英语人教版九年级全册Unit 13 Section A(1a-1c).ppt

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1、Unit13Unit13We'retryingtosavetheearth!wordsandexpressionsTheearthispolluted.Lead-inTheweatherisalwaysfoggy.Wecan’tseethebluesky.Wecan’tbreathethefreshair.Doyouknowwhy?airpollutionThefactoriesthatburncoalpollutetheairwithalotofblacksmoke.n.煤炭Factoriesputwastei

2、ntotheriver.waterpollutionlandpollution一粒纽扣电池可污染60万升水，等于一个人一生的饮水量。一节电池烂在地里，能够使一平方米的土地失去利用价值，所以把一节节的废旧电池说成是“污染小炸弹”一点也不过分。noisepollutionTherearemorecarsontheroad.噪声不但会对听力造成损伤，还能诱发多种致癌致命的疾病，也对人们的生活工作有所干扰.1bListenandcompletethesentences.Whatwastheproblem?Theriver

3、was_____________.Eventhebottom(底部)oftheriverwasfullof_________.Therewerenomore______forfishermen(渔民)tocatch.reallydirtyrubbishfishWhatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Wesho

4、uldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.litterwastegovernmentclosedowncleanupMakeaposter!Theearthisbadlypolluted.Pleasemakeaposterandthinkofwhatwecando.Savetheearth!Homework1.Copythenewwordsandrememb

5、erthem.2.Readthelisteningmaterialsof1b,2a.