雅思作文范文大全PrivatecarsvsPublictrafficAstrafficproblemsbecomemoreandmoreseriousinmanycitiesofdevelopedanddevelopingcountries,theirgovernmentshavetotryhardandloadsofmoneyandenergyhavebeenspenttodealwiththem.Firstly,itisnotefficientforthecommuterstousetheirprivatecarstoandbackfromtheirworkplaces.Occasionallywecanseetheyhavetositonthewheelswastingtimeandfuelinaheavytrafficjam.Atthesametime,throughburningthefossilfuels,greenhousegasCO2,CO1,acidraingasSO2,fumesanddustsarebeingreleasedintotheatmosphere,allofwhichheavilyoverloadtheenvironment.Thirdly,withtheincreaseofprivatecars,theroadtrafficaccidentsarealsorisedramatically.Forexample,inacitywith5000cars,therewillbeatleast250accidentshappeningeveryday,whichalsoburdenthepublichealthyservices.Onthecontrary,expectedpublictrafficmaybeanidealsolutiontotheseproblems.Forexamplecitybusesandrailwaysarewidelyusedorbeingconstructedbymanycities.Peoplecantakebuseseasily,whichcanbefoundevery10minutesorlessinthepeaktime.Actually,NottinghamTransportCompanyisbuildingitsownlightrailwayinthecity,whichisannouncedbythespeakmanofthecompany,“Itwillbecompletedinthenextyear,theticketswillbeverycompetitiveandatthesametimethetravelwillbeverysafeandcomfortable.”Ontheotherhand,publictraffichaditsowndisadvantages.Usuallyitcannotprovidedoor-to-doorservice.Itisinconvenienttogoshoppingbypublicvehicles.Sometimesyoumustwaitalongtimeforthetrain.Andquitealotofpeopleprefertoenjoydriving.Inconclusion,developingthepublictrafficisausefulapproachtodealwiththesedifficulties.Onepossibleway,ifnotthebest,istotaxiprivatecarsheavilyandusetheserevenuestoprovidecitizenscheaperpublictrafficservices.therehaslongbeencontroversyoverthelegalityandapparentacceptanceoftobaccoinsociety.someholdthatcigarettesandothertobaccocontainingproductsshouldbebanned,thatis,treatedasnarcotics.personally,iagreewiththispointofviewforthefollowingreasons:althoughcigarettesdonotofferasintenseaneffectasdrugslikeheroinandcocaine,theyrankhigherinthelevelofdependenceitcreatesintheuser.thousandsofsmokerstrytoridthemselvesofcigarettesbutcannot,becauseofthephysiologicaldependencetheydeveloped,chieflyimputabletoitschemicalnicotine.thisexplainswhysmokerscontinuetheirhabitdespitethenumeroushealthwarnings.furthermore,medicalsciencehasnowprovedbeyondadoubtthatsmokingkills.withalltheothercausesofpreventabledeathssuchasalcohol,illegaldrugs,aids,suicide,roadaccidents,fire,andguns,cigarettesstillaccountformorepreventabledeathsthanallofthosecombined.moredisturbingly,whilsttheuseofheroinisdangeroussolelytotheusers,theuseoftobaccoendangersthosewhoareintheirvicinityaswell.thisphenomenon,knownaspassivesmoking,nullsthecounter-argumentthatputtingonesownhealthatriskthroughsmokingshouldbeuptoonesownindividualchoice.reportshaveshownthattheamountofsecond-handsmokeinhaledbyatypicalnonsmokerisequivalenttoonecigarettesmokedperday,andwhatismore,passivesmokingcanincreaseanonsmokerschanceofgettingcancerbytentothirtytwopercent.therearethosewhowillsaythattheblackmarketcreatedbyoutlawingtobaccowillproducedeadliercigarettesbecausetheproductstandardsofthebootleggersarenotashigh.however,weshouldallbearinmindthatlegalcigarettescauseroughlyfourhundredthousanddeathsayear.itishardtoimaginethelimiteddistributionprovidedbythecriminalunderworldcouldcompetewiththistragicfigure.tosumup,theharmvisiteduponoursocietybytobaccousageissubstantial.therewillbenosolutionotherthantocontroltobaccomuchinthesamewaythatthegovernmentnowcontrolsdrugswhichcouldallowpeopletoremainattentivetotheseriousnessoftheeffectsofthesesubstances,andhopefullytoprohibittheirusage.Apparently,itwouldseemthattobaccoistotallydifferentsubstancefromdrugs,anditcanbeusedfreedombypublic.Infact,however,ourauthorityshouldmaketobaccoillegalaswellasdrugs,andusingoftobaccoshouldbecontrolledstrictly.Tobaccoonlycanbeusedforresearchandmedicalpurpose.AsfarasIamconcerned,asakindofdope,tobaccohasbeenwidelyusedtohelppatientsalleviatetheirpaininsurgery.Atthesametime,ordinarypeopleshouldnotbeallowedtoaccessitlegallyfortwomainreasons.Amongcountlessfactorswhichinfluencemyinclination,thereisamostconspicuousone:itisharmfulthatsmokersaddicttotobacco.Manydecadesago,scientistshavealreadyfoundthatthereisadefinitelinkbetweensmokingand