1999年1月英语六级cet6真题试卷

A)HereadthecabinetHereadtheHelistenedtoaradioHe’ssecretaryephonedA)HurrytotheSkiptheTaketheTakeaA)HeisHeisHeisHeisA)HeusedtobeaworkmanHelikestodorepairsandmakethingsHeisprofessionalHepaidworkmentodecoratetheA)Thewomandoesn’tlikeThewomanforgotwhereshehadlefttheThemanhadanThemanbroketheA)OpinionsaboutthebookareThemanthinksthebookisYoushouldn’tbelieveeverythingyouThewomanwonderswhichnewspaperthemanisA)It’squiteIt’stooIt’scheapItcouldbeA)TheadmissionofaDiagnosisofanTheoldman’sseriousSendingforaSectionDirections:Inthissection,youwillhear3shortpassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecenter.PassageQuestions11to14arebasedonthepassageyouhavejustA)ThecoloroftheThepriceoftheWhetherthedogwillfittheWhetherthedogwillgetalongwiththeotherpetsintheA)Itmustbetrainedsoitwon’tItneedsmoreloveandItdemandsmorefoodandItmustbelookedafterA)TheyarelesslikelytorunIt’seasierfortheirmasterstotrainTheyarelesslikelytobeshywithhumanIt’seasierforthemtoformarelationshipwiththeirPassageQuestions14to16arebasedonthepassageyouhavejustA)TheyoftengoforwalksataleisurelyTheyusuallyhaveaspecificpurposeinTheyliketheseasidemorethantheTheyseldomntheirleisureactivitiesinA)TheirhardworkingTheirpatienceinwaitingfortheatreTheirdelightinleisureTheirenthusiasmandfortheA)ThePolishpeoplecannowspendtheirleisuretimeinvariousThePolishpeoplearefondofwalkingleisurelyintheThePolishpeopleenjoypickingwildfruitintheirleisureThePolishpeopleliketospendtheirholidaysPassageQuestions17to20arebasedonthepassageyouhavejustA)TheywillbemuchTheywillhavemoreTheywillhavethreeTheywillneedinligentA)Itdoesn’tneedtobeItwillusesolarenergyasItwillbedrivenbyelectricalItwillbemoresuitableforlongdistanceA)PassengersinthecarmaybeseatedfacingonThefrontseatswillfaceforwardandthebackseatsSpecialseatswillbedesignedforMoreseatswillbeA)ChoosetherightRefuelthecarStartthelthecomputerwheretoPartIIReadingComprehension(35Directions:Thereare4readingpassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA)，B),C),andD).YoushoulddeicideonthebestchoiceandmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughtheQuestions21to25arebasedonthefollowingManyAmericansharbouragrosslydistortedandexaggeratedviewofmostoftheriskssurroundingfood.FergusClydesdale,headofthedepartmentoffoodscienceandnutritionattheUniversityofMassachusetts-Amherst,saysbluntlythatifthedangersfrombacteriallycontaminatedchickenwereasgreatassomepeoplebelieve,“thestreetsbelitteredwithpeoplelyinghereandThoughthepublicincreasinglydemandsno-riskfood,thereisnosuchthing.BruceAmes,chairmanofthebiochemistrydepartmentattheUniversityofCalifornia,Berkeley,pointsoutthatupto10%ofant’sweightismadeupofnaturalpesticides(杀虫剂).Sayshe:“Sincentsdonothavejawsorteethtoprotectthemselves,theyemploychemicalwarfare.”Andmanynaturallyproducedchemicals,thoughoccurringintinyamounts,proveinlaboratoryteststobestrongcarcinogens-asubstancewhichcancausecancerMushrooms(磨菇mightbebannediftheywerejudgedbythesamestandardsthatapplytofoodadditives添加剂).DeclaresChristinaStark,anutritionistatCornellUniversity:We’vegotfatworsenaturalchemicalsinthefoodsupplythananythingman-Yettheissuesarenotthatsimple.WhileAmericanshavenoreasontobeterrifiedtositdownatthedinnertable,theyhaveeveryreasontodemandsignificantimprovementsinfoodandwatersafety.Theyunconsciouslyandunwillinglytakeintoomuchoftoomanydangerouschemicals.Iffoodalreadycontainsnaturalcarcinogens,itdoesnotmakemuchsensetoadddozensofnewman-madeones.Thoughmostpeoplewillwithstandthesmallamountsofcontaminantsgenerallyfoundinfoodandwater,atleastafewindividualswillprobablygetcanceronedaybecauseofwhattheyeatanddrink.Tomakegoodfoodandwatersevenbetter,theernmentneedstotightenitsregulatorystandards,stiffenitsinspectionprogramandstrengthenitsenmentpolicies.Thefoodindustryshouldmodifysomelong-acceptedpracticesorturntolesshazardousalternatives.Perhapsmostimportant,consumerswillhavetodoabetterjoboflearninghowtohandleandcookfoodproperly.Theproblemsthatneedtobetackledexistallalongthefood-supplychain,fromfieldstoprocessingntstokitchens.WhatdoestheauthorthinkoftheAmericans’viewoftheirTheyoverstate ernment’sinterferencewiththefoodTheyareoveroptimisticaboutthesafetyoftheirTheyoverestimatethehazardsoftheirTheyoverlooktherisksofthefoodtheyTheauthorconsidersitimpossibletoobtainno-riskfoodbecause nofood frompollutioninthepesticidesarewidelyusedinmanyvegetablescontaindangerousnaturalalmostallfoodshaveBysaying“theyemploychemicalwarfare”(Line4,Para.2),BruceAmesmeans A)ntsproducecertainchemicalstocombatpestsandB)ntsabsorbusefulchemicalstopromotetheirfarmersuseman-madechemicalstodissolvethenaturalchemicalsinfarmersusechemicalstoprotectntsagainstpestsandThereductionofthepossiblehazardsinfoodultimaydependson thethetheWhatisthemessagetheauthorwantstoconveyintheEatinganddrinking emorehazardousthanImmediatemeasuresmustbetakentoimprovefoodproductionandHealthfoodisnotadreaminmodernThereisreasonforcautionbutnocauseforalarmwithregardtofoodQuestions26to30arebasedonthefollowingTherearesomeeachphenomenayoucancounton,butthemagneticfield,somedayisnotofthem.Itfluctuatesinstrength,driftsfromitsaxis,andeveryfew100,000yearsundergo,dramaticpolarityreversal-aperiodwhenNorthPole esSouthPoleandSouth esNorthPole.Buthowisthefieldgenerated,andwhyisitsoGroundbreakingresearchbytwoFrenchgeophysicistspromisestoshedsomelightonthemystery.Using80metresofdeepseasediment(沉淀物)core,theyhaveobtainedmeasurementslotsofmagnetic-fieldintensitythatspan11polarityreversalsandfourmillionyears.Theysisrevealsthatintensityappearstofluctuatewithaclear,well-definedrhythm.Althoughthestrengthofthemagneticfieldvariesirregularlyduringtheshortterm,thereseemstobeaninevitablelong-termdeclineprecedingeachpolarityreversal.Whenthepolesflip—aprocessthattakesseveralhundredthousandyears-themagneticfieldrapidlyregainsitsstrengthandthecycleisrepeated.Theresultshavecausedastiramonggeophysicists.Themagneticfieldisthoughttooriginatefrommolten(熔化的ironintheoutercore3,000kilometersbeneaththeearth’ssurface.Bystudyingmineralgrainsfoundinmaterialrangingfromrockstoclayarticles,previousresearchershavealreadybeenabletoidentifyreversalsdatingback170millionyears,includingthemostrecentswitch730,000yearsago.Howandwhytheyoccur,however,hasbeenwidelydebated.Severaltheorieslinkpolarityflipstoexternaldisasterssuchasmeteor(陨星)impacts.ButPeterOlson,ageophysicistattheJohnsHopkinsUniversityinBaltimore,saysthisisunlikelyiftheFrenchresearchersareright.Infact,Olsonsaysintensitythatpredictablydeclinesfromonereversaltothenextcontradicts90percentofthemodelscurrentlyunderstudy.Iftheresultsprovetobevalidgeophysicistswillhaveanewtheorytoguidethemintheirquesttounderstandtheearth’sinnerphysics.Itcertainlypointsthedirectionforfutureresearch.WhichofthefollowingtitlesismostappropriatetothePolarityReversal:AFantasticPhenomenonofMeasurementoftheEarth’sMagnetic-FieldFormationoftheTwoPolesoftheANewApproachtotheStudyorTheword“flip”(Line6,Para.2)mostprobablymeans