Unit 13 Section A (3a-3c)課件 2021-2022學(xué)年人教新目標(biāo)英語(yǔ)九年級(jí)全冊(cè)

SectionA(3a-3b)1.befullof/befilledwith充滿(mǎn)2.throw…into…把……扔到……里3.cutdown減少4.airpollution空氣污染5.insteadof

代替,而不是6.makeadifference起作用

7.leadto導(dǎo)致8.Peoplearethrowinglitterintotheriver.Eventhebottomoftheriverisfullofrubbish.9.Everyoneinthistownshouldplayapartincleaningitup!10.Ouractionscanmakeadifferenceandleadtoabetterfuture!11.

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

Keywords&phrases:shark,fin,cruel,harmful,beharmfulto,atthetopof,chain,thefoodchain,ecosystem,industry,law,scientific

Keysentences:1.Butdoyourealizethatyouarekillngawholesharkeachtimeyouenjoyabowlofsharkfinsoup?2.Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.sharkfincruelharmfulbeharmfultoatthetopofchainthefoodchainecosystemindustrylawscientificn.鯊魚(yú)n.（魚(yú)）鰭adj.

殘酷的；殘忍的adj.

有害的對(duì)有害的在頂部或頂端n.鏈子；鏈條食物鏈n.生態(tài)系統(tǒng)n.工業(yè)；行業(yè)n.法律；法規(guī)adj.科學(xué)上的；科學(xué)的ReviewthewordsandexpressionsSharksareendangered.Readthepassageaboutsharksandfinishthefollowingtasks.TextbookonPage99Readandmatch.

Para.1Para.2Para.3B.

Talkaboutsharkfinsoup.C.Sharksareendangerednow.A.Callonpeopleagainsteatingsharkfins.Task1ReadPara.1andjudgethesentences.①Shark’sfin（魚(yú)鰭）soupisfamousandexpensiveallaroundtheworld.②You’rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.FTinsouthernChina.SavetheSharks!Manyhaveheardofsharkfinsoup.ThisfamousandexpensivedishisespeciallypopularinsouthernChina.Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?peopleenjoy_____________________fishermen___________,___________,then_______________________________________________________decreasedquicklyabowlofsharkfinsoupcatchsharkscuttheirfinsthrowthemintotheoceanThenumbersofsomekindofsharksReadPara.2andfillintheblanks.Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Thisisnotonlycruel,butalsoharmfultotheenvironment.Withoutafin,asharkcannolongerswimandslowlydies.Sharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.ReadPara.3andanswerthequestions.1.WhatareWildAidandtheWWF?Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth.Theyaretwoenvironmentalpretectiongroups.2.Aresharkfinsgoodforhealth?Environmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?Helpsavethesharks!3aWheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearThenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupsagainst“finning”insouthernChina70millionover90percentWildAid&theWWFReadthepassageaboutsharksandcompletethefactsheetbelow.1.Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,_____theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday_____wedonotdosomethingtostopthesaleofsharkfins.whensobutAlthoughifsoalthoughifbutwhen

Readthepassageagainandfillintheblankswiththewordsinthebox.3bP99Awholesharkhasbeenkilledeachtimeyouenjoyabowlof______________.Whenpeople_______sharks,they______theirfinsand_____thesharkbackintotheocean.Withoutafin,asharkcan__________swimandslowlydies.Ifsharks’numbersdroptoolow,itwill______________alloceanlife.______________somekindsofsharkshavefallenbyover90percentinthelast20to30years.cutoffnolongerbringdangertoThenumbersofRetellthepassageaccordingtothewordsbelow.throwsharkfinsoupcatch1.hearof

聽(tīng)說(shuō)2.cutoff割掉;砍掉3.beharmfulto對(duì)……有害4.cutdown

減少5.atthetopof在……頂部或頂端6.thefoodchain食物鏈7.

sofar迄今為止

8.begoodfor…對(duì)……有益9.如果我們不做一些事情來(lái)阻止鯊魚(yú)鰭的銷(xiāo)售，總有一天鯊魚(yú)會(huì)消失的。Sharksmaydisappearonedayifwedon'tdosomethingtostopthesaleofsharkfins.10.在過(guò)去的二十到三十年里，一些種類(lèi)的鯊魚(yú)數(shù)量下降了90%。Thenumbersofsomekindsofsharkshave

fallenbyover90percentinthelast20to30years.HomeworkMemorizethesummaryRecitethedialogin3a.Finishtheexercisesonthestudents’book.PreviewGrammarfocus-4bonpage100.1.Asharkcannolongerswimandslowlydies.nolonger“不再”Languagepoints1)I’mnolongerastudent.

我不再是個(gè)學(xué)生了。

2)Heknowsthatheisnolongeryoung.他知道自己不再年輕。2.Thismethodisnotonlycruel,butalso

harmfultotheenvironment.notonly…butalso…表示并列，著重強(qiáng)調(diào)后者，“不僅……而且……”（also可省略）1)Shenotonlyplayswell,butalsowritesmusic.她不僅很會(huì)演奏，而且還會(huì)作曲。2)Helikesnotonlyswimmingbutalsorunning.他不但喜歡游泳，而且也喜歡跑步。

beharmfulto

對(duì)…

有害1)Smokingisharmfultothehealth.吸煙有