafundsintheformofloans.Naturallyhewilltrytoborrowmoneyatalow________ofinterestbutloansofthiskindarenot________obtainable.
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Inrecentyearsrailroadshavebeencombiningwitheachothermergingintosupersystemscausingheightenedconcernsaboutmonopoly.Asrecentlyas1995thetopfourrailroadsaccountedforunder70percentofthetotalton-milesmovedbyrails.Nextyearafteraseriesofmergersiscompletedjustfourrailroadswillcontrolwellover90percentofallthefreightmovedbymajorrailcarriers. Supportersofthenewsupersystemsarguethatthesemergerswillallowforsubstantialcostreductionsandbettercoordinatedservice.Anythreatofmonopolytheyargueisremovedbyfiercecompetitionfromtrucks.Butmanyshipperscomplainthatforheavybulkcommoditiestravelinglongdistancessuchascoalchemicalsandgraintruckingistoocostlyandtherailroadsthereforehavethembythethroat. Thevastconsolidationwithintherailindustrymeansthatmostshippersareservedbyonlyonerailcompany.Railroadstypicallychargesuchcaptiveshippers20to30percentmorethantheydowhenanotherrailroadiscompetingforthebusiness.Shipperswhofeeltheyarebeingoverchargedhavetherighttoappealtothefederalgovernment’’sSurfaceTransportationBoardforratereliefbuttheprocessisexpensivetimeconsumingandwillworkonlyintrulyextremecases. Railroadsjustifyratediscriminationagainstcaptiveshippersonthegroundsthatinthelongrunitreduceseveryone’’scost.Ifrailroadschargedallcustomersthesameaverageratetheyargueshipperswhohavetheoptionofswitchingtotrucksorotherformsoftransportationwoulddosoleavingremainingcustomerstoshoulderthecostofkeepinguptheline.It’’satheorytowhichmanyeconomistssubscribebutinpracticeitoftenleavesrailroadsinthepositionofdeterminingwhichcompanieswillflourishandwhichwillfail.DowereallywantrailroadstobethearbitersofwhowinsandwholosesinthemarketplaceasksMartinBercoviciaWashingtonlawyerwhofrequentlyrepresentsshippers. Manycaptiveshippersalsoworrytheywillsoonbehitwitharoundofhugerateincreases.Therailroadindustryasawholedespiteitsbrighteningfortunesstilldoesnotearnenoughtocoverthecostofthecapitalitmustinvesttokeepupwithitssurgingtraffic.YetrailroadscontinuetoborrowbillionstoacquireoneanotherwithWallStreetcheeringthemon.Considerthe$10.2billionbidbyNorfolkSouthernandCSXtoacquireConrailthisyear.Conrail’’snetrailwayoperatingincomein1996wasjust$427millionlessthanhalfofthecarryingcostsofthetransaction.Who’’sgoingtopayfortherestofthebillManycaptiveshippersfearthattheywillasNorfolkSouthernandCSXincreasetheirgriponthemarket. Thewordarbitersline6paragraph4mostprobablyreferstothose
It’’shardlynewsanymorethatAmericansarejusttoofat.Aquicklookaroundthemallthebeachorthecrowdatanybaseballgamewillleavenoroomfordoubt:ourindividualweightproblemshavebecomeanationalcrisis.Evensotheactualnumbersareshocking.Fullytwo-thirdsofU.S.adultsareofficiallyoverweightandabouthalfofthosehavegraduatedtofull-blownobesity. Itwouldn’’tbesuchabigdealiftheproblemweresimpleaesthetic.Butexcesspoundagetakesaterribletollonthehumanbody.significantlyincreasingtheriskofheartdiseasehighbloodpressurediabetesinfertilityandmanyformsofcancer.Thetotalmedicalbillforillnessesrelatedtoobesityis$117billionayear-andclimbing-andtheJournaloftheAmericanMedicalAssociationreportedthatpoordietandphysicalinactivitycouldsoonovertaketobaccoastheleadingcauseofpreventabledeathintheU.S. WhyisithappeningTheobviousalmosttrivialansweristhatweeattoomuchhigh-caloriefoodanddon’’tburnitoffwithenoughexercise.Ifonlywecouldchangethosehabitstheproblemwouldgoaway.Butclearlyitisn’’tthateasy.Americanspourscoresofbillionsofdollarseveryyearintoweight-lossproductsandhealth-clubmemberships.Foodanddrugcompaniesspendevenmoretryingtofindamagicfoodordrugthatwillmeltthepoundsaway.Yetthenation’’scollectivewaistlinejustkeepsgrowing. It’’snaturaltotrytofindsomethingtoblame-fast-foodjointsorfoodmanufacturersorevenourselvesforhavingtoolittlewillpower.Buttheultimatereasonforobesitymayberooteddeepwithinourgenes.Obedienttotheinevitablelawsofevolutionthehumanraceadaptedovermillionsofyearstolivinginaworldofscarcitywhereitpaidtoeateverygood-tastingthinginsightwhenyoucouldfindit. Althoughourphysiologyhasstayedprettymuchthesameforthepast50000yearsorsowehumanshaveutterlytransformedourenvironment.Overthepastcenturyespeciallytechnologyhasalmostcompletelyremovedphysicalexercisefromtheday-to-daylivesofmostAmericans.Atthesametimeithasfilledsupermarketshelveswithcheapmass-producedgood-tastingfoodthatispackedwithcalories.AndfinallytechnologyhasallowedadvertiserstodeliverconstantvirtuallyirresistiblemessagesthatsayEatthisnowtoeveryoneoldenoughtowatchTV. ThisartificialenvironmentismostpervasiveintheU.S.andotherindustrializedcountriesandthat’’sexactlywherethefatcrisisismostacute. Thetextarrangesobesityaccordingto
