首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
DNA大分子上由一个嘧啶取代另一个嘧啶，可导致
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
点突变中的转换是指
DNA分子上的一个嘧啶被另一个嘧啶替换或一个嘌呤被另一个嘌呤取代
DNA分子上的一个嘧啶被一个嘌呤替换或一个嘌呤被一个嘧啶取代
DNA分子上的碱基组成中增加或减少
DNA分子摄取一段外源核苷酸
紫外线引起碱基突变
点突变中的转换是指
DNA分子上的一个嘧啶被另一个嘧啶替换或一个嘌呤被另一个嘌呤取代
DNA分子上的一个嘧啶被一个嘌呤替换或一个嘌呤被一个嘧啶取代
DNA分子上的碱基组成中增加或减少
DNA分子摄取一段外源核苷酸
紫外线引起碱基突变
DNA链中的一个嘌呤被另一个嘌呤或一个嘧啶被另一个嘧啶所置换称为嘌呤被嘧啶所置换称为
基因中碱基的置换是典型的________置换可分两类DNA链中一个嘧啶被 另一个嘌呤或一个嘧啶被另一
热门试题
更多
Governmentsthroughouttheworldactontheassumptionthatthewelfareoftheirpeopledependslargelyontheeconomicstrengthandwealthofthecommunity.71.Undermodernconditionsthisrequiresvaryingmeasuresofcentralizedcontrolandhencethehelpofspecializedscientistssuchaseconomistsandoperationalresearchexperts.72.Furthermoreitisobviousthatthestrengthofacountry’’seconomyisdirectlyboundupwiththeefficiencyofitsagricultureandindustryandthatthisinturnrestsupontheeffortsofscientistsandtechnologistsofallkinds.Italsomeansthatgovernmentsareincreasinglycompelledtointerfereinthesesectorsinordertostepupproductionandensurethatitisutilizedtothebestadvantage.Forexampletheymayencourageresearchinvariouswaysincludingthesettingupoftheirownresearchcenters;theymayalterthestructureofeducationorinterfereinordertoreducethewastageofnaturalresourcesortapresourceshithertounexploited;ortheymayco-operatedirectlyinthegrowingnumberofinternationalprojectsrelatedtoscienceeconomicsandindustry.Inanycaseallsuchinterventionsareheavilydependentonscientificadviceandalsoscientificandtechnologicalmanpowerofallkinds. 73.Owingtotheremarkabledevelopmentinmass-communicationspeopleeverywherearefeelingnewwantsandarebeingexposedtonewcustomsandideaswhilegovernmentsareoftenforcedtointroducestirfurtherinnovationsforthereasonsgivenabove.Atthesametimethenormalrateofsocialchangethroughouttheworldistakingplaceatavastlyacceleratedspeedcomparedwiththepast.Forexample74.intheearlyinindustrializedcountriesofEuropetheprocessofindustrialization―withallthefar-reachingchangesinsocialpatternsthatfollowed--wasspreadovernearlyacenturywhereasnowadaysadevelopingnationmayundergothesameprocessinadecadeorso.Allthishastheeffectofbuildingupunusualpressuresandtensionswithinthecommunityandconsequentlypresentsseriousproblemsforthegovernmentsconcerned.75．Additionalsocialstressesmayalsooccurbecauseofthepopulationexplosionorproblemsarisingfrommassmigrationmovements--themselvesmaderelativelyeasynowadaysbymodernmeansoftransport.Asaresultofallthesefactorsgovernmentsarebecomingincreasinglydependentonbiologistsandsocialscientistsforplanningtheappropriateprogramsandputtingthemintoeffect.
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
Itwas3:45inthemorningwhenthevotewasfinallytaken.Aftersixmonthsofarguingandfinal16hoursofhotparliamentarydebatesAustralia’’sNorthernTerritorybecamethefirstlegalauthorityintheworldtoallowdoctorstotakethelivesofincurablyiiipatientswhowishtodie.Themeasurepassedbytheconvincingvoteof15to10.AlmostimmediatelywordflashedontheInternetandwaspickeduphalfaworldawaybyJohnHofsessexecutivedirectoroftheRighttoDieSocietyofCanada.Hesentitonviathegroup’’son-lineserviceDeathNET.SaysHofsess:Wepostedbulletinsalldaylongbecauseofcoursethisisn’’tjustsomethingthathappenedinAustralia.It’’sworldhistory. Thefullimportmaytakeawhiletosinkin.TheNTRightsoftheTerminallyIlllawhasleftphysiciansandcitizensaliketryingtodealwithitsmoralandpracticalimplications.Somehavebreathedsighsofrelief;othersincludingchurchesright-w-lifegroupsandtheAustralianMedicalAssociationbitterlyattackedthebillandthehasteofitspassage.Butthefideisunlikelytoturnback.InAustralia―whereanagingpopulationlife-extendingtechnology’’andchangingcommunityattitudeshaveallplayedtheirpart―otherstatesaregoingtoconsidermakingasimilarlawtodealwitheuthanasia.IntheUSandCanadawheretheright-to-diemovementisgatheringstrengthobserversarewaitingforthedominoestostartfalling. UnderthenewNorthernTerritorylawanadultpatientcanrequestdeath―probablybyadeadlyinjectionorpill―toputanendtosuffering.Thepatientmustbediagnosedasterminallyillbytwodoctors.Afteracoolingoffperiodofsevendaysthepatientcansignacertificateofrequest.After48hoursthewishfordeathcanbemet.ForLloydNicksona54-year-oldDarwinresidentsufferingfromlungcancertheNTRightsofTerminallyIlllawmeanshecangetonwithlivingwithoutthehauntingfearofhissufferingaterrifyingdeathfromhisbreathingcondition.I’’mnotafraidofdyingfromaspiritualpointofviewbutwhatIwasafraidofwashowI’’dgobecauseI’’vewatchedpeopledieinthehospitalfightingforoxygenandclawingattheirmaskshesays. Theauthor’’sattitudetowardseuthanasiaseemstobethatof________.
Itmayseemanexaggerationtosaythatambitionisthelinchpinofsocietyholdingmanyofitsdifferentelementstogetherbutitisnotanexaggerationbymuch.Removeambitionandtheessentialelementsofsocietyseemtoflyapart.Ambitionasopposedtomerefantasizingaboutdesiresimpliesworkanddisciplinetoachievegoalspersonalandsocialofakindsocietycannotsurvivewithout.Ambitionisintimatelyconnectedwithfamilyformenandwomennotonlyworkpartlyfortheirfamilies;husbandsandwivesareoftenambitiousforeachotherbutharborsomeoftheirmosteagerambitionsfortheirchildren.Yettohaveafamilynowadays-withbirthcontrolreadilyavailableandinflationagoodeconomicargumentagainsthavingchildren-isnearlyanexpressionofambitioninitself.Ambitionandfuturity-asenseofbuildingfortomorrow-areinescapable.Workingsavingplanning-thesethedailyaspectsofambition-havealwaysbeenthedistinguishingmarksofarisingmiddleclass.Theattackagainstambitionisnotincidentallyanattackonthemiddleclassandwhatitstandsfor.Likeitornotthemiddleclasshasdonemuchofsociety’’sworkinAmerica;anditthemiddleclasshasfromthebeginningrunonambition. Itisnotdifficulttoimagineaworldstrippedofambition.Itwouldprobablybeakinderworld:withoutdemandsanddisappointments.Peoplewouldhavetimeforreflection.Suchworkastheydidwouldnotbeforthemselvesbutforthecollectivity.Competitionwouldneverenterin.Conflictwouldbeeliminatedtensionbecomeathingofthepast.Thestressofcreationwouldbeatanend.Thefamilywouldbecomesuperfluousasasocialunitwithallitsformerpowerforbringingaboutneurosisdrainedaway.Longevitywouldbeincreasedforfewerpeoplewoulddieofheartattackorstrokecausedbyconfusedendeavor.Anxietywouldbeextinct.Timewouldstretchonandonwithambitionlongdepartedfromthehumanheart. Wedonotchooseourparentsourhistoricalepochthecountryofourbirthortheimmediatecircumstancesofourupbringing.Wedonotmostofuschoosetodie;nordowechoosethetimeorconditionsofourdeath.Butwithinallthisrealmofchoicelessnesswedochoosehowweshalllive:courageouslyorincowardicehonorablyordishonorablywithpurposeorindrift.Wedecidewhatisimportantandwhatistrivialinlife.Wedecidethatwhatmakesussignificantiseitherwhatwedoorwhatwerefusetodo.Butnomatterhowindifferenttheuniversemaybetoourchoicesanddecisionsthesechoicesanddecisionsareourstomake.Wedecide.Wechoose.Andaswedecideandchoosesoareourlivesformed.Intheendformingourowndestinyiswhatambitionisabout. ThemiddleclassisattackedowingtoallofthefollowingEXCEPTthat
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
Itwas3:45inthemorningwhenthevotewasfinallytaken.Aftersixmonthsofarguingandfinal16hoursofhotparliamentarydebatesAustralia’’sNorthernTerritorybecamethefirstlegalauthorityintheworldtoallowdoctorstotakethelivesofincurablyiiipatientswhowishtodie.Themeasurepassedbytheconvincingvoteof15to10.AlmostimmediatelywordflashedontheInternetandwaspickeduphalfaworldawaybyJohnHofsessexecutivedirectoroftheRighttoDieSocietyofCanada.Hesentitonviathegroup’’son-lineserviceDeathNET.SaysHofsess:Wepostedbulletinsalldaylongbecauseofcoursethisisn’’tjustsomethingthathappenedinAustralia.It’’sworldhistory. Thefullimportmaytakeawhiletosinkin.TheNTRightsoftheTerminallyIlllawhasleftphysiciansandcitizensaliketryingtodealwithitsmoralandpracticalimplications.Somehavebreathedsighsofrelief;othersincludingchurchesright-w-lifegroupsandtheAustralianMedicalAssociationbitterlyattackedthebillandthehasteofitspassage.Butthefideisunlikelytoturnback.InAustralia―whereanagingpopulationlife-extendingtechnology’’andchangingcommunityattitudeshaveallplayedtheirpart―otherstatesaregoingtoconsidermakingasimilarlawtodealwitheuthanasia.IntheUSandCanadawheretheright-to-diemovementisgatheringstrengthobserversarewaitingforthedominoestostartfalling. UnderthenewNorthernTerritorylawanadultpatientcanrequestdeath―probablybyadeadlyinjectionorpill―toputanendtosuffering.Thepatientmustbediagnosedasterminallyillbytwodoctors.Afteracoolingoffperiodofsevendaysthepatientcansignacertificateofrequest.After48hoursthewishfordeathcanbemet.ForLloydNicksona54-year-oldDarwinresidentsufferingfromlungcancertheNTRightsofTerminallyIlllawmeanshecangetonwithlivingwithoutthehauntingfearofhissufferingaterrifyingdeathfromhisbreathingcondition.I’’mnotafraidofdyingfromaspiritualpointofviewbutwhatIwasafraidofwashowI’’dgobecauseI’’vewatchedpeopledieinthehospitalfightingforoxygenandclawingattheirmaskshesays. Whentheauthorsaysthatobserversarewaitingforthedominoestostartfallinghemeans________.
U.S.prisonsarefilledwithdrugoffenders;thenumberofprisonerstripledoverthepast20yearstonearly2millionwith60to70percenttestingpositiveforsubstanceabuseonarrest.Thecountryhasspentbillionsofdollarsattackingtheproblematitsroots.Butthereisgrowingconsensusthatthewarondrughasbeenlost.TheUnitedStatesisstilltheworld’’slargestconsumerofillegalsubstances;cocainecontinuestopourovertheborderfromMexico.Traffictapsintothenationalfrustrationdepictingthehorrorsofbothdrugsandthedrugwar.WithouttakingsidesthefilmilluminatesthenationaldebateandposesonalternativethatAmericansseemincreasinglywillingtoconsider:findingnewwaystotreatratherthanmerelypunishdrugabuse. Policyrevolutions―likelegalizingnarcoticsdrugsproducingsleeporinsensibility―remainadistantdream.ButthereisgrowingpublicawarenessthatthemoneyandenergywastedontryingtochecktheflowofdrugsintotheUnitedStatesmightbebetterspentontryingtocontroldemandinstead.Votersinseveralstatesarefaraheadofthepoliticiansapprovingballotinitiativesthatoffermoretreatmentopinions.Drugscourtsthatallowjudgestousecarrotsandstickstocompelsubstance-abusetreatmenthavegrownfifty-foldsincethemid-1990spartofanewunderstandingthatevenwithfrequentrelapsesreturnstoaformalstatetreatmentismuchlessexpensiveforsocietythanjailandban. Drugaddictionisincreasinglybeingviewedasmoreadiseasethanacrime.Scienceisyieldingcluesaboutthehedonicofpleasureregionofthebrainwhilebreakthroughmedicationsandgreaterunderstandingofthemental-healthproblemsthatunderliemanyaddictionsaregivingtherapistsnewtools. OfficialsacrosstheContinenthavealreadybegunshiftingtheirfocusfrompreventingdrugflowtorehabilitatingmakingabletoliveanormallifeagaindrugusers.ThenewEuropeanUnionDrugsStrategyfor2000-2004makesacommitmenttoincreasingthenumberofsuccessfullytreatedaddicts.GemanyItalyandLuxembourghavetransferredresponsibilityfordrugpolicyfromtheirMinistriesoftheInteriortotheMinistriesofHealthorSocialAffairs.InBritainthegovernmenthassetupaNationalTreatmentAgencytocoordinatetheeffortsofsocial-serviceagenciesandtheDepartmentofHealth.Anddrug-preventionandsupportagenciestherearegettingabout30percentmorefundingthisyear.Changingthemainnationalstrategyfromattackingdrugpusherstorehabilitatingaddictswon’’tcomeeasy.ButslowlysteadilyAmericanslikeEuropeansseemdeterminedtotry. MoreandmoreAmericansfavorallofthefollowingEXCEPT
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforthenormalgrowthandmaintenanceoflifeofanimalsincludingman. Theydonotprovideenergy________dotheyconstructorbuildanypartofthebody.Theyareneededfor________foodsintoenergyandbodymaintenance.Therearethirteenormoreofthemandif________ismissingadeficiencydiseasebecomes________. Vitaminsaresimilarbecausetheyaremadeofthesameelements―usuallycarbonhydrogenoxygenand______nitrogen.Theyaredifferent______theirelementsarearrangeddifferentlyandeachvitamin______oneormorespecificfunctionsinthebody. ________enoughvitaminsisessentialtolifealthoughthebodyhasnonutritionalusefor________vitamins.Manypeople________believeinbeingonthesafesideandthustakeextravitamins.Howeverawell-balanceddietwillusuallymeetallthebody’’svitaminneeds.
