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1、命题一（原文）PlasticpollutioninthePacific(252words)Didyouhaveafavoriteplastictoywhenyouwereachild?Diditbreak?Didyourparentsthrowitaway?Well,Iknowwhereitis.It’sfloatinginthePacificOceaninaplacecalledtheNorthPacificGyre.Howdiditgetthere?Well,letmeexplain.Manycountri
2、esaroundthePacificdumptheirgarbageintheocean.Mostofthegarbagesinkstothebottom.Butplasticfloats-justliketheplasticduckinyourbathtub.However,unlikewaterinabathtub,thewaterinthePacificOceanmoves.Itmovesinaclockwisemotionandthisspinningmotion,calledagyre,pullsth
3、ingstowardthemiddle.So,alltheplasticendsupinthesameplace.Onescientistsaysthearealooksjustlike“plasticsoup”.Thisphenomenonofspinningplasticsoupwasdiscoveredabouttenyearsago.Sincethattimetheamountofplasticinthisareahasincreasedtenfold.Andthisplasticwillnotjust
4、goaway:ittakes400yearsforplastictodegrade!And,evenworse,fishandseabirdsareeatingtheplastic.Theythinkitlookslikefood.Theplasticdoesn’tpoisonthembutthefish(whoarenotsmart!)thinktheirbelliesarefull.So,theystopeatinganddieofstarvation.Dolphinsandwhaleswillalsoea
5、tplasticanddie.Governmentsarestartingtoworktogethertocleanupthisareabutitwilltakemanyyears.That’swhyweshouldalwaystrytorecycleplastic…evenouroldtoys.命题二（原文）Realkidcowboyridestoschool.(267words)Howdoyouusuallygettoschool?Bybus?Onfoot?RodyBurch,16,aUSstudent,g
6、etstoschoolalittledifferently–hegoesbyhorse.Burchhasbeenridinghiswhitehorse4miles(6.4km)toandfromschoolsincethebeginningofthesemester.“Everymorning,wearingmybluejacketandjeans,Iamonmywayat6am,”Burchsays.“Theroadsaremostlyemptyatthistimeofmorning.It’saniceway
7、tostarttheday.”Theideawashisdad’s.Hisfamilywasenjoyingtheirvacationattheirfarmthissummer.“Mydadjustsaid:‘Roby,youshouldrideyourhorsetoschooleveryday’,”6saysBurch.Hethoughtitreallywasagreatidea.Whentheygotbackhome,Burchaskedforpermissionfromtheheadmaster,JoeC
8、ox,and,surprisingly,hegotthegreenlight.CoxevenallowedBurchtokeepthehorsenexttotheheadmaster’shouse.Then,hisdadhelpedBurchfindthebestroutetoschool.Itisalongbackstreetsandhasfewercars.Forthereturn