It’’shardlynewsanymorethatAmericansarejusttoofat.Aquicklookaroundthemallthebeachorthecrowdatanybaseballgamewillleavenoroomfordoubt:ourindividualweightproblemshavebecomeanationalcrisis.Evensotheactualnumbersareshocking.Fullytwo-thirdsofU.S.adultsareofficiallyoverweightandabouthalfofthosehavegraduatedtofull-blownobesity. Itwouldn’’tbesuchabigdealiftheproblemweresimpleaesthetic.Butexcesspoundagetakesaterribletollonthehumanbody.significantlyincreasingtheriskofheartdiseasehighbloodpressurediabetesinfertilityandmanyformsofcancer.Thetotalmedicalbillforillnessesrelatedtoobesityis$117billionayear-andclimbing-andtheJournaloftheAmericanMedicalAssociationreportedthatpoordietandphysicalinactivitycouldsoonovertaketobaccoastheleadingcauseofpreventabledeathintheU.S. WhyisithappeningTheobviousalmosttrivialansweristhatweeattoomuchhigh-caloriefoodanddon’’tburnitoffwithenoughexercise.Ifonlywecouldchangethosehabitstheproblemwouldgoaway.Butclearlyitisn’’tthateasy.Americanspourscoresofbillionsofdollarseveryyearintoweight-lossproductsandhealth-clubmemberships.Foodanddrugcompaniesspendevenmoretryingtofindamagicfoodordrugthatwillmeltthepoundsaway.Yetthenation’’scollectivewaistlinejustkeepsgrowing. It’’snaturaltotrytofindsomethingtoblame-fast-foodjointsorfoodmanufacturersorevenourselvesforhavingtoolittlewillpower.Buttheultimatereasonforobesitymayberooteddeepwithinourgenes.Obedienttotheinevitablelawsofevolutionthehumanraceadaptedovermillionsofyearstolivinginaworldofscarcitywhereitpaidtoeateverygood-tastingthinginsightwhenyoucouldfindit. Althoughourphysiologyhasstayedprettymuchthesameforthepast50000yearsorsowehumanshaveutterlytransformedourenvironment.Overthepastcenturyespeciallytechnologyhasalmostcompletelyremovedphysicalexercisefromtheday-to-daylivesofmostAmericans.Atthesametimeithasfilledsupermarketshelveswithcheapmass-producedgood-tastingfoodthatispackedwithcalories.AndfinallytechnologyhasallowedadvertiserstodeliverconstantvirtuallyirresistiblemessagesthatsayEatthisnowtoeveryoneoldenoughtowatchTV. ThisartificialenvironmentismostpervasiveintheU.S.andotherindustrializedcountriesandthat’’sexactlywherethefatcrisisismostacute. Accordingtothe2ndparagraph
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Ifafarmerwishestosucceedhemusttrytokeepawidegapbetweenhisconsumptionandhisproduction.Hemuststorealargequantityofgrain________consumingallhisgrainimmediately.Hecancontinuetosupporthimselfandhisfamily________heproducesasurplus.Hemustusethissurplusinthreeways:asseedforsowingasaninsurance________theunpredictableeffectsofbadweatherandasacommoditywhichhemustsellinorderto________oldagriculturalimplementsandobtainchemicalfertilizersto______thesoil.Hemayalsoneedmoneytoconstructirrigation______andimprovehisfarminotherways.Ifnosurplusisavailableafarmercannotbe______.Hemusteithersellsomeofhispropertyor________extrafundsintheformofloans.Naturallyhewilltrytoborrowmoneyatalow________ofinterestbutloansofthiskindarenot________obtainable.Ifafarmerwishestosucceedhemusttrytokeepawidegapbetweenhisconsumptionandhisproduction.Hemuststorealargequantityofgrain________consumingallhisgrainimmediately.Hecancontinuetosupporthimselfandhisfamily________heproducesasurplus.Hemustusethissurplusinthreeways:asseedforsowingasaninsurance________theunpredictableeffectsofbadweatherandasacommoditywhichhemustsellinorderto________oldagriculturalimplementsandobtainchemicalfertilizersto______thesoil.Hemayalsoneedmoneytoconstructirrigation______andimprovehisfarminotherways.Ifnosurplusisavailableafarmercannotbe______.Hemusteithersellsomeofhispropertyor________extrafundsintheformofloans.Naturallyhewilltrytoborrowmoneyatalow________ofinterestbutloansofthiskindarenot________obtainable.
