Unit13SectionA3a~3b课件人教版（2012）英语九年级全册

SectionA3a~3cWearetryingtosavetheearth!Unit13sharkfincruelharmfulbeharmfultoatthetopofchainthefoodchainecosystemindustrylawscientific/ʃɑːk/n.鲨鱼/fɪn/n.（鱼）鳍/ˈkruːəl/adj.残酷的；残忍的/ˈhɑːmf(ə)l/adj.

有害的对......有害的在......顶部或顶端/tʃeɪn/n.链子；链条食物链/ˈiːkəʊsɪstəm/n.生态系统/ˈɪndəstri/n.工业；行业/lɔː/n.法律；法规/ˌsaɪənˈtɪfɪk/

adj.科学上的；科学的WordsReviewDoyouknowwhichanimalsareendangered?

/ɪnˈdeɪndʒəd/adj.濒危的SouthChinatiger华南虎Bluewhales蓝鲸PandasSharksfoodchainsocean’secosystem海洋生态系统食物链Whatarethey?Sharksareatthetopofthefoodchainintheocean'secosystem.SharksBut!!!Whysharksareendangered?Whattroubledosharksgetinto?Theyarecaughtbypeople.Theirfinsarecutofftomakesharkfinsoup.Theyarethrownbacktoseawithoutfins.Theycan’tswimanymore.Theyonlyhavetodie.Thisiscruel.Doyouwanttohelpsavethesharks?Let’sreadthepassageandknowmoreaboutthem./ˈkruːəl/adj.残忍的，残酷的Savethesharks!Pre-reading1.Fromthe

picture，weknowthatthepassageisperhapsabout________.2.Fromthetitle,weknowthatthepassagemayteachpeopleto______________.sharkssavethesharksP99Findoutthemainideaofeachparagraph.Takeactiontoprotectthesharks.Sharksareendangered.Talkaboutsharkfinsoup.ProblemFactsSolutionWhile-readingNumberofsharkscaughtandtradedeveryyearHowgovernmentcanhelpTwoenvironmentalgroupswhichareagainst“finning”Around70millionBydevelopinglawstostopthesaleofsharkfinsWildAidandtheWWF3aReadthepassageaboutsharksandcompletethefactsheetbelow.Choosethebestanswer()1.Whatdopeopledowhentheycatchsharks?L_______A．Theythrowthesharks'finsbackintotheocean.B.Theyleadthesharksintothedeepestpartoftheocean.C.Theycutoffthesharks'fins.D.Theycutsharksintopieces.()2.Whydopeoplebelievethatsharkscanneverbeendangered?L_______A.Becausetherearetoomanyofthem. B.Becausenothingcandoharmtosharks.C.Becausesharksarethestrongestintheirfoodchain.

D.Becausenoscientificstudieshaveshownthatsharksaregoodforhealth.CC4-59-10While-reading()4.Whichofthefollowingpictureshowsthechangeinthenumberofsharks?

A

B

C

D(

)5.Whyisthepassagewritten?A.Toaskpeopletosavesharks.B.Totellthewonderfullifeofsharksunderthesea.C.Toadvisepeopletodrinkfinsoup.D.ToshowtherelationshipbetweenWWFandsharks.Period2

SectionA3a－3b——课本链接AA3bReadthepassageagainandfillintheblankswiththewordsinthebox.soalthoughifbutwhenManypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,_____theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.whensobutAlthoughifDiscusshowtosavetheendangeredanimals?Weshouldprotecttheirlivingenvironment.Weshouldnoteatwildandendangeredanimals.Weshouldnotwearorbuytheclothesmadebyananimalfur.Weshouldaskthegovernmenttomakelawstoprotectthem.Whydon’tweaskmorepeopletotakeactiontoprotectthem.Howcanweprotectanimals?cutoff砍掉；切断harmv.&n.伤害harmfuladj.有害的beharmfulto...对……有害atthetopof...在……的顶端食物链thenumberof......的数量目前为止（句子用完成时）Phrasesandexpressions

nolonger

不再makelawsdeveloplaws制定/完善法律KeyPhrases切掉__________________________2.对...有害__________________3.不再______________________4.在...的顶端_________________5.食物链_________________5.....的数量___________________6.完善法律_________________7.到目前为止_________________cutoffdeveloplawsbeharmfultonolongeratthetopof...thenumberof...sofarthefoodchain

Manyhaveheardofsharkfinsoup.Butdoyouknowthatyou’re1.________awholesharkeachtimeyoueatabowlofsharkfinsoup?

Manypeoplecatchsharksonlyfor2._________fins.Theycut3.______theirfinsandthrowthesharksbackintotheocean.Thisisnotonlycruel,butalso4.__________totheenvironment.5.__________afin,asharkcannolongerswimandslowlydies.目录二、根据3a课文内容完成短文填空请从方框内选择适当的词并用其正确形式填空，使文章完整连贯。注意每空一词，每词仅用一次，有两词为多余项。

off

fall

kill

without

develop

turn

they

fact

harm

because

the

cruelkillingtheiroffharmfulWithout目录

Manypeoplebelievethatsharkscannevergetendangered6.__________theyarethestrongestintheirfoodchain.Butin7.________,about70millionsharksarecaughtandtradedeveryyear.Thenumbersofsomekindsofsharkshave8.________byover90percentinthelast20to30years.

Environmentalprotectiongroupsaroundtheworldareteaching9.______publicabout“finning”.Theyhaveaskedgovernmentsto10.__________lawstostopthesaleofsharkfins.

Let’sworktogethertosavethesharks.off

fall

kill

without

develop

turn

they

fact

harm

because

the

cruelbecausefactfallenthedevelopExercisesI.从方框内选择适当的词并用其正确形式填空1.Theboywantstobeadanceroneday,butthereisnooneto______him.2.Keepingtheanimalsinthezooisvery________．3.________areverysmartanimals.4.Ourgovernmenthasmade________tostopdriving

afterdrinking.5.Pollutionproblemisbecomingmoreandmoreserious

withthedevelopmentofthe________．supportcruelSharkslawsindustrysupportcruelsharklawindustryExercisesIII.根据句意，用括号中所给词的适当形式填空。1.Hainanisinthe________(south)

partofChina.2.Weallsupporthis__________(science)

research.3.Thisisan___________(danger)

animal.Weshouldtrytosaveit.4.Smokingis________(harm)

toyourhealth.Youmustgive

itup.5.Tomis_____________(strong)

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