新教材高一unit10aroundtheworld课件
日期：2010-05-01 05:13
protectingtheenvironment(byrecyclingandreusing)，theAsianelephant，thesnowleopard，Unit10TheWorldAroundUsWarmingup:PossibleanswerstothequestionsonP641TheyincludetheAfricanelephant，factories，fishes，etcTherearealsoseveralendangeredbirds，thegorilla，theblackrhino，ifnewspeciesarriveandifaspeciesisoverusedorhuntedOtherfactorsincludediseaseandpollution2Ifanimalsandplantsdieout，wewillnotbeabletosurviveAllanimalsandplantshavespecificfunctionsandarenecessa-ryifwewanthealthyecosystemsWeneedthemformedicalandcommercialpurposesWealsohaveamoralresponsibili-tytomakesurethatwedon’tcauseotheranimalsandplantstodieoutbecauseofourdominanceontheplanet3Wecanhelpendangeredanimalsbyprotectingtheirhabitats，thebluewhale，creatingnewhabitats，controllingexportandimportofanimalsandplantsandbylearningmoreaboutanimalsandtheenviron-mentAirpollutioncars，andotherani-malsTheybecomeendangerediftheirhabitatisdestroyedorchanged，bur-ningcoalandoilVariousanswersWaterpollutionfactoriesanddrainageWeca，
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