Solarenergyiscalledarenewableresourcebecauseonahumantimescaleitisessentiallyinexhaustibleitisexpectedtolastatleast6.5billionyearswhilethesuncompletesitslifecycle.46Apotentiallyrenewableresourcecanberenewedfairlyrapidlyhourstoseveraldecadesthroughnaturalprocessesexamplesofwhichincludeforesttreesgrasslandgrasseswildanimalsfreshlakeandstreamwatergroundwaterfreshairandfertilesoil. 47OneimportantpotentiallyrenewableresourceforusandotherspeciesisbiologicaldiversityorbiodiversitywhichconsistsofthelifeformsthatcanbestsurvivevarietyofconditionscurrentlyfoundonEarth.Kindsofbiodiversityinclude1geneticdiversityvarietyinthegeneticmakeupamongindividualswithinasinglespecies2speciesdiversityvarietyamongthespeciesoruniqueformsoflifefoundindifferenthabitatsoftheplanetand3ecologicaldiversityvarietyofforestsdesertsgrasslandsstreamslakesoceanswetlandsandotherbiologicalcommunities.48Thisrichvarietyofgenesspeciesandbiologicalcommunitiesgivesusfoodwoodfibersenergyrawmaterialsindustrialchemicalsandmedicines―allofwhichpourhundredsofbillionsofdollarsintotheworldeconomyeachyear.Earth’’svastlist’’oflifeformsandbiologicalcommunitiesalsoprovidesfreerecyclingandpurificationservicesandnaturalpestcontrol. Potentiallyrenewableresourceshowevercanbeexhausted.49Thehighestrateatwhichapotentiallyrenewableresourcecanbeusedindefinitelywithoutreducingitsavailablesupplyiscalleditssustainableyield.Ifaresource’’snaturalreplacementrateisexceededtheavailablesupplybeginstoshrink―aprocessknownasenvironmentaldegradation. Severaltypesofenvironmentaldegradationcanchangepotentiallyrenewableresourcesintononrenewableorunusableresources.IntheUnitedStatesone-fourthofthegroundwaterwithdrawneachyearisnotreplenishedfilledupagain.Between25%and50%oftheworld’’swetlands55%intheU.S.havebeendrainedbuiltuponorseriouslypolluted.Almosthalfoftheworld’’stropicalforestshavebeencleared.Thousandsofwildlifespeciesbecomeextincteachyearmostlybecauseofhumanactivities.Ifhabitatdestructioncontinuesatpresentratesasmanyas1.5millionspeciescoulddisappearoverthenext25years―adrasticlossinvitalEarthcapital.50Theseexampleshelpexplainwhymostenvironmentalscientistsbelievethatoverthenextfewdecadesthedangerofdegradationandexhaustionisgreatestforpotentiallyrenewableresourcesnotnonrenewableresourcesexceptforpetroleumandperhapsafewscarcemineralsforwhichwecan’’tfindeconomicallyandenvironmentallyacceptablesubstitutes. Solarenergyiscalledarenewableresourcebecauseonahumantimescaleitisessentiallyinexhaustibleitisexpectedtolastatleast6.5billionyearswhilethesuncompletesitslifecycle.46Apotentiallyrenewableresourcecanberenewedfairlyrapidlyhourstoseveraldecadesthroughnaturalprocessesexamplesofwhichincludeforesttreesgrasslandgrasseswildanimalsfreshlakeandstreamwatergroundwaterfreshairandfertilesoil. 47OneimportantpotentiallyrenewableresourceforusandotherspeciesisbiologicaldiversityorbiodiversitywhichconsistsofthelifeformsthatcanbestsurvivevarietyofconditionscurrentlyfoundonEarth.Kindsofbiodiversityinclude1geneticdiversityvarietyinthegeneticmakeupamongindividualswithinasinglespecies2speciesdiversityvarietyamongthespeciesoruniqueformsoflifefoundindifferenthabitatsoftheplanetand3ecologicaldiversityvarietyofforestsdesertsgrasslandsstreamslakesoceanswetlandsandotherbiologicalcommunities.48Thisrichvarietyofgenesspeciesandbiologicalcommunitiesgivesusfoodwoodfibersenergyrawmaterialsindustrialchemicalsandmedicines―allofwhichpourhundredsofbillionsofdollarsintotheworldeconomyeachyear.Earth’’svastlist’’oflifeformsandbiologicalcommunitiesalsoprovidesfreerecyclingandpurificationservicesandnaturalpestcontrol. Potentiallyrenewableresourceshowevercanbeexhausted.49Thehighestrateatwhichapotentiallyrenewableresourcecanbeusedindefinitelywithoutreducingitsavailablesupplyiscalleditssustainableyield.Ifaresource’’snaturalreplacementrateisexceededtheavailablesupplybeginstoshrink―aprocessknownasenvironmentaldegradation. Severaltypesofenvironmentaldegradationcanchangepotentiallyrenewableresourcesintononrenewableorunusableresources.IntheUnitedStatesone-fourthofthegroundwaterwithdrawneachyearisnotreplenishedfilledupagain.Between25%and50%oftheworld’’swetlands55%intheU.S.havebeendrainedbuiltuponorseriouslypolluted.Almosthalfoftheworld’’stropicalforestshavebeencleared.Thousandsofwildlifespeciesbecomeextincteachyearmostlybecauseofhumanactivities.Ifhabitatdestructioncontinuesatpresentratesasmanyas1.5millionspeciescoulddisappearoverthenext25years―adrasticlossinvitalEarthcapital.50Theseexampleshelpexplainwhymostenvironmentalscientistsbelievethatoverthenextfewdecadesthedangerofdegradationandexhaustionisgreatestforpotentiallyrenewableresourcesnotnonrenewableresourcesexceptforpetroleumandperhapsafewscarcemineralsforwhichwecan’’tfindeconomicallyandenvironmentallyacceptablesubstitutes.
