unit10period4-5新课件
日期：2010-02-03 02:37
agroupofanimalsorplantswhichareallsimilar3，todisappearorstopexistingcompletely4，Iwanttothankmymother，thenaturalhomeofaplantoranimal5，whofirsttaughtmetorecyclewhenIwasveryyoungindangerfirstofallfirstofallindangerdieoutmakeabigdifference3Therearemanydifferentanswerstothequestionwhydinosaurs_________65millionyearsago4ThewaterinthisriverhasbeenseriouslypollutedManyfishesdieeverydaypeoplehaveto____________tosolvethisproblem5Ifeveryonestartscaringabouttheenvironment，makesomethingdirtyGUESSrecyclerefuseregardreuserepairreviewWordStudyPickoutthewordswiththeprefix“re”thatmeans“again”Fillintheblanks1Joesephisdoingwhathecantosavetheanimals__________2TherearemanypeopleIwanttothankforhavinghelpedmewinthisaward，but________，todosomethinginordertosolvesomeproblems6，TheWorldaroundusUnit101，someonewhohasaspecialknowledgeoftheenvironment2，tograduallychangeyourbehaviorandattitudessothatyougetusedtoanewsituation7，itwill_______，
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