Unit9Writing课件
日期：2010-05-04 05:10
人教修订版高中二年级(上)Unit9WritingWritingTherearemanybigproblemsfacingtheearthInmyopinion，oncetheybecomedirty，butalsowasteresources，drinksareincreasinglysoldinbottlesortinswhichcannotbereusedPlasticbagsareusedeverywhereWhat’smore，suchasglass，whichletoutbadsmellThisnotonlycausesproblems，pollutionisthemostseriousoneThemostseriousenvironmentalproblem:SampleoneThewholeindustryproducealotofwasteproductsthatdestroytheenvironmentalbalanceManyproductsarebadfortheenvironmentForexample，paperandtinsandsoonI’dliketoadvisepeoplenottobuyproductsthatharmtheenvironmentPollutionandwastecombingtobeaproblemEveryonecanhelptosolvetheseproblemsbycuttingoutunnecessarybuyingandcarefuluseoftheproductswehaveinourdailylifeBesides，butcertainseas，metals，rubbishisdumpedonthesideofstreets，peopleshouldplanttreesandflowerstoprotectnatureSampletwoWaterpollutioniscausedbywastefromfactoriesandcitiesOceansareabletocleanthemselves，theyarenotabletodosoOneexampleistheWaterPollutionMediterraneanwhichliesbetweenEuro，
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