WhathavethetwoFrenchgeophysicistsdiscoveredintheirSomeregularityinthechangesoftheearth’smagneticSomecausesofthefluctuationoftheearth’smagneticTheoriginoftheearth’smagneticThefrequencyofpolarityTheFrenchgeophysicists’studyisdifferentfromcurrentlyprevailingtheories itsidentificationoftheoriginoftheearth’smagneticthewaytheearth’smagneticintensityisitsexnationoftheshiftintheearth’sthewaytheearth’sfluctuationrhythmisInPeterOslo’sopiniontheFrenchexperiment islikelytodirectfurtherresearchintheinnerphysicsofthehassuccessfullysolvedthemysteryofpolarityiscertaintohelppredictexternalhascausedgreatconfusionamongtheworld’sQuestions31to35arebasedonthefollowingImagineaworldinwhichtherewassuddenlynoemotion-aworldinwhichhumanbeingscouldfeelnoloveorhappiness,noterrororhate.Trytoimaginetheconsequencesofsuchatransformation.Peoplemightnotbeabletostayalive:knowingneitherjoynorpleasure,anxietynorfear,theywouldbeaslikelytorepeatactsthathurtthemasactsthatwerebeneficial.Theycouldnotlearn:theycouldnotbenefitfromexperiencebecausethisemotionlessworldwouldlackrewardsandpunishments.Societywouldsoondisappear:peoplewouldbeaslikelytoharmoneanotherastoprovidehelpandsupport.Humanrelationshipswouldnotexist:inaworldwithoutfriendsorenemies,therecouldbenomarriage,affectionamongcompanions,orbondsamongmembersofgroups.economicunderpinnings(支柱)wouldbedestroyed:sinceearning$10millionwouldbenomorepleasantthanearning$10,therewouldbenoincentivetowork.Infact,therewouldbenoincentivesofanykind.ForaswewillseeincentivesimplyacapacitytoenjoyInsuchaworld,thechancesthatthehumanspecieswouldsurvivearenexttozero,becauseemotionsarethebasicinstrumentofoursurvivalandadaptation.EmotionsstructuretheworldforusinimportantwaysAsindividuals,wecategorizeobjectsonthebasisofouremotionsTrueweconsiderthelength,shape,size,ortexture,butanobject’sphysicalaspectsarelessimportantthanwhatithasdoneorcandotous—hurtussurpriseus,angerusormakeusjoyful.Wealsousecategorizationscoloredbyemotionsinourfamilies,communities,andoverallsociety.Outofouremotionalexperienceswithobjectsandeventscomesasocialfeelingofagreementthatcertainthingsandactionsaregoodandothersarebad,andweapplythesecategoriestoeveryaspectofoursociallife—fromwhatfoodsweeatandwhatclothesweweartohowwekeeppromisesandwhichpeopleourgroupwillaccept.Infact,societyexploitsouremotionalreactionsandattitudes,suchasloyaltymoralityprideshame,guilt,fearandgreed,inordertomaintainitselfItgiveshighrewardstoindividualswhoperformimportanttaskssuchassurgery,makesheroesoutofindividualsforunusualordangerousachievementssuchasflyingfighternesinawar,andusesthelegalpenal(刑法的systemtomakepeopleafraidtoengageinantisocialThereasonwhypeoplemightnotbeabletostayaliveinaworldwithoutemotionisthat theywouldnotbeable lthetextureoftheywouldnotknowwhatwasbeneficialandwhatwasharmfultotheywouldnotbehappywithalifewithouttheywoulddothingsthathurteachother’sAccordingtothepassage,people’slearningactivitiesarepossiblebecause believethatemotionsarefundamentalforthemtostaybenefitfromprovidinghelpandsupporttooneenjoybeingrewardedforngtherightknowwhatisvitaltotheprogressofItcanbeinferredfromthepassagethattheeconomicfoundationofsocietyisdependenton theabilitytomakethewilltoworkforthecapacitytoenjoythecategorizationsofouremotionalEmotionsaresignificantforman’ssurvivalandadaptationbecause theyprovidethemeansbywhichpeopleviewthesizeorshapeoftheyarethebasisforthesocialfeelingofagreementbywhichsocietyistheyencouragepeopletoperformdangeroustheygeneratemorelovethanhateamongTheemotionalaspectsofanobjectaremoreimportantthanitsphysicalaspectsinthatthey