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ID:49645398
大小:2.10 MB
页数:22页
时间:2020-02-26
《人教新目标九年级英语 Unit 13 Section B .ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit13SectionA3a-3bWe'retryingtosavetheearth!1.Whatdoyouknowaboutsharks?2.Doyouthinksharkscanbeendangered?Why?3.Whatdoyouthinkmightcauseafallinthenumberofsharks?Thesharkisbeingkilled.Themaniscuttingthefinoff.Thesharksthathavenofinswillbethrownbackintotheoceanagain.Thef
2、inswillbedeliveredtothemarketsortherestaurants.3aReadthepassageaboutsharksandcompletethefactsheetbelow.SavetheSharks!Manyhaveheardofsharkfinsoup.ThisfamousandexpensivedishisespeciallypopularinsouthernChina.Butdoyourealizethatyou'rekillingawholesharkeachtimeyouenjoyabow
3、lofsharkfinsoup?听说过鱼翅汤中国南部Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Thisisnotonlycruel,butalsoharmfultotheenvironment.Withoutafin,asharkcannolongerswimandslowlydies.Sharksareatthetopofthefoodchainintheocean'secosystem.Iftheirnumbersdropt
4、oolow,itwillbringdangertoalloceanlife.Manybelievethatsharkscanneverbeenendangeredbecausetheyarethestrongestintheirfoodchain.割断,切下残忍的对……有害的食物链海洋生态系统Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.Thenumbersofsomekindsofsharkshavefallenby90percen
5、tinthelast20to30years.Environmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout"finning".Thenhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?He
6、lpsavethesharks!行业野生救援协会世界自然基金会WheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearHowgovernmentscanhelpTwoenvironmentalgroupsagainst"finning"InsouthernChina70millionDeveloplawstostopthesaleofsharkfinsWildAidandtheWWFsoalthoughifbutwhen1.Manypeopledonotreal
7、izetheyarekillingawholeshark___________theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,_______iftheirnumbersdrop,theocean’secosystemwillbeindanger.whenso3bReadthepassageagainandfillintheblankswiththewordsinthebox.3.Manythinkthatsharksaretoostrongtobeenda
8、ngered,____________theyarewrong.4.__________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfins
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