英语人教版九年级全册Unit 13 SectionA 3a-3b.ppt

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1、Unit13SectionA(3a-3c)sharkfinfinsSomepeoplethinkthatsharksarecruel.Sharksareatthetopofthefoodchainintheocean’secosystem.Shouldwebefriendlytosharks?Shouldwesavethesharks?Yes.Sharksareindanger.Ifwedon’tsavethem,theywilldisappearsoon.No.Sharksareverystrong.Theyarecruelanddan

2、gerous.Thereisnoneedtosavethem.Read3aquicklyandfindoutthewriter’sopinion.Shouldwesavethesharks?Savethesharks!Proposing(提出)Savethesharks!Analyzing(分析)Solving(解决)ReadPara.1andthink.1.Haveyouheardofsharkfinsoup?2.Whereissharkfinsouppopular?1.Haveyouheardofsharkfinsoup?Whatiss

3、harkfinsoup?鱼翅，就是鲨鱼鳍中的细丝状软骨，形似粉丝,取材于鲨鱼的背鳍、胸鳍、尾鳍。鱼翅价格昂贵，在高档酒店，每份鱼翅羹(sharkfinsoup)约800-1500元人民币。鱼翅本身并没有什么味道，烹制时要用许多调味品给鱼翅赋味。2.Whereissharkfinsouppopular?ItispopularinsouthernChina.Whydoesthewritersay“Youarekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup”?Let’sreadPara.

4、2andfindtheanswer.1.Whatdopeopledowithsharkswhentheycatchthem?(and)2.Whatdoyouthinkoffinning?(notonly,butalso)3.Howmanysharksarecaughtandtradedeveryyear?4.Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20-30years?ReadPara.2andanswerthequestions.1.Whatdopeopledowith

5、sharkswhentheycatchthem?(and)Theycutofftheirfinsandthrowthesharksintotheocean.Why?Sharkfinsareveryexpensive.Butthesharkmeatdoesn’ttastegood,itisverycheap.Inordertosavethespaceformorefins,whichmeansmoremoney,peoplejustcutoffthesharks’finsandthrowthembackintotheocean.Thisisc

6、alled“finning”.2.Whatdoyouthinkoffinning?(notonly,butalso)Whathappentothesharksaftertheirfinsarecutoff?Withoutafin,asharkcannolongerswimandslowlydies.Thisisnotonlycruel,butalsoharmfultotheenvironment.…cruel,…harmful…==abowlofsharkfinsoupthelifeofawholeshark2.Whatdoyouthink

7、offinning?…cruel,…harmful…Whyisitharmfultotheenvironment?Sharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.SavingSharksissavingourselves!3.Howmanysharksarecaughtandtradedeveryyear?4.Howmuchhavethenumbersofsomekind

8、sofsharksfalleninthelast20-30years?Around70millionsharksarecaughtandtradedeveryyear.Thenu