helpsocietyexploititsmembersforencourageustoperformimportanthelptoperfectthelegalandpenalhelpusadaptourbehaviortotheworldsurroundingQuestions36to40basedonthefollowingTheCarnegieFoundationreportsaysthatmanycollegeshavetriedtobe“allthingstoallpeople”.Inngso,theyhaveincreasinglycateredtoanarrowmindedcareerismwhilefailingtocultivateaglobalvisionamongtheirstudentsThecurrentcrisisitcontends,doesnotderivefromalegitimatedesiretoputlearningtoproductiveendsTheproblemisthatintoomanyacademicfields,theworkhasnocontext;skills,ratherthanbeingmeans, eends.Studentsareofferedavarietyofoptionsandallowedtopicktheirwaytoadegree.Inshort,drivenbycareerism,“thenation’scollegesanduniversitiesaremoresuccessfulinprovidingcredentials(文凭)thaninprovidingaqualityeducationfortheirstudents.“Thereportconcludesthatthespecialchallengeconfrontingtheundergraduatecollegeisoneofshaanintegratedcoreofcommonlearning.Suchacorewouldintroducestudentstoessentialknowledge,toconnectionsacrossthedisciplines,andintheend,toapplicationofknowledgetolifebeyondthecampus.“Althoughthekeytoagoodcollegeisahigh-qualityfaculty,theCarnegiestudyfoundthatmostcollegesdoverylittletoencouragegoodteaching.Infact,theydomuchtoundermineit.Asoneprofessorobserved:“Teachingisimportant,wearetold,andyetfacultyknowthatresearchandpublicationmattermost.”Notsurprisingly,overthelasttwentyyearscollegesanduniversitieshavefailedtograduatehalfoftheirfour-yeardegreecandidates.Facultymemberswhodedicatedthemselvestoteachingsoondiscoverthattheywillnotbegrantedtenure(),promotion,orsubstantialsalaryincreases.Yet70percentofallfacultiessaytheirinterestsliemoreinteachingthaninresearch.Additionally,afrequentcomintamongyoungscholarsisthat“Thereispressuretopublish,althoughthereisvirtuallynointerestamongadministratorsorcolleaguesinthecontentoftheWhenacollegetriestobe“allthingstoalpeople”(Lines1-2,Para.1)itaims satisfytheneedsofallkindsofstudentsfocusontrainingstudentsinvariousencouragestudentstotakeasmanycoursesasmakelearningserveacademicratherthanproductiveBysayingthat“intoomanyacademicfields,theworkhasnocontext”(Lines4-5,Pare.1)theauthormeansthattheteachingintheseareas ignorestheactualisnotbasedontherightonlyfocusesonanintegratedcoreofcommongivesprioritytothecultivationofaglobalvisionamongOneofthereasonsforthecurrentcrisisinAmericancollegesanduniversitiesis anarrowvocationalismhascometodominatemanystudentsdon’thave dominchoosingwhattheywanttoskillsarebeingtaughtasameanstoanstudentsareonlyinterestedinobtainingAmericancollegesanduniversitiesfailedtograduatehalfoftheirfour-yeardegreecandidatesbecause mostofthemlackhigh-qualitytheinterestsofmostfacultymemberslieintherearenotenoughincentivesforstudentstostudytheyattachgreaterimportancetoresearchandpublicationthantoItcanbeinferredfromthepassagethathigh-qualitycollegeeducationcalls puttingacademicworkintheproperacommitmenttostudentsandeffectivethepracticeofputtingleaningtoproductivededicationtoresearchinfrontierareasofPartIIIVocabulary(20Directions:Thereare30 pletesentencesinthispart.ForeachsentencetherearefourchoicesmarkedA)，B),C),andD).ChoosetheONEthatbestcompletesthesentence.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecentre.TheSpaceAge inOctober1957whenthefirstartificialsalitewaslaunchedbytheSovietUnion.Johnsaidthathedidn’tquite andaskedmetorepeatwhatIhadsnatchsummoncatchwatchWhenhetriedtomakea ,hefoundthatthehothathewanted yfilledbecauseofacomAbudgetoffivedollarsadayistotally foratriproundInourhighlytechnologicalsociety,thenumberofjobsforunskilledworker Thefirehascausedgreatlosses,butthefactorytriedto theconsequencesbysayingthatthedamagewasnotasseriousasreported.Iftheworldistoremainpeacefultheutmosteffortmustbemadebynationstolocal sSalitecommunicationsaresoup-to-datethatevenwhen inthemiddleofthePacific,businessmencancontacttheirofficesasiftheywerenextdoor.Inthepasttenyearsskyscrapershavedeveloped inChicagoandNewYorkThecourtconsidersafinancial tobeanappropriatewayofpunishingIthinkthatIcommitteda inaskingherbecausesheseemedveryupsetbymyquestion.Evenwhentextbooksare throughaschoolsystem,methodsofteachingmayvarygreatly.Theyhavealwaysregardedamanof andfairnessasareliableAllindividualsarerequiredto tothelawsmadeby Thebasiccausesareunknown,althoughcertainconditionsthatmayleadtocancerhavebeen ItisverystrangebutIhadan thatthenewouldThechangingimageofthefamilyon evisionprovides intochangingattitudestowardthefamilyinsociety.Thetownnningcommissionsaidthattheirfinancialoutlookforthenextyearwasoptimistic.Theyexpectincreasedtax Billisanexampleofaseverelydisabled whohas e atmanysurvivalskills.Thetiesthatbindustogetherincommonactivityareso thattheycandisappearatanymoment.Duringtheconstructionofskyscrapers,cranesareusedto buildingmaterialstotheupperfloors.Diamondshavelittle valueandtheirpricedependsalmostentirelyontheirThekitchenwassmalland sothatthedisabledcouldreacheverythingwithoutdifficulty.Hewill resigninviewofthecompletefailureoftheresearchThegoalistomakehighereducationavailabletoeveryonewhoiswillingand hisfinancialwithrespectinaccordregardlessintermsTheoriginalelectionsweredeclared bytheformermilitaryTheystoodgazingatthehappy ofchildrenyinginthepark.A)Anobviouschangeofattitudeatthetoptowardswomen’sstatusinsociety throughthecurrentlawsysteminWhenherealizedhehadbeen tosignthecontractbyintrigue,hethreatenedtostartlegalproceedingstocanceltheagreement.Theseareasrelyonagriculturealmost ,havingfewmineralresourcesandaminimumofindustrialdevelopment.PartIVShortAnswerQuestions(15Directions:Inthispartthereisashortpassagewithfivequestionsor statements.Readthepassagecarefully.Thenanswerthequestionsorcompletethefewestpossiblewords(notexceeding10words).Manyparentswho etheideaofturningofftheTVandspendingmoretimewiththefamilyarestillworriedthatwithoutTVtheywouldconstantlybeoncallasentertainersfortheirchildren.Theyrememberthinkingupallsortsofthingstodowhentheywerekids.Buttheirownkidsseemdifferent,lessresourceful,somehow.Whenthere’snothingtodo,theseparentsobserveregretfully,theirkidsseemunabletocomeupwithanythingtodobesidesturningontheTV.Onefather,forexample,says.“WhenIwasakid,wewerealwaysthinkingupthings‘Ihavenothingtodo!’Hecomparesthiswithhisownchildrentoday:“They’resimplylazy.Ifsomeonedoesn’tentertainthem,they’llhappilysittherewatchingTVallday.“Thereisonewordforthisfather’sdisappointment:unfair.ItisasifheweredisappointedinthemfornotreadingGreekthoughtheyhaveneverstudiedthelanguage.Hedeplores(哀叹)hischildren’slackofinventiveness,asiftheabilitytoyweresomethinginnate(天生的)thathischildrenaremissing.Infact,whilethetendencytoyisbuiltintothehumanspecies,theactualabilitytoy-toimagine,toinvent,toelaborateonrealityinayfulway-andtheabilitytogainfulfillmentfromit,theseareskillsthathavetolearnedanddeveloped.Suchdisappointment,however,isnotonlyunjust,itisalsodestructive.Sensingtheirparents’disappointment,childrencometobelievethattheyare,indeed,lackingsomething,andthatthismakesthemlessworthyofadmirationandrespect.Givingchildrentheopportunitytodevelopnewresources,toenlargetheirhorizonsanddiscoverthepleasuresofngthingsontheirownis,ontheotherhand,awaytohelpchildrendevelopaconfidentfeelingaboutthemselvesascapableandinterestingpeople.:S1.Accordingtomanyparents,withoutTV,theirchildrenwouldlikethemto