英语人教版九年级全册unit 13 sectionA 3a-3b.pptx

《英语人教版九年级全册unit 13 sectionA 3a-3b.pptx》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、Unit13We'retryingtosavetheearth!SectionA3a-3bNO.2MiddleSchoolFanJuanthefoodchain(食物链）sharksatthetopoftheocean'secosystem（生态系统）Whatarethey?Wherearetheyfrom?SharkfinsoupSharkfins（鲨鱼鳍）Theyarefromsharks.Doyouknowhowtogetthesharkfins?cruel（残酷的；残忍的）beharmfulto（有害的）1FastReadingLookthroughthearticlequick

2、lyandanswerthequestion:Whereisthisarticleprobablyfrom?A.Abook.B.Anovel.C.Anewspaper.Talkaboutsharkfinsoup.Sharksareendangerednow.Appealto（呼吁，号召）peopleagainsteatingsharkfins.Para.3Para.1Para.2Readthetitle,thefirstandlastsentencesineachparagraphandmatchthemainideas.2CarefulReadingReadParagraph1andj

3、udgethesentences.Manyhaveheardofsharkfinsoup.ThisfamousandexpensivedishisespeciallypopularinsouthernChina.Butdoyourealizethatyou'rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?①Shark’sfinsoupisfamousandexpensiveallaroundtheworld.②You’rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.Fi

4、nsouthernChinaTSavetheSharks!ReadParagraph2,thenfillinthechartandanswerthequestions.Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Thisisnotonlycruel,butalsoharmfultotheenvironment.Withoutafin,asharkcannolongerswimandslowlydies.Sharksareatthetopofthefoodchainintheocean'

5、secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.Manybelievethatsharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain.Butinfact,around70millionsharksarecaughtandtradedinthisindustry（工业；行业）everyyear.Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20

6、to30years.peopleenjoy_____________________abowlofsharkfinsoupfishermen___________,___________,then_______________________catchsharkscutofftheirfinsthrowthemintotheoceanThenumbersofsomekindsofsharks________________________________decreasedquickly1、fillinthechart2、Whatdoesthewriterthinkofcuttingfin

7、sofsharks?Thisisnotonlycruel,butalsoharmfultotheenvironment.QuestionsAnswersNumbersofsharkscaughtandtradedeveryyearThenumbersofsomekindsofsharkshavefallenbyinthelast20to30years3、Around70millionOver90percentReadParagrap