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
U.S.prisonsarefilledwithdrugoffenders;thenumberofprisonerstripledoverthepast20yearstonearly2millionwith60to70percenttestingpositiveforsubstanceabuseonarrest.Thecountryhasspentbillionsofdollarsattackingtheproblematitsroots.Butthereisgrowingconsensusthatthewarondrughasbeenlost.TheUnitedStatesisstilltheworld’’slargestconsumerofillegalsubstances;cocainecontinuestopourovertheborderfromMexico.Traffictapsintothenationalfrustrationdepictingthehorrorsofbothdrugsandthedrugwar.WithouttakingsidesthefilmilluminatesthenationaldebateandposesonalternativethatAmericansseemincreasinglywillingtoconsider:findingnewwaystotreatratherthanmerelypunishdrugabuse. Policyrevolutions―likelegalizingnarcoticsdrugsproducingsleeporinsensibility―remainadistantdream.ButthereisgrowingpublicawarenessthatthemoneyandenergywastedontryingtochecktheflowofdrugsintotheUnitedStatesmightbebetterspentontryingtocontroldemandinstead.Votersinseveralstatesarefaraheadofthepoliticiansapprovingballotinitiativesthatoffermoretreatmentopinions.Drugscourtsthatallowjudgestousecarrotsandstickstocompelsubstance-abusetreatmenthavegrownfifty-foldsincethemid-1990spartofanewunderstandingthatevenwithfrequentrelapsesreturnstoaformalstatetreatmentismuchlessexpensiveforsocietythanjailandban. Drugaddictionisincreasinglybeingviewedasmoreadiseasethanacrime.Scienceisyieldingcluesaboutthehedonicofpleasureregionofthebrainwhilebreakthroughmedicationsandgreaterunderstandingofthemental-healthproblemsthatunderliemanyaddictionsaregivingtherapistsnewtools. OfficialsacrosstheContinenthavealreadybegunshiftingtheirfocusfrompreventingdrugflowtorehabilitatingmakingabletoliveanormallifeagaindrugusers.ThenewEuropeanUnionDrugsStrategyfor2000-2004makesacommitmenttoincreasingthenumberofsuccessfullytreatedaddicts.GemanyItalyandLuxembourghavetransferredresponsibilityfordrugpolicyfromtheirMinistriesoftheInteriortotheMinistriesofHealthorSocialAffairs.InBritainthegovernmenthassetupaNationalTreatmentAgencytocoordinatetheeffortsofsocial-serviceagenciesandtheDepartmentofHealth.Anddrug-preventionandsupportagenciestherearegettingabout30percentmorefundingthisyear.Changingthemainnationalstrategyfromattackingdrugpusherstorehabilitatingaddictswon’’tcomeeasy.ButslowlysteadilyAmericanslikeEuropeansseemdeterminedtotry. AccordingtothetextU.S.prisoners
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
Readthefollowingcartooncarefullyandwriteanessayinwhichyoushould 1describethecartoon 2stateitsmainideaand 3giveyourcomment. Youshouldwriteabout160―200wordsneatlyonANSWERSHEET2.20points
Governmentsthroughouttheworldactontheassumptionthatthewelfareoftheirpeopledependslargelyontheeconomicstrengthandwealthofthecommunity.71.Undermodernconditionsthisrequiresvaryingmeasuresofcentralizedcontrolandhencethehelpofspecializedscientistssuchaseconomistsandoperationalresearchexperts.72.Furthermoreitisobviousthatthestrengthofacountry’’seconomyisdirectlyboundupwiththeefficiencyofitsagricultureandindustryandthatthisinturnrestsupontheeffortsofscientistsandtechnologistsofallkinds.Italsomeansthatgovernmentsareincreasinglycompelledtointerfereinthesesectorsinordertostepupproductionandensurethatitisutilizedtothebestadvantage.Forexampletheymayencourageresearchinvariouswaysincludingthesettingupoftheirownresearchcenters;theymayalterthestructureofeducationorinterfereinordertoreducethewastageofnaturalresourcesortapresourceshithertounexploited;ortheymayco-operatedirectlyinthegrowingnumberofinternationalprojectsrelatedtoscienceeconomicsandindustry.Inanycaseallsuchinterventionsareheavilydependentonscientificadviceandalsoscientificandtechnologicalmanpowerofallkinds. 