本题为必选题请在ⅠⅡ两道试题中选取一道作答 Ⅰ．论述建构主义学习理论的基本观点及其在教学中的应用
Forthreedecadeswe’’veheardendlesslyaboutthevirtuesofaerobicincreasingoxygenconsumptionexercise.MedicalauthoritieshavepraisedrunningandjumpingasthekeytogoodhealthandmillionsofAmericanshavetakentothetreadmill踏车toreaptherewards.Butthestoryischanging.EveryonefromtheAmericanHeartAssociationtothesurgeongeneral’’sofficehasrecentlyembracedstrengthtrainingasacomplementtoaerobics.AndasweightliftinghasgonemainstreamsohastheonceobscurepracticeknownasSuperSlowtraining.Enthusiastsclaimthatbypumpingironatasnail’’space-makingeachreprepeatlast14secondsinsteadoftheusualseven-youcansafelyplaceextraordinarydemandsonyourmusclesandcallforthanextraordinaryresponse.Slowliftingmaynotbetheonlyexerciseyouneedassomeadvocatesbelievebutthebenefitsareoftendramatic. Almostanyonecanhandlethisroutine.Theonlyrequirementsarecompletefocusandatolerancefordeepmuscularburn.Foxeachexercise-legpressbenchpressshoulderpressandsoon-yousetthemachinetoprovideonlymoderateresistance.Butasyoudrawouteachrepdeprivingyourselfofimpetustheweightsoonfeelsunbearable.Defyingtheimpulsetostopyoukeepgoinguntilyoucan’’tcompletearep.Thenyousustainyourvaineffortfor10moresecondswhiletheweightsinksgraduallytowarditscradle.IntenseUncomfortableTotally.Butonceyouembracemusclefailureasthegoaloftheworkoutitcanbecomealmostpleasure. Thegoalisnottoburncalorieswhileyou’’reexercisingbuttomakeyourbodyburnthemallthetime.Runningafewmilesmanymakeyousweatbutitexpendsonly100caloriespermileanditdoesn’’tstimulatemuchboneormuscledevelopment.Strengthtrainingdoesn’’tburnmanycalorieseither.Butwhenyoupushamuscletofailureyousetoffapourofphysiologicalchanges.Asthemusclerecoversoverseveraldaysitwillthicken-andthenewmuscletissuewilldemandsustenance.Bythetimeyouaddthreepoundsofmuscleyourbodyrequiresanextra9000caloriesamonthjusttobreakeven.Holdyourdietsteadyandveryquicklyyouarevaporizingbodyfat. Onemighthavebenefitedfromanystrength-trainingprogram.Butadvocatesinsisttheslowtechniqueissaferandmoreeffectivethantraditionalmethods. ManyAmericanshavetakentotreadmillforyearsbyvirtueof
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Forthreedecadeswe’’veheardendlesslyaboutthevirtuesofaerobicincreasingoxygenconsumptionexercise.MedicalauthoritieshavepraisedrunningandjumpingasthekeytogoodhealthandmillionsofAmericanshavetakentothetreadmill踏车toreaptherewards.Butthestoryischanging.EveryonefromtheAmericanHeartAssociationtothesurgeongeneral’’sofficehasrecentlyembracedstrengthtrainingasacomplementtoaerobics.AndasweightliftinghasgonemainstreamsohastheonceobscurepracticeknownasSuperSlowtraining.Enthusiastsclaimthatbypumpingironatasnail’’space-makingeachreprepeatlast14secondsinsteadoftheusualseven-youcansafelyplaceextraordinarydemandsonyourmusclesandcallforthanextraordinaryresponse.Slowliftingmaynotbetheonlyexerciseyouneedassomeadvocatesbelievebutthebenefitsareoftendramatic. Almostanyonecanhandlethisroutine.Theonlyrequirementsarecompletefocusandatolerancefordeepmuscularburn.Foxeachexercise-legpressbenchpressshoulderpressandsoon-yousetthemachinetoprovideonlymoderateresistance.Butasyoudrawouteachrepdeprivingyourselfofimpetustheweightsoonfeelsunbearable.Defyingtheimpulsetostopyoukeepgoinguntilyoucan’’tcompletearep.Thenyousustainyourvaineffortfor10moresecondswhiletheweightsinksgraduallytowarditscradle.IntenseUncomfortableTotally.Butonceyouembracemusclefailureasthegoaloftheworkoutitcanbecomealmostpleasure. Thegoalisnottoburncalorieswhileyou’’reexercisingbuttomakeyourbodyburnthemallthetime.Runningafewmilesmanymakeyousweatbutitexpendsonly100caloriespermileanditdoesn’’tstimulatemuchboneormuscledevelopment.Strengthtrainingdoesn’’tburnmanycalorieseither.Butwhenyoupushamuscletofailureyousetoffapourofphysiologicalchanges.Asthemusclerecoversoverseveraldaysitwillthicken-andthenewmuscletissuewilldemandsustenance.Bythetimeyouaddthreepoundsofmuscleyourbodyrequiresanextra9000caloriesamonthjusttobreakeven.Holdyourdietsteadyandveryquicklyyouarevaporizingbodyfat. Onemighthavebenefitedfromanystrength-trainingprogram.Butadvocatesinsisttheslowtechniqueissaferandmoreeffectivethantraditionalmethods. Slowweightliftersarerequiredtomakeeachrep
