英语人教版九年级全册Unit13 SectionA(1a-2d).ppt

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1、Unit13SectionA1a-2dWe'retryingtosavetheearth!重点词汇：litter，bottom，fisherman，coal，ugly，advantage，cost，wooden，plastic，makeadifference重点句型：(1)Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.(2)Itusedtobesoclean.(3)Peoplearethrowinglitterintotheriver.(4)Everyoneinthistownsho

2、uldplayapartincleaningitup!(5)Iusedtobeabletoseestarsinthesky.airpollutionwaterpollutionnoisepollutionlandpollutionwastepollutionHelpsavetheearthloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1aWritethemintheboxbelow.Thenaddmorewords.Listenand

3、completethesentences.Whatwastheproblem?Theriverwas___________.Eventhebottomoftheriverwasfullof_______.Therewerenomore________forfishermentocatch.Whatcausedtheproblem?Peoplearethrowing______intotheriver.Factoriesareputting________intotheriver.Howshouldtheproblembesolved?Weshould

4、writetothe___________andaskthemto__________thefactories.Everyoneshouldhelpto__________theriver.reallydirtyrubbishfishlitterwastegovernmentclosedowncleanup2bTheriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Butitusedtobesoclean!1cRole-playtheconversation.Thenmakeyourownco

5、nversationsaboutthekindsofpollutionin1a.Yes,butpeoplearethrowinglitterintotheriver.Everyoneinthistownshouldplayapartincleaningitup!Mark:Theneighborhoodisso_______.Ican’tsleepwellorworkwell.Tony:Butitusedtobeso______!Mark:Yes,buttherearesomany_________housesandcars.Mostpeopleoft

6、enusemobilephones.Tony:Everyoneinthistownshouldplayapartincuttingdownnoisepollution!Finishanotherconversationandrole-playit.1c1.Theairisbadlypollutedbecausethereare________ontheroadthesedays.2.Factoriesthatburncoalalso______theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbish

7、andwaste.People___________________thingseveryday.4.Peoplearealsolitteringin____________likeparks.Thisisturningbeautifulplacesintouglyones.morecarspollutearethrowingawaypublicplaces2bReadandcompletethesentences.Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Yes,Iu

8、sedtobeabletoseestarsinthesky.Theproblemisthat…2cUseth