73.Owingtotheremarkabledevelopmentinmass-communicationspeopleeverywherearefeelingnewwantsandarebeingexposedtonewcustomsandideaswhilegovernmentsareoftenforcedtointroducestirfurtherinnovationsforthereasonsgivenabove.Atthesametimethenormalrateofsocialchangethroughouttheworldistakingplaceatavastlyacceleratedspeedcomparedwiththepast.Forexample74.intheearlyinindustrializedcountriesofEuropetheprocessofindustrialization―withallthefar-reachingchangesinsocialpatternsthatfollowed--wasspreadovernearlyacenturywhereasnowadaysadevelopingnationmayundergothesameprocessinadecadeorso.Allthishastheeffectofbuildingupunusualpressuresandtensionswithinthecommunityandconsequentlypresentsseriousproblemsforthegovernmentsconcerned.75．Additionalsocialstressesmayalsooccurbecauseofthepopulationexplosionorproblemsarisingfrommassmigrationmovements--themselvesmaderelativelyeasynowadaysbymodernmeansoftransport.Asaresultofallthesefactorsgovernmentsarebecomingincreasinglydependentonbiologistsandsocialscientistsforplanningtheappropriateprogramsandputtingthemintoeffect. Governmentsthroughouttheworldactontheassumptionthatthewelfareoftheirpeopledependslargelyontheeconomicstrengthandwealthofthecommunity.71.Undermodernconditionsthisrequiresvaryingmeasuresofcentralizedcontrolandhencethehelpofspecializedscientistssuchaseconomistsandoperationalresearchexperts.72.Furthermoreitisobviousthatthestrengthofacountry’’seconomyisdirectlyboundupwiththeefficiencyofitsagricultureandindustryandthatthisinturnrestsupontheeffortsofscientistsandtechnologistsofallkinds.Italsomeansthatgovernmentsareincreasinglycompelledtointerfereinthesesectorsinordertostepupproductionandensurethatitisutilizedtothebestadvantage.Forexampletheymayencourageresearchinvariouswaysincludingthesettingupoftheirownresearchcenters;theymayalterthestructureofeducationorinterfereinordertoreducethewastageofnaturalresourcesortapresourceshithertounexploited;ortheymayco-operatedirectlyinthegrowingnumberofinternationalprojectsrelatedtoscienceeconomicsandindustry.Inanycaseallsuchinterventionsareheavilydependentonscientificadviceandalsoscientificandtechnologicalmanpowerofallkinds. 73.Owingtotheremarkabledevelopmentinmass-communicationspeopleeverywherearefeelingnewwantsandarebeingexposedtonewcustomsandideaswhilegovernmentsareoftenforcedtointroducestirfurtherinnovationsforthereasonsgivenabove.Atthesametimethenormalrateofsocialchangethroughouttheworldistakingplaceatavastlyacceleratedspeedcomparedwiththepast.Forexample74.intheearlyinindustrializedcountriesofEuropetheprocessofindustrialization―withallthefar-reachingchangesinsocialpatternsthatfollowed--wasspreadovernearlyacenturywhereasnowadaysadevelopingnationmayundergothesameprocessinadecadeorso.Allthishastheeffectofbuildingupunusualpressuresandtensionswithinthecommunityandconsequentlypresentsseriousproblemsforthegovernmentsconcerned.75．Additionalsocialstressesmayalsooccurbecauseofthepopulationexplosionorproblemsarisingfrommassmigrationmovements--themselvesmaderelativelyeasynowadaysbymodernmeansoftransport.Asaresultofallthesefactorsgovernmentsarebecomingincreasinglydependentonbiologistsandsocialscientistsforplanningtheappropriateprogramsandputtingthemintoeffect.
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforthenormalgrowthandmaintenanceoflifeofanimalsincludingman. Theydonotprovideenergy________dotheyconstructorbuildanypartofthebody.Theyareneededfor________foodsintoenergyandbodymaintenance.Therearethirteenormoreofthemandif________ismissingadeficiencydiseasebecomes________. Vitaminsaresimilarbecausetheyaremadeofthesameelements―usuallycarbonhydrogenoxygenand______nitrogen.Theyaredifferent______theirelementsarearrangeddifferentlyandeachvitamin______oneormorespecificfunctionsinthebody. ________enoughvitaminsisessentialtolifealthoughthebodyhasnonutritionalusefor________vitamins.Manypeople________believeinbeingonthesafesideandthustakeextravitamins.Howeverawell-balanceddietwillusuallymeetallthebody’’svitaminneeds.
Governmentsthroughouttheworldactontheassumptionthatthewelfareoftheirpeopledependslargelyontheeconomicstrengthandwealthofthecommunity.71.Undermodernconditionsthisrequiresvaryingmeasuresofcentralizedcontrolandhencethehelpofspecializedscientistssuchaseconomistsandoperationalresearchexperts.72.Furthermoreitisobviousthatthestrengthofacountry’’seconomyisdirectlyboundupwiththeefficiencyofitsagricultureandindustryandthatthisinturnrestsupontheeffortsofscientistsandtechnologistsofallkinds.Italsomeansthatgovernmentsareincreasinglycompelledtointerfereinthesesectorsinordertostepupproductionandensurethatitisutilizedtothebestadvantage.Forexampletheymayencourageresearchinvariouswaysincludingthesettingupoftheirownresearchcenters;theymayalterthestructureofeducationorinterfereinordertoreducethewastageofnaturalresourcesortapresourceshithertounexploited;ortheymayco-operatedirectlyinthegrowingnumberofinternationalprojectsrelatedtoscienceeconomicsandindustry.Inanycaseallsuchinterventionsareheavilydependentonscientificadviceandalsoscientificandtechnologicalmanpowerofallkinds. 73.Owingtotheremarkabledevelopmentinmass-communicationspeopleeverywherearefeelingnewwantsandarebeingexposedtonewcustomsandideaswhilegovernmentsareoftenforcedtointroducestirfurtherinnovationsforthereasonsgivenabove.Atthesametimethenormalrateofsocialchangethroughouttheworldistakingplaceatavastlyacceleratedspeedcomparedwiththepast.Forexample74.intheearlyinindustrializedcountriesofEuropetheprocessofindustrialization―withallthefar-reachingchangesinsocialpatternsthatfollowed--wasspreadovernearlyacenturywhereasnowadaysadevelopingnationmayundergothesameprocessinadecadeorso.Allthishastheeffectofbuildingupunusualpressuresandtensionswithinthecommunityandconsequentlypresentsseriousproblemsforthegovernmentsconcerned.75．Additionalsocialstressesmayalsooccurbecauseofthepopulationexplosionorproblemsarisingfrommassmigrationmovements--themselvesmaderelativelyeasynowadaysbymodernmeansoftransport.Asaresultofallthesefactorsgovernmentsarebecomingincreasinglydependentonbiologistsandsocialscientistsforplanningtheappropriateprogramsandputtingthemintoeffect.
Itmayseemanexaggerationtosaythatambitionisthelinchpinofsocietyholdingmanyofitsdifferentelementstogetherbutitisnotanexaggerationbymuch.Removeambitionandtheessentialelementsofsocietyseemtoflyapart.Ambitionasopposedtomerefantasizingaboutdesiresimpliesworkanddisciplinetoachievegoalspersonalandsocialofakindsocietycannotsurvivewithout.Ambitionisintimatelyconnectedwithfamilyformenandwomennotonlyworkpartlyfortheirfamilies;husbandsandwivesareoftenambitiousforeachotherbutharborsomeoftheirmosteagerambitionsfortheirchildren.Yettohaveafamilynowadays-withbirthcontrolreadilyavailableandinflationagoodeconomicargumentagainsthavingchildren-isnearlyanexpressionofambitioninitself.Ambitionandfuturity-asenseofbuildingfortomorrow-areinescapable.Workingsavingplanning-thesethedailyaspectsofambition-havealwaysbeenthedistinguishingmarksofarisingmiddleclass.Theattackagainstambitionisnotincidentallyanattackonthemiddleclassandwhatitstandsfor.Likeitornotthemiddleclasshasdonemuchofsociety’’sworkinAmerica;anditthemiddleclasshasfromthebeginningrunonambition. Itisnotdifficulttoimagineaworldstrippedofambition.Itwouldprobablybeakinderworld:withoutdemandsanddisappointments.Peoplewouldhavetimeforreflection.Suchworkastheydidwouldnotbeforthemselvesbutforthecollectivity.Competitionwouldneverenterin.Conflictwouldbeeliminatedtensionbecomeathingofthepast.Thestressofcreationwouldbeatanend.Thefamilywouldbecomesuperfluousasasocialunitwithallitsformerpowerforbringingaboutneurosisdrainedaway.Longevitywouldbeincreasedforfewerpeoplewoulddieofheartattackorstrokecausedbyconfusedendeavor.Anxietywouldbeextinct.Timewouldstretchonandonwithambitionlongdepartedfromthehumanheart. Wedonotchooseourparentsourhistoricalepochthecountryofourbirthortheimmediatecircumstancesofourupbringing.Wedonotmostofuschoosetodie;nordowechoosethetimeorconditionsofourdeath.Butwithinallthisrealmofchoicelessnesswedochoosehowweshalllive:courageouslyorincowardicehonorablyordishonorablywithpurposeorindrift.Wedecidewhatisimportantandwhatistrivialinlife.Wedecidethatwhatmakesussignificantiseitherwhatwedoorwhatwerefusetodo.Butnomatterhowindifferenttheuniversemaybetoourchoicesanddecisionsthesechoicesanddecisionsareourstomake.Wedecide.Wechoose.Andaswedecideandchoosesoareourlivesformed.Intheendformingourowndestinyiswhatambitionisabout. Ambitioncloselyrelatestofamilyinthat