Solarenergyiscalledarenewableresourcebecauseonahumantimescaleitisessentiallyinexhaustibleitisexpectedtolastatleast6.5billionyearswhilethesuncompletesitslifecycle.46Apotentiallyrenewableresourcecanberenewedfairlyrapidlyhourstoseveraldecadesthroughnaturalprocessesexamplesofwhichincludeforesttreesgrasslandgrasseswildanimalsfreshlakeandstreamwatergroundwaterfreshairandfertilesoil. 47OneimportantpotentiallyrenewableresourceforusandotherspeciesisbiologicaldiversityorbiodiversitywhichconsistsofthelifeformsthatcanbestsurvivevarietyofconditionscurrentlyfoundonEarth.Kindsofbiodiversityinclude1geneticdiversityvarietyinthegeneticmakeupamongindividualswithinasinglespecies2speciesdiversityvarietyamongthespeciesoruniqueformsoflifefoundindifferenthabitatsoftheplanetand3ecologicaldiversityvarietyofforestsdesertsgrasslandsstreamslakesoceanswetlandsandotherbiologicalcommunities.48Thisrichvarietyofgenesspeciesandbiologicalcommunitiesgivesusfoodwoodfibersenergyrawmaterialsindustrialchemicalsandmedicines―allofwhichpourhundredsofbillionsofdollarsintotheworldeconomyeachyear.Earth’’svastlist’’oflifeformsandbiologicalcommunitiesalsoprovidesfreerecyclingandpurificationservicesandnaturalpestcontrol. Potentiallyrenewableresourceshowevercanbeexhausted.49Thehighestrateatwhichapotentiallyrenewableresourcecanbeusedindefinitelywithoutreducingitsavailablesupplyiscalleditssustainableyield.Ifaresource’’snaturalreplacementrateisexceededtheavailablesupplybeginstoshrink―aprocessknownasenvironmentaldegradation. Severaltypesofenvironmentaldegradationcanchangepotentiallyrenewableresourcesintononrenewableorunusableresources.IntheUnitedStatesone-fourthofthegroundwaterwithdrawneachyearisnotreplenishedfilledupagain.Between25%and50%oftheworld’’swetlands55%intheU.S.havebeendrainedbuiltuponorseriouslypolluted.Almosthalfoftheworld’’stropicalforestshavebeencleared.Thousandsofwildlifespeciesbecomeextincteachyearmostlybecauseofhumanactivities.Ifhabitatdestructioncontinuesatpresentratesasmanyas1.5millionspeciescoulddisappearoverthenext25years―adrasticlossinvitalEarthcapital.50Theseexampleshelpexplainwhymostenvironmentalscientistsbelievethatoverthenextfewdecadesthedangerofdegradationandexhaustionisgreatestforpotentiallyrenewableresourcesnotnonrenewableresourcesexceptforpetroleumandperhapsafewscarcemineralsforwhichwecan’’tfindeconomicallyandenvironmentallyacceptablesubstitutes.
Ifafarmerwishestosucceedhemusttrytokeepawidegapbetweenhisconsumptionandhisproduction.Hemuststorealargequantityofgrain________consumingallhisgrainimmediately.Hecancontinuetosupporthimselfandhisfamily________heproducesasurplus.Hemustusethissurplusinthreeways:asseedforsowingasaninsurance________theunpredictableeffectsofbadweatherandasacommoditywhichhemustsellinorderto________oldagriculturalimplementsandobtainchemicalfertilizersto______thesoil.Hemayalsoneedmoneytoconstructirrigation______andimprovehisfarminotherways.Ifnosurplusisavailableafarmercannotbe______.Hemusteithersellsomeofhispropertyor________extrafundsintheformofloans.Naturallyhewilltrytoborrowmoneyatalow________ofinterestbutloansofthiskindarenot________obtainable.
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Forthreedecadeswe’’veheardendlesslyaboutthevirtuesofaerobicincreasingoxygenconsumptionexercise.MedicalauthoritieshavepraisedrunningandjumpingasthekeytogoodhealthandmillionsofAmericanshavetakentothetreadmill踏车toreaptherewards.Butthestoryischanging.EveryonefromtheAmericanHeartAssociationtothesurgeongeneral’’sofficehasrecentlyembracedstrengthtrainingasacomplementtoaerobics.AndasweightliftinghasgonemainstreamsohastheonceobscurepracticeknownasSuperSlowtraining.Enthusiastsclaimthatbypumpingironatasnail’’space-makingeachreprepeatlast14secondsinsteadoftheusualseven-youcansafelyplaceextraordinarydemandsonyourmusclesandcallforthanextraordinaryresponse.Slowliftingmaynotbetheonlyexerciseyouneedassomeadvocatesbelievebutthebenefitsareoftendramatic. Almostanyonecanhandlethisroutine.Theonlyrequirementsarecompletefocusandatolerancefordeepmuscularburn.Foxeachexercise-legpressbenchpressshoulderpressandsoon-yousetthemachinetoprovideonlymoderateresistance.Butasyoudrawouteachrepdeprivingyourselfofimpetustheweightsoonfeelsunbearable.Defyingtheimpulsetostopyoukeepgoinguntilyoucan’’tcompletearep.Thenyousustainyourvaineffortfor10moresecondswhiletheweightsinksgraduallytowarditscradle.IntenseUncomfortableTotally.Butonceyouembracemusclefailureasthegoaloftheworkoutitcanbecomealmostpleasure. Thegoalisnottoburncalorieswhileyou’’reexercisingbuttomakeyourbodyburnthemallthetime.Runningafewmilesmanymakeyousweatbutitexpendsonly100caloriespermileanditdoesn’’tstimulatemuchboneormuscledevelopment.Strengthtrainingdoesn’’tburnmanycalorieseither.Butwhenyoupushamuscletofailureyousetoffapourofphysiologicalchanges.Asthemusclerecoversoverseveraldaysitwillthicken-andthenewmuscletissuewilldemandsustenance.Bythetimeyouaddthreepoundsofmuscleyourbodyrequiresanextra9000caloriesamonthjusttobreakeven.Holdyourdietsteadyandveryquicklyyouarevaporizingbodyfat. Onemighthavebenefitedfromanystrength-trainingprogram.Butadvocatesinsisttheslowtechniqueissaferandmoreeffectivethantraditionalmethods. ThephrasetobreakevenLine7Par.3mostprobablymeans
Ifafarmerwishestosucceedhemusttrytokeepawidegapbetweenhisconsumptionandhisproduction.Hemuststorealargequantityofgrain________consumingallhisgrainimmediately.Hecancontinuetosupporthimselfandhisfamily________heproducesasurplus.Hemustusethissurplusinthreeways:asseedforsowingasaninsurance________theunpredictableeffectsofbadweatherandasacommoditywhichhemustsellinorderto________oldagriculturalimplementsandobtainchemicalfertilizersto______thesoil.Hemayalsoneedmoneytoconstructirrigation______andimprovehisfarminotherways.Ifnosurplusisavailableafarmercannotbe______.Hemusteithersellsomeofhispropertyor________extrafundsintheformofloans.Naturallyhewilltrytoborrowmoneyatalow________ofinterestbutloansofthiskindarenot________obtainable.
Americanstodaydon’’tplaceaveryhighvalueonintellect.Ourheroesareathletesentertainersandentrepreneursnotscholars.Evenourschoolsarewherewesendourchildrentogetapracticaleducation―nottopursueknowledgeforthesakeofknowledge.Symptomsofpervasiveanti-intellectualisminourschoolsaren’’tdifficulttofind. SchoolshavealwaysbeeninasocietywherepracticalismoreimportantthanintellectualsayseducationwriterDianeRavitch.Schoolscouldbeacounterbalance.Ravitch’’slatestbookLeftBack:ACenturyofFailedSchoolReformstracestherootsofanti-intellectualisminourschoolsconcludingtheyareanythingbutacounterbalancetotheAmericandistasteforintellectualpursuits. Buttheycouldandshouldbe.Encouragingkidstorejectthelifeofthemindleavesthemvulnerabletoexploitationandcontrol.Withouttheabilitytothinkcriticallytodefendtheirideasandunderstandtheideasofotherstheycannotfullyparticipateinourdemocracy.ContinuingalongthispathsayswriterEarlShorrisWewillbecomeasecond-ratecountry.Wewillhavealesscivilsociety. IntellectisresentedasaformofpowerorprivilegewriteshistorianandprofessorRichardHofstadterinAnti-IntellectualisminAmericanLifeaPulitzer-Prizewinningbookontherootsofanti-intellectualisminUSpoliticsreligionandeducation.FromthebeginningofourhistorysaysHofstadterourdemocraticandpopulisturgeshavedrivenustorejectanythingthatsmellsofelitism.Practicalitycommonsenseandnativeintelligencehavebeenconsideredmorenoblequalitiesthananythingyoucouldlearnfromabook. RalphWaldoEmersonandotherTranscendentalistphilosophersthoughtschoolingandrigorousbooklearningputunnaturalrestraintsonchildren:WeareshutupinschoolsandcollegerecitationroomsforI0or15yearsandcomeoutatlastwithabellyfulofwordsanddonotknowathing.MarkTwain’’sHuckleberryFinnexemplifiedAmericananti-intellectualism.Itsheroavoidsbeingcivilized―goingtoschoolandlearningtoread―sohecanpreservehisinnategoodness. IntellectaccordingtoHofstadterisdifferentfromnativeintelligenceaqualitywereluctantlyadmire.Intellectisthecriticalcreativeandcontemplativesideofthemind.Intelligenceseekstograspmanipulatere-orderandadjustwhileintellectexaminesponderswonderstheorizescriticizesandimagines. Schoolremainsaplacewhereintellectismistrusted.Hofstadtersaysourcountry’’seducationalsystemisinthegripsofpeoplewhojoyfullyandmilitantlyproclaimtheirhostilitytointellectandtheireagernesstoidentifywithchildrenwhoshowtheleastintellectualpromise. TheviewsofRavitchandEmersononschoolingare
Inrecentyearsrailroadshavebeencombiningwitheachothermergingintosupersystemscausingheightenedconcernsaboutmonopoly.Asrecentlyas1995thetopfourrailroadsaccountedforunder70percentofthetotalton-milesmovedbyrails.Nextyearafteraseriesofmergersiscompletedjustfourrailroadswillcontrolwellover90percentofallthefreightmovedbymajorrailcarriers. Supportersofthenewsupersystemsarguethatthesemergerswillallowforsubstantialcostreductionsandbettercoordinatedservice.Anythreatofmonopolytheyargueisremovedbyfiercecompetitionfromtrucks.Butmanyshipperscomplainthatforheavybulkcommoditiestravelinglongdistancessuchascoalchemicalsandgraintruckingistoocostlyandtherailroadsthereforehavethembythethroat. Thevastconsolidationwithintherailindustrymeansthatmostshippersareservedbyonlyonerailcompany.Railroadstypicallychargesuchcaptiveshippers20to30percentmorethantheydowhenanotherrailroadiscompetingforthebusiness.Shipperswhofeeltheyarebeingoverchargedhavetherighttoappealtothefederalgovernment’’sSurfaceTransportationBoardforratereliefbuttheprocessisexpensivetimeconsumingandwillworkonlyintrulyextremecases. Railroadsjustifyratediscriminationagainstcaptiveshippersonthegroundsthatinthelongrunitreduceseveryone’’scost.Ifrailroadschargedallcustomersthesameaverageratetheyargueshipperswhohavetheoptionofswitchingtotrucksorotherformsoftransportationwoulddosoleavingremainingcustomerstoshoulderthecostofkeepinguptheline.It’’satheorytowhichmanyeconomistssubscribebutinpracticeitoftenleavesrailroadsinthepositionofdeterminingwhichcompanieswillflourishandwhichwillfail.DowereallywantrailroadstobethearbitersofwhowinsandwholosesinthemarketplaceasksMartinBercoviciaWashingtonlawyerwhofrequentlyrepresentsshippers. Manycaptiveshippersalsoworrytheywillsoonbehitwitharoundofhugerateincreases.Therailroadindustryasawholedespiteitsbrighteningfortunesstilldoesnotearnenoughtocoverthecostofthecapitalitmustinvesttokeepupwithitssurgingtraffic.YetrailroadscontinuetoborrowbillionstoacquireoneanotherwithWallStreetcheeringthemon.Considerthe$10.2billionbidbyNorfolkSouthernandCSXtoacquireConrailthisyear.Conrail’’snetrailwayoperatingincomein1996wasjust$427millionlessthanhalfofthecarryingcostsofthetransaction.Who’’sgoingtopayfortherestofthebillManycaptiveshippersfearthattheywillasNorfolkSouthernandCSXincreasetheirgriponthemarket. Whatismanycaptiveshippers’’attitudetowardstheconsolidationintherailindustry
在教育研究领域曾经存在这样的说法既然我国实行的全面发展教育那提素质教育就是多余的因为全面发展教育本身就包括素质教育请用相关教育理论分析这种说法
Americanstodaydon’’tplaceaveryhighvalueonintellect.Ourheroesareathletesentertainersandentrepreneursnotscholars.Evenourschoolsarewherewesendourchildrentogetapracticaleducation―nottopursueknowledgeforthesakeofknowledge.Symptomsofpervasiveanti-intellectualisminourschoolsaren’’tdifficulttofind. SchoolshavealwaysbeeninasocietywherepracticalismoreimportantthanintellectualsayseducationwriterDianeRavitch.Schoolscouldbeacounterbalance.Ravitch’’slatestbookLeftBack:ACenturyofFailedSchoolReformstracestherootsofanti-intellectualisminourschoolsconcludingtheyareanythingbutacounterbalancetotheAmericandistasteforintellectualpursuits. Buttheycouldandshouldbe.Encouragingkidstorejectthelifeofthemindleavesthemvulnerabletoexploitationandcontrol.Withouttheabilitytothinkcriticallytodefendtheirideasandunderstandtheideasofotherstheycannotfullyparticipateinourdemocracy.ContinuingalongthispathsayswriterEarlShorrisWewillbecomeasecond-ratecountry.Wewillhavealesscivilsociety. IntellectisresentedasaformofpowerorprivilegewriteshistorianandprofessorRichardHofstadterinAnti-IntellectualisminAmericanLifeaPulitzer-Prizewinningbookontherootsofanti-intellectualisminUSpoliticsreligionandeducation.FromthebeginningofourhistorysaysHofstadterourdemocraticandpopulisturgeshavedrivenustorejectanythingthatsmellsofelitism.Practicalitycommonsenseandnativeintelligencehavebeenconsideredmorenoblequalitiesthananythingyoucouldlearnfromabook. RalphWaldoEmersonandotherTranscendentalistphilosophersthoughtschoolingandrigorousbooklearningputunnaturalrestraintsonchildren:WeareshutupinschoolsandcollegerecitationroomsforI0or15yearsandcomeoutatlastwithabellyfulofwordsanddonotknowathing.MarkTwain’’sHuckleberryFinnexemplifiedAmericananti-intellectualism.Itsheroavoidsbeingcivilized―goingtoschoolandlearningtoread―sohecanpreservehisinnategoodness. IntellectaccordingtoHofstadterisdifferentfromnativeintelligenceaqualitywereluctantlyadmire.Intellectisthecriticalcreativeandcontemplativesideofthemind.Intelligenceseekstograspmanipulatere-orderandadjustwhileintellectexaminesponderswonderstheorizescriticizesandimagines. Schoolremainsaplacewhereintellectismistrusted.Hofstadtersaysourcountry’’seducationalsystemisinthegripsofpeoplewhojoyfullyandmilitantlyproclaimtheirhostilitytointellectandtheireagernesstoidentifywithchildrenwhoshowtheleastintellectualpromise. Whatdoestheauthorthinkofintellect
老师在教授课文时采用列提纲的形式来板书这里老师使用的学习策略是
简述制度教育学的主要观点
1describethesetofdrawingsinterpretitsmeaningand 2pointoutitsimplicationsinourlife. Youshouldwriteabout200wordsneatlyonANSWERSHEET2.20points
是干部教育中开展最早的一种教育形式
Americanstodaydon’’tplaceaveryhighvalueonintellect.Ourheroesareathletesentertainersandentrepreneursnotscholars.Evenourschoolsarewherewesendourchildrentogetapracticaleducation―nottopursueknowledgeforthesakeofknowledge.Symptomsofpervasiveanti-intellectualisminourschoolsaren’’tdifficulttofind. SchoolshavealwaysbeeninasocietywherepracticalismoreimportantthanintellectualsayseducationwriterDianeRavitch.Schoolscouldbeacounterbalance.Ravitch’’slatestbookLeftBack:ACenturyofFailedSchoolReformstracestherootsofanti-intellectualisminourschoolsconcludingtheyareanythingbutacounterbalancetotheAmericandistasteforintellectualpursuits. Buttheycouldandshouldbe.Encouragingkidstorejectthelifeofthemindleavesthemvulnerabletoexploitationandcontrol.Withouttheabilitytothinkcriticallytodefendtheirideasandunderstandtheideasofotherstheycannotfullyparticipateinourdemocracy.ContinuingalongthispathsayswriterEarlShorrisWewillbecomeasecond-ratecountry.Wewillhavealesscivilsociety. IntellectisresentedasaformofpowerorprivilegewriteshistorianandprofessorRichardHofstadterinAnti-IntellectualisminAmericanLifeaPulitzer-Prizewinningbookontherootsofanti-intellectualisminUSpoliticsreligionandeducation.FromthebeginningofourhistorysaysHofstadterourdemocraticandpopulisturgeshavedrivenustorejectanythingthatsmellsofelitism.Practicalitycommonsenseandnativeintelligencehavebeenconsideredmorenoblequalitiesthananythingyoucouldlearnfromabook. RalphWaldoEmersonandotherTranscendentalistphilosophersthoughtschoolingandrigorousbooklearningputunnaturalrestraintsonchildren:WeareshutupinschoolsandcollegerecitationroomsforI0or15yearsandcomeoutatlastwithabellyfulofwordsanddonotknowathing.MarkTwain’’sHuckleberryFinnexemplifiedAmericananti-intellectualism.Itsheroavoidsbeingcivilized―goingtoschoolandlearningtoread―sohecanpreservehisinnategoodness. IntellectaccordingtoHofstadterisdifferentfromnativeintelligenceaqualitywereluctantlyadmire.Intellectisthecriticalcreativeandcontemplativesideofthemind.Intelligenceseekstograspmanipulatere-orderandadjustwhileintellectexaminesponderswonderstheorizescriticizesandimagines. Schoolremainsaplacewhereintellectismistrusted.Hofstadtersaysourcountry’’seducationalsystemisinthegripsofpeoplewhojoyfullyandmilitantlyproclaimtheirhostilitytointellectandtheireagernesstoidentifywithchildrenwhoshowtheleastintellectualpromise. WhatdoAmericanparentsexpecttheirchildrentoacquireinschool
Ifafarmerwishestosucceedhemusttrytokeepawidegapbetweenhisconsumptionandhisproduction.Hemuststorealargequantityofgrain________consumingallhisgrainimmediately.Hecancontinuetosupporthimselfandhisfamily________heproducesasurplus.Hemustusethissurplusinthreeways:asseedforsowingasaninsurance________theunpredictableeffectsofbadweatherandasacommoditywhichhemustsellinorderto________oldagriculturalimplementsandobtainchemicalfertilizersto______thesoil.Hemayalsoneedmoneytoconstructirrigation______andimprovehisfarminotherways.Ifnosurplusisavailableafarmercannotbe______.Hemusteithersellsomeofhispropertyor________extrafundsintheformofloans.Naturallyhewilltrytoborrowmoneyatalow________ofinterestbutloansofthiskindarenot________obtainable.
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