初中英語(yǔ)九年級(jí)全一冊(cè) Section Aa-3b公開課

SectionA3a—3boceansealsharkAspeopleruletheearth,sharksruletheocean.Savethesharks!Whydosharksneedtobesaved?Can

you

give

me

a

general

description

of

the

main

idea

abouteach

paragraph?

Para1.Toshowusthephenomenon(現(xiàn)象)ofeatingsharkfinsoup.Para2.Toanalyze(分析)thesituations.Para3.Tocallonpeopletohelpsavethesharks.ReadaloudLearningbyaskingquestions.1.Whereissharkfinsouppopular?2.Howmanysharksarecaughtandtradedeveryyear?3.Howmuchhavethenumbersofsomekindsofsharkshavefalleninthelast20to30years.4.Whatarethenamesofthetwoenvironmentalgroupsabout“finning”.Para1.

ThephenomenonofeatingsharkfinsoupWhydosomepeopleeatsharkfinsoup?

SharkfinsoupisaChinesedelicacy(美味佳肴)thatispopularnotonlyinchina,butalsoamongtheChinesepopulationinothercountrieslikeSingaporeandMalaysia.Itisrareandbelievedtohavemanyhealthbenefits,soitisveryexpensive.ItisoftenservedatChineseweddingdinnersandotherimportantparties.Para1.

ThephenomenonofeatingsharkfinsoupManyhaveheardofsharkfinsoup.This_______and________dishisespecially______in_______China.

famousexpensivepopularsouthernPara1.

ThephenomenonofeatingsharkfinsoupButdoyourealizethatyouarekillingawholeshark__________youenjoyabowlofsharkfinsoup?eachtimeWhat’s

the

author’s

attitude?Para1.

ThephenomenonofeatingsharkfinsoupThisis________cruel,________harmfultothe

environment.

notonlybutalsoPara2.Analysisofthesituation.Sharksareatthetopofthefoodchainintheocean’s

ecosystem.____theirnumbersdroptoolow,itwillbringdangertoalloceanlife.IfSharksareatthetopofthefoodchain,_____iftheirnumbersdrop,theocean’secosystemwillbeindanger.soPara2.Analysisofthesituation.Manybelieve

thatsharkscanneverbeendangered_______theyarethestrongestintheirfood

chain.Manythinkthatsharksaretoostrongtobeendangered,_________theyarewrong.butbecausePara2.Analysisofthesituation.Thenumbersofsomekindsofsharkshavefallenbyover90percentin

thelast20to30years.TranslatePara2.Analysisofthesituation.Para3.Callonpeopletohelpsavethesharks.

Sharksmaydisappearoneday______wedonotdosomethingtostopthesaleofsharkfins.if_________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.AlthoughSofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,_____whyeatthem?soPara3.Callonpeopletohelpsavethesharks.

Why

does

the

writer

express

in

this

way?

ReadingappreciationConjunctions(連詞)PowerfulquestionsDescriptionwordsVivid(生動(dòng)的)phrasesCNNNEWS（美國(guó)有線電視新聞網(wǎng)）REPORT Thenumberofsharksisactuallydecreasing/dropping.Manysharksdiebecausepeoplewanttoeatsharkfinsoup.Sharksareatthetopofthemarine(海洋的)foodchain.Sharksareatrisk.

Whatcanwedotohelpsaveanimals,especiallyendangeredones?

DiscussionGiveaspeechtocallonpeopletostopharmingsharksorotheranimals.Don’teatfoodsthataremadeofendangeredanimals.Don’tbuyoruseproductsthataremadeofendangeredanimals.Don’tthrowtrashintothesea.Itmaypollutethewater.Trytobeavolunteertohelprebuildthehomeofendangereda