英语人教版九年级全册Unit 13 第一课时.ppt

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1、Unit13We'retryingtosavetheearth!SectionA1a-2dPreviewdetection(检查预习未雨绸缪)bottomn.底部，最下面fishermann.渔民，钓鱼的人fishermen(pl)coaln.煤块uglyadj.丑陋的，难看的advantagen.优点，有利条件disadvantagen.缺点，有利条件woodenadj.木制的，木头的n.木头，木材woodplasticadj.塑料的，n.塑料，塑胶takeawayn.外卖thebottomoftheriverbefullof…writetosb.playapartin…

2、throwlitterintotheriverturn…into…cutdown在河的底部充满……给某人写信把垃圾扔到河里发挥作用把……变成……砍倒……TranslatethemintoEnglish：Theairiscleanandfresh.Becauseofpollution,ourskyisn’tblueanymore.Becauseofpollution,thewaterisn’tcleananymore.Becauseofpollution,manyanimalswerekilled.Becauseofpollution,moreandmoreanimalsdo

3、n’thaveplacestolivein.Becauseofpollution,moreandmorepeoplesufferordiefromcancer.(癌症)airpollutionThefactoriesthatburncoalpollutetheairwithalotofblacksmoke.Canyouthinkofthedifferentkindsofpollution?Therearemorecarsontheroad.Factoriesputwasteintotheriver.waterpollutionCanyouthinkofthedifferen

4、tkindsofpollution?Peoplethrowrubbishintotheriver.noisepollutionCanyouthinkofthedifferentkindsofpollution?Canyouthinkofthedifferentkindsofpollution?landpollutionwaterpollutionairpollutionseriouspollutionnoisepollutionlandpollutionnoisepullotionairpollutionwaterpollutionloudmusic,planes,buil

5、dinghouses,mobilephonescars,factories,smoking,shipsrubbish,littering,shipsfactories1aWritethemintheboxbelow.Thenaddmorewords.Listenandcompletethesentences.1bWhatwastheproblem?Theriverwas____________.Eventhebottomoftheriverwasfullof________.Therewerenomore_____forfishermentocatch.reallydirt

6、yrubbishfishWhatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting_______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelp__________theriver.litterwastegovernmentclosedowncleanupRole-playthec

7、onversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.1cI.根据句意完成句子。1.Don'tthrowl_____everywhere.2.Theriverwasdirty.Therewerenomorefishforf_________tocatch3.Thepolicefoundabigfishatthe________(底部)ofthelake.II.单项选择：He___stayathomealone,butnowhe___