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SectionA3aUnit13WearetryingtosavetheearthTheearthisbadlypolluted.