视听说Passage2答案打印版

视听说Passage2Unit1Inaperfectworld,wewouldallavoidtoomuchcreditcarddebtandwouldneverhavetodealwiththetroubleofbeingunabletomeetourcreditcardpaymentobligations.Butthisisnotaperfectworld,andunfortunately,these1)distressingsituationsarethenormformanypeople.Ifyoufindyourselfinthisposition,orheadingthere,youshouldcutyourspendingnow.Don'twaituntilyoursituationisso2)desperatethatyouhavefewoptionsavailabletoyou.Facingthefactorsthatgiveyouthe3)urgetospendmoneycarelesslycanbeuncomfortable,butifyoudon'tfacethem,howwillyoucontrolyourdebtand4)acquirethethingsyoutrulywant?Onenegativeaspectofusingcreditcardsinsteadofcashisthatyou5)aretotallyunawareofthefactthatyou'respendingrealmoney.Thepleasantfeelingsyouexperiencewhenyoupurchasetheitem6)areisolatedfromtheunpleasantfeelingsofmakingthepaymentwhenyougetthecreditcardstatement.Studies7)affirmthatmostpeoplearemuchlesslikelytobuywhenpayingwithcashasopposedtocreditcards.So,tryleavingyourcreditcardsathome,andpaywithcashorcheck.Toreallycontrolyourspendingandyourcreditcarddebt,youneedtoexaminewhatmoneymeanstoyou.Makeanefforttonoticehowyou8)interactwithmoneyandwhatbeliefsandattitudesyouhaveaboutmoney.Studiesalsoshowthatpeoplewithlowself-esteemengagethemselvesinmore9)impulsespendingandbuyingthingstheydon'tneed.Remindyourselfdailythatyourworthasapersonhasnothingtodowithhowmuchmoneyyouhave.Onceyou10)areconvincedofthis,youwillbreakthepsychologicalbarriersthatwerekeepingyoufromhandlingyourmoneywisely.Unit2Ofallthethreatstohumansociety,includingwar,diseaseandnaturaldisaster,oneoutranksallothers.Itistheagingofthehumanpopulation.The1)proportionofpeopleaged60-plusaroundtheworldis2)estimatedtomorethandoublein2050.By2047,forthefirsttimeinhumanhistory,thenumberofoldpeopleisprojectedtoexceedthatofchildrenontheplanet.Thischangewill3)haveprofoundimpactsonhumansociety.Oneproblemconcernstheratioofthenumberofpeopleofworkingagetothenumberofolderpeople,whichisknownasthe4)potentialsupportratio.Thisindexhasfallenfrom12in1950to8in2013andisexpectedtodropto4in2050.Itsdeclinemeansthattheburdenontheyoung,5)economicallyandsocially,willriseaccordingly.Thisisbecauseolderpeoplerelyontheyoung,notonlyforcareandsupportbutalsofortheeconomicproductivitythatensures6)pensionscanbepaidandhealthandsocialcostsmet.Avarietyofissuesinotherareassuchasfamilycomposition,thetransferofproperty,taxationandhousingmay7)originatefromthepopulationage-quake,too.Forinstance,familytieshavebeenweakenedbyincreasedmobilityandrisingdivorce,andhencethedemandfor8)residentialandnursinghomeswillincreasesincemoreolderpeoplewillneedtoliveinaninstitutionoreldercarecenter.Nomatterwhatthefuturerealitywillbe,theagingofthehumanpopulationcertainly9)posesachallengetopolicymakers,economistsandhealthcarespecialistsaroundtheworld.Thissuggeststhatthehumansocietywillneedto10)betransformedintoastructurethathastheabilityandresourcestoaddressthediverseneedsofolderpeople.Unit3Asolutionmaybeathandforholidaymakerswhoarestrugglingtofindquiet,out-of-the-wayplacestogo.Forthosewhoreallywanttogetawayfromthecrowdedandmuch-traveled1)resorts,theynowfinditpossiblebecauseanewholidaydestinationhas2)sprungup–Antarctica.However,thisnewhotspot,orfreezingzone,mightonlybeforthosewhoarefabulouslyrichifanewpolicygetsunderway.TourismonAntarcticahasbeenincreasing3)dramatically,fromafewthousandpeoplein1985tomorethan40,000in2007.Thegrowingnumbersare4)havinganadverseeffectontheuntouchedenvironmentoftheSouthPole.To5)combatthis,researchersfromHolland'sMaastrichtUniversityhavecomeupwithasensiblesolution:Limitthenumberoftouristsallowedtovisitandhawkthevacationstothosewhoaredeterminedtogoandarewillingtoofferhigheramountsofmoneythanothersforthetrip.Manyenvironmentalprotectionagenciesagreethatthereisaneedtoprotectthefrozen6)wildernessfromthedamagecreatedbymoderntourism.Antarcticaisthelast7)unspoiledplaceonearth.Ithasaverydelicateecosystemthatcouldbeeasilyupsetby8)streamsoftouristslandinginairplanesandusingskimobiles.AdifficultyexistsbecauseAntarcticaisnotacountryandthereforehasnogovernmenttopasslawsor9)guidelinestocontrolthenumberofvisitors.TheMaastrichtUniversityteam'sproposalto10)auctionoffafixednumberoftouristplacesseemsaworkablesolution.Itwouldlimitthenumberofvisitorsandthereforecontaintheamountofenvironmentaldamage,andthemoneywouldbeusedtoprotectAntarctica'sfuture.Unit4Inrecentyears,doctorshavefocusedonthegrowingrateofdiabetesamongchildrenandyoungpeople.Butthemostcommonkindofdiabetes,typeII,ismore1)prevalentaspeoplegrowolderandgainmoreweight.Beforeyouknowit,thereismorefataroundthewaistandhipsthanyouremembered.Thestatisticsare2)scaryenoughtomakeyouwanttostopeatingimmediately.TheWorldHealthOrganizationsaysby2015,morethantwobillionadultswillbeoverweightand700millionwill3)beclassifiedasobese.Beingoverweightorobeseisanexpandingprobleminmanycountries.Lessphysicalactivityandfoodshighinfatandsugarareconsideredascausesforthisglobal4)epidemic.Someresearchersstudiedhowbodycomposition,the5)ratioofleantissuetofat,andincreasedweightaffectedtheriskofdiabetesinmorethan4,000adults,aged65andolder.Atthebeginnin