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
U.S.prisonsarefilledwithdrugoffenders;thenumberofprisonerstripledoverthepast20yearstonearly2millionwith60to70percenttestingpositiveforsubstanceabuseonarrest.Thecountryhasspentbillionsofdollarsattackingtheproblematitsroots.Butthereisgrowingconsensusthatthewarondrughasbeenlost.TheUnitedStatesisstilltheworld’’slargestconsumerofillegalsubstances;cocainecontinuestopourovertheborderfromMexico.Traffictapsintothenationalfrustrationdepictingthehorrorsofbothdrugsandthedrugwar.WithouttakingsidesthefilmilluminatesthenationaldebateandposesonalternativethatAmericansseemincreasinglywillingtoconsider:findingnewwaystotreatratherthanmerelypunishdrugabuse. Policyrevolutions―likelegalizingnarcoticsdrugsproducingsleeporinsensibility―remainadistantdream.ButthereisgrowingpublicawarenessthatthemoneyandenergywastedontryingtochecktheflowofdrugsintotheUnitedStatesmightbebetterspentontryingtocontroldemandinstead.Votersinseveralstatesarefaraheadofthepoliticiansapprovingballotinitiativesthatoffermoretreatmentopinions.Drugscourtsthatallowjudgestousecarrotsandstickstocompelsubstance-abusetreatmenthavegrownfifty-foldsincethemid-1990spartofanewunderstandingthatevenwithfrequentrelapsesreturnstoaformalstatetreatmentismuchlessexpensiveforsocietythanjailandban. Drugaddictionisincreasinglybeingviewedasmoreadiseasethanacrime.Scienceisyieldingcluesaboutthehedonicofpleasureregionofthebrainwhilebreakthroughmedicationsandgreaterunderstandingofthemental-healthproblemsthatunderliemanyaddictionsaregivingtherapistsnewtools. OfficialsacrosstheContinenthavealreadybegunshiftingtheirfocusfrompreventingdrugflowtorehabilitatingmakingabletoliveanormallifeagaindrugusers.ThenewEuropeanUnionDrugsStrategyfor2000-2004makesacommitmenttoincreasingthenumberofsuccessfullytreatedaddicts.GemanyItalyandLuxembourghavetransferredresponsibilityfordrugpolicyfromtheirMinistriesoftheInteriortotheMinistriesofHealthorSocialAffairs.InBritainthegovernmenthassetupaNationalTreatmentAgencytocoordinatetheeffortsofsocial-serviceagenciesandtheDepartmentofHealth.Anddrug-preventionandsupportagenciestherearegettingabout30percentmorefundingthisyear.Changingthemainnationalstrategyfromattackingdrugpusherstorehabilitatingaddictswon’’tcomeeasy.ButslowlysteadilyAmericanslikeEuropeansseemdeterminedtotry. Drugaddictionisbeingviewedasadiseasebecause
MuchofthelanguageusedtodescribemonetarypolicysuchassteeringtheeconomytoasoftlandingoratouchonthebrakesmakesitsoundLikeaprecisescience.Nothingcouldbefurtherfromthetruth.Thelinkbetweeninterestratesandinflationisuncertain.Andtherearelongvariablelagsbeforepolicychangeshaveanyeffectontheeconomy.Hencetheanalogythatlikenstheconductofmonetarypolicytodrivingacarwithablackenedwindscreenacrackedrear-viewmirrorandafaultysteeringwheel. Givenallthesedisadvantagescentralbankersseemtohavehadmuchtoboastaboutoflate.Averageinflationinthebigsevenindustrialeconomiesfelltoamere2.3%lastyearclosetoitslowestlevelin30yearsbeforerisingslightlyto2.5%thisJuly.Thisisalongwaybelowthedouble-digitrateswhichmanycountriesexperiencedinthe1970sandearly1980s. Itisalsolessthanmostforecastershadpredicted.Inlate1994thepanelofeconomistswhichTheEconomistpollseachmonthsaidthatAmerica’’sinflationratewouldaverage3.5%in1995.Infactitfellto2.6%inAugustandisexpectedtoaverageonlyabout3%fortheyearasawhole.InBritainandJapaninflationisrunninghalfapercentagepointbelowtheratepredictedattheendoflastyear.ThisisnoflashinthepanoverthepastcoupleofyearsinflationhasbeenconsistentlylowerthanexpectedinBritainandAmerica. EconomistshavebeenparticularlysurprisedbyfavourableinflationfiguresinBritainandtheUnitedStatessinceconventionalmeasuressuggestthatbotheconomiesandespeciallyAmerica’’shavelittleproductiveslack.America’’scapacityutilisationforexamplehithistoricallyhighlevelsearlierthisyearanditsjoblessrate5.6%inAugusthasfallenbelowmostestimatesofthenaturalrateofunemployment―theratebelowwhichinflationhastakenoffinthepast. WhyhasinflationprovedsomildThemostthrillingexplanationisunfortunatelyalittledefective.Someeconomistsarguethatpowerfulstructuralchangesintheworldhaveup-endedtheoldeconomicmodelsthatwerebaseduponthehistoricallinkbetweengrowthandinflation. Thepassageshowsthattheauthoris____________thepresentsituation.
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
MuchofthelanguageusedtodescribemonetarypolicysuchassteeringtheeconomytoasoftlandingoratouchonthebrakesmakesitsoundLikeaprecisescience.Nothingcouldbefurtherfromthetruth.Thelinkbetweeninterestratesandinflationisuncertain.Andtherearelongvariablelagsbeforepolicychangeshaveanyeffectontheeconomy.Hencetheanalogythatlikenstheconductofmonetarypolicytodrivingacarwithablackenedwindscreenacrackedrear-viewmirrorandafaultysteeringwheel. Givenallthesedisadvantagescentralbankersseemtohavehadmuchtoboastaboutoflate.Averageinflationinthebigsevenindustrialeconomiesfelltoamere2.3%lastyearclosetoitslowestlevelin30yearsbeforerisingslightlyto2.5%thisJuly.Thisisalongwaybelowthedouble-digitrateswhichmanycountriesexperiencedinthe1970sandearly1980s. Itisalsolessthanmostforecastershadpredicted.Inlate1994thepanelofeconomistswhichTheEconomistpollseachmonthsaidthatAmerica’’sinflationratewouldaverage3.5%in1995.Infactitfellto2.6%inAugustandisexpectedtoaverageonlyabout3%fortheyearasawhole.InBritainandJapaninflationisrunninghalfapercentagepointbelowtheratepredictedattheendoflastyear.ThisisnoflashinthepanoverthepastcoupleofyearsinflationhasbeenconsistentlylowerthanexpectedinBritainandAmerica. EconomistshavebeenparticularlysurprisedbyfavourableinflationfiguresinBritainandtheUnitedStatessinceconventionalmeasuressuggestthatbotheconomiesandespeciallyAmerica’’shavelittleproductiveslack.America’’scapacityutilisationforexamplehithistoricallyhighlevelsearlierthisyearanditsjoblessrate5.6%inAugusthasfallenbelowmostestimatesofthenaturalrateofunemployment―theratebelowwhichinflationhastakenoffinthepast. WhyhasinflationprovedsomildThemostthrillingexplanationisunfortunatelyalittledefective.Someeconomistsarguethatpowerfulstructuralchangesintheworldhaveup-endedtheoldeconomicmodelsthatwerebaseduponthehistoricallinkbetweengrowthandinflation. AccordingtothepassagewhichofthefollowingisTRUE
Manytheoriesconcerningthecausesofjuveniledelinquencycrimescommittedbyyoungpeoplefocuseitherontheindividualoronsocietyasthemajorcontributinginfluence.Theories________ontheindividualsuggestthatchildrenengageincriminalbehavior________theywerenotsufficientlypenalizedforpreviousmisdeedsorthattheyhavelearnedcriminalbehaviorthrough________withothers.Theoriesfocusingontheroleofsocietysuggestthatchildrencommitcrimesin________totheirfailuretoriseabovetheirsocioeconomicstatus________asarejectionofmiddle-classvalues. Mosttheoriesofjuveniledelinquencyhavefocusedonchildrenfromdisadvantagedfamilies________thefactthatchildrenfromwealthyhomesalsocommitcrimes.Thelattermaycommitcrimes________lackofadequateparentalcontrol.Alltheorieshoweveraretentativeandare________tocriticism. Changesinthesocialstructuremayindirecfiy________juvenilecrimerates.Forexamplechangesintheeconomythat________tofewerjobopportunitiesforyouthandrisingunemployment________makegainfulemploymentincreasinglydifficulttoobtain.Theresultingdiscontentmayin________leadmoreyouthsintocriminalbehavior. Familieshavealso________changestheseyears.Morefamiliesconsistofone-parenthouseholdsortwoworkingparents;________childrenarelikelytohavelesssupervisionathome________wascommoninthetraditionalfamily________Thislackofparentalsupervisionisthoughttobeaninfluenceonjuvenilecrimerates.Other________causesofoffensiveactsincludefrustrationorfailureinschooltheincreased________ofdrugsandalcoholandthegrowing________ofchildabuseandchildneglect.Alltheseconditionstendtoincreasetheprobabilityofachildcommittingacriminalact________adirectcausalrelationshiphasnotyetbeenestablished.
热门题库
更多
高考历史
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
湘公网安备 43130202000226号