S2.Manyparentsthinkthat,insteadofwatchingalotofTV,theirchildren S3.Thefatheroftenblameshischildrenfornotbeingabletoentertainthemselves.Thisisunfairbecausethey S4.Whenparentsshowconstantdisappointmentintheirchildren,thedestructiveeffectisthatthechildrenwill S5.Develochildren’sself-confidencehelpsbringthemuptobe PartVWriting(30Directions:Forthispart,youareallowedthirtyminutestowriteacompositiononthetopic:Don’tHesitatetoSay“No”.Youshouldwriteatleast120wordsandyoushouldbaseyourcompositionontheoutline(givenin)below:Don’tHesitatetoSay19991PartIListening 9.20.PartIIReading9.40.PartIIIVocabulary8.69.70.PartIVshortAnswerS1.themselves(ywiththem)S2.thinkupthingstodoS3.havetolearnanddeveloptheiryingabilitiesgraduallyS4.losetheirconfidenceandrespectabilityS5.capableandinterestingSection

1999年1月六 原M:Congratulations.YoucertainlydidquitewellandImustsayyoudeservethatW:Well,IreallystudiedhardforthatexamI’vebeenpreparingforitformorethanamonth.Now,Icanrelaxforawhile.Q:WhyisthewomansoM:It’shardtobelievethatSusanhasalreadyfinishedher.W:Well,shecopiedJack’sandmadeafewchanges.Q:WhatdoesthewomansayaboutM:Ididn’tturnontheradiothismorning,butIdidseetheheadlines.Ifyouremember,hethreatenedtoleavetheofficeatthelastcabinetmeeting.Q:HowdidMr.JohnsonlearnthatthePrimeMinisterhasM:Ifyouareinhurry,youcantakethesubway.Ifyouwanttogosightseeing,takeabus.W:Actually,Idon’thavetobeattheconferencebeforenoon.Q:WhatwillthewomanprobablyW:HowdidyourinterviewM:Icouldn’tfeelbetteraboutit.ThequestionswereveryfairandIseemedtofindanswersforallQ:HowdoesthemanfeelabouttheW:I’mveryimpressedbyalltheworkyou’vedoneonyourhouse.Mr.Miller,Howlonghaveyoubeenworkingonit?M:Ifirstbecameinterestedinngthingsmyselfseveralyearsago.I’vebeenngsomethingoniteverynowandthenforalmostayearnow.Youknow,Icouldn’taffordtopayworkmentodoit.Q:WhatdowelearnaboutMr.W:IjustmadeajarofjamthismorningandnowIcan’tfinditanywhere.Doyouknowwhathappenedtoit?M:Didyouhearacrash,thatwasit,I’mjustasclumsyasever.Q:Whatistheproblem?W:Ireadinthenewspaperthatthenovelyouarereadingisexcellent.M:I’vealsoreadsomenegativereviews.Q:WhatcanbelearnedfromtheW:Johntoldmehehadgotasecond-handcar,doyouknowhowmuchhepaidforit?M:Well,hesaidhepaid800dollarsforit.Ithinkhegotarealbargain.Q:WhatdoesthemanthinkofthepriceoftheM:o,thisisdoctorMaritafromtheemergencydepartment.Ihavea70-year-oldpatientwithafracturedankle.W:OK,sendhimtowardQ:WhataretheytalkingaboutontheSectionPassageMostpeoplehavehadadogorwantedoneastheircompanionatsometimeintheirlives.Ifyouarethinkingofbuyingadog,however,youshouldfirstdecidewhatsortofcompanionyouneedandwhetherthedogislikelytobehappyinthesurroundingsyoucanprovide.Specialistadviceisavailabletohelpyouchoosethemostsuitablebreedofdog.Butinpart,thedecisiondependsoncommonsense.Mostbreedswereoriginallydevelopedtoperformspecifictasks.So,ifyouwantadogtoprotectyouoryourhouse,forexample,youshouldchooseabreedthathastherightsizeandcharacteristicsYoumustalsobereadytodevoteagooddealoftimetotrainthedogwhenitisyoungandgiveittheexerciseitneedstothroughoutitslife,unlessliveinthecountryandcanletitrunly.Dogsaredemandingpets.Whereascatsidentifywiththehouseandsoarecontentiftheircethereissecureadogidentifieswithitsmasterandconsequentlywantshimtoshowproofofhisaffection.Thebesttimetobuyababy-dogiswhenitisbetween6and8weeksoldsothatitcantransferitsaffectionfromitsmothertoitsmaster.Ifbabydogshavenotestablished