Save the earth.ppt

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1、WearetryingtosavetheearthSectionA3a-3bUnit13AirPollutionWaterPollutionLandpollutionNoisepollutionNotonlyistheearthpolluted,butalsosomeanimalsareendangered.Usesomewordstodescribethesharksbiglargecruelscaringdangerousterriblesharkfinsoupfamousexpensivepopularsh

2、arkn.鲨鱼finn.（鱼）鳍crueladj.残酷的；残忍的thefoodchain食物链ecosystem生态系统WildAid野生救援协会WWF世界自然基金会Cutoffshark’sfinThrowthesharkbackintotheocean.Thesharkwilldieslowlywithoutthefin.Step1skimmingReadpassageandMatchthemainideawitheachparagraphPara1Para2Para3Environmentalprotect

3、iongroupsareagainst“finning”.Somebasicfactsaboutsharkfinsoup.Someimportantfactsaboutkillingsharks.3aReadthepassageagainandcompletethefactsheetbelow.Step2ScanningSouthernChina70millionOver90percentWildAid,WWFStep3Carefulreadinga.CarefulreadingPara.oneTwofactsa

4、boutSharkfinSoup1.ThisfamousandexpensivedishisespeciallypopularinsouthernChina2.We’rekillingawholesharkeachtimeweenjoyabowlofsharkfinsoup.1.2.①Wehavetokillawholesharktogetabowlofshark’sfinsoup.②Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.③Sharksa

5、reinthebottomofthefoodchainintheocean’secosystem.④Sharkscanneverbeendangered.Telltrue(T)orfalse(F)(T)(T)(F)(F)b.CarefulreadingPara.twoWhy?Thisisnotonlycruel,butalsoharmfultotheenvironment.Twoopinionsaboutkillingsharks:Withoutafin……cannolongerswimandslowlydies

6、.…atthetopofthefoodchain….bringdangertothealloceanlife.Twoopinionsaboutkillingsharks:2.Manybelievethatsharkscanneverbeendangered.Butinfact,around70million…werecaughtandtradedinthisindustryeveryyear.Thenumbers…havefallenbyover90percentinthelast20to30years.What

7、arethenamesofthetwoEnvironmentalprotectiongroups?2.Whataretheydoingtoprotectthesharks?a.Theyareteachingthepublicabout“finning”b.Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.C.CarefulreadingPara.three3bReadthepassageagainandfillintheblanks

8、withthewordsinthebox.Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbein