Unit13SectionA(3a~3b)课件人教版(2012)英语九年级全册

SectionA(3a-3b)law/lɔ:/n.法律；法规industry/ˈɪndəstri/n.工业；行业advantage/ədˈvɑ:ntɪdʒ/,/ədˈvæntɪdʒ/n.优点；有利条件cost/kɒst/,/kɔ:st/v.(cost,cost)花费n.花费；afford/əˈfɔ:(r)d/v.承担得起(后果)；买得起wooden/ˈwʊdn/adj.木制的；木头的plastic/ˈplæstɪk/adj.塑料的n.塑料；塑胶harmful/ˈhɑ:(r)mfl/adj.有害的scientific/ˌsaɪənˈtɪfɪk/adj.科学上的；科学的reusable/ˌri:ˈju:zəbl/adj.可重复使用的；1.befullof/befilledwith充满2.throw…into…把……扔到……里3.cutdown减少4.airpollution空气污染5.insteadof

代替,而不是6.makeadifference起作用

7.leadto导致8.Peoplearethrowinglitterintotheriver.Eventhebottomoftheriverisfullofrubbish.9.Everyoneinthistownshouldplayapartincleaningitup!10.Ouractionscanmakeadifferenceandleadtoabetterfuture!11.

Tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.1.Tohavetheawarenessofprotectingthesharksandrespectingnature2.Tounderstandthepassageabouttheendangeredanimal–sharks3.Tolearntousesomewordsandexpressions

Keywords&phrases:shark,fin,cruel,harmful,beharmfulto,atthetopofthefoodchain,ecosystem,industry,law,scientific

Keysentences:1.Butdoyourealizethatyouarekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?2.Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.Predictanswersaccordingtothetitleandthepicture.1.Wherecanyoufindthearticle?A.Fromanovel.B.Fromamagazine.C.Fromadiary.2.Whatdoesittalkabout?AirpollutionAnimalprotectionTravelMatchthemainideaswitheachparagraph.AskpeopletosavethesharkTalkaboutsharkfinsoup.Sharksareendangerednow.1231.Haveyouheardofsharkfinsoup?2.Whereisthesharkfinsouppopular?3.Whatwillhappenwhenyouenjoyabowofsharkfinsoup?Manyhaveheardofsharkfinsoup.ThisfamousandexpensivedishisespeciallypopularinsouthernChina.Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?Readparagraph1andanswerthequestions.InSouthernChina.You’rekillingawholeshark.Readparagraph2andanswerthequestions.Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Thisisnotonlycruelbutalsoharmfultotheenvironment.Withoutafin,asharkcannolongerswimandslowlydies.Sharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.Manybelievethatsharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain.Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years.Readparagraph2andanswerthequestions.1.Whatdopeopledotothesharks?2.Whyissharkfinningharmfultotheenvironment?3.Howmanysharksarecaughtandtradedeveryyear?4.

Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20to30years?cruel1.Whatdopeopledotothesharks?2.Whyissharkfinningharmfultotheenvironment?3.Howmanysharksarecaughtandtradedeveryyear?4.Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20to30years?Readparagraph2andanswerthequestions.CarefulreadingReadparagraph2andanswerthequestions.1.Whatdopeopledotothesharks?2.WhyissharkfinningharmfultotheenvironmentSharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.3.Howmanysharksarecaughtandtradedeveryyear?4.

Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20to30years?Byover90percent.Around70millionsharks.Savingsharksmeanssavingourselves!Howcanwehelptosavethem?Readparagraph3andfillinthechart.Actionsto___________________________________Environmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?Helpsavethesharks!GovernmentIndividual（个人）areteachingthepublicaboutfinningdeveloplaws(法律)tostopthesaleofsharkfins.helpsavethesharksprotectthesharksTwogroupsWildAidandtheWWFManyhaveheardof

sharkfinsoup.ThisfamousandexpensivedishisespeciallypopularinsouthernChina.Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Thisisnotonlycruelbutalsoharmfultotheenvironment.Withoutafin,asharkcannolongerswimandslowlydies.Sharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.Manybelievethatsharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain.听说鱼翅汤切除扔回不仅...而且对...有害beharmfulto

doharmto

bebadfornolonger&nomore

“不再”

nolonger和not…anylonger侧重时间

nomore和not…anymore侧重程度和数量在...食物链顶部海洋生态系统Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years.Environmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?Helpsavethesharks!inthelast/past+时间fallby下降了eg.ThisyearthepriceofTVfallsby20percent.fallto下降到eg.ThisyearthepriceofTVfallsto2000yuan.制定法律scientific[ˌsaɪənˈtɪfɪk]adj.科学上的，科学的sciencen.科学scientistn.科学家1.Manypeopledonotrealizetheyarekillingawholeshark______

theyenjoyabowlofshark

finsoup.2.Sharksareatthetopofthefoodchain,______iftheirnumbers

drop,theocean’secosystemwillbeindanger.sowhensoalthoughifbutwhenManythinkthatsharksaretoostrongtobeendangered,______theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday______wedonotdosomethingtostopthesaleofsharkfins.butReadthepassageagainandfillintheblankswiththewordsinthebox.Althoughif时间因果转折条件Discusshowtosavetheendangeredanimals?(每位小组成员都要想出至少一个拯救濒危动物的方法)Howcanweprotectouranimals？Weshouldprotecttheirlivingenvironment.Weshouldnoteatwildandendangeredanimals.Weshouldnotwearorbuytheclothesmadebyananimalfur.Weshouldaskthegovernmenttomakeseriouslawstoprotectthem.Whydon’tweaskmorepeopletotakeactionstoprotectthem.SavetheSharks!提出问题：吃鱼翅就是杀害一整头鲨鱼(Para.1)sharkfinsoupispopularinsouthernChinaabowlofsharkfinsoup=killingawholeshark解决问题：国际环保组织号召反对“猎翅”(Para.3)cutofftheirfinsandthrowthesharksbackintotheoceancruelandharmfultotheenvironmentaround70millionsharksarecaughtandtradedeveryyearbringdangertoalloceanlifethenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years分析问题：为什么要阻止“猎翅”(Para.2)environmentalprotectiongroupsnoscientificstudieshaveshownthatsharkfinsaregoodforhealthteachingthepublicabout“finning”askedgovernmentstodeveloplawstostopthesaleofsharkfins1.hearof

听说2.cutoff割掉;砍掉3.beharmfulto对……有害4.cutdown

减少5.atthetopof在……顶部或顶端6.thefoodchain食物链7.

sofar迄今为止

8.begoodfor…对……有益9.如果我们不做一些事情来阻止鲨鱼鳍的销售，总有一天鲨鱼会消失的。Sharksmaydisappearonedayifwedon'tdosomethingtostopthesaleofsharkfins.10.在过去的二十到三十年里，一些种类的鲨鱼数量下降了90%。Thenumbersofsomekindsofsharkshave

fallenbyover90percentinthelast20to30years.I.单项填空()1.

Ourcountryhasmade_____toprotectbiodiversity（生物多样性）oftheYangtzeRiver.A.fins B.chains C.laws D.inventions()2.Itseemsmuchhardertotakeinfreshairatthe_____ofhighmountains.A.bottom B.end C.foot D.top()3._____manythingschangealot,

aloveofsportshasn'tchangedabit.A.If B.Before C.Though D.Because()4.

Thenumberofthewhales_____smallerandsmallerbecauseofhumanactivitiesnow.A.were B.was C.is D.are()5.Dietdrinks（低热量饮料）arenotquiteashealthyasyouthink.Itisreportedthatdrinkingtoomanyofthemmight_____illness.A.leadto B.takein C.preparefor D.dealwithCDCCAII.完成句子1.这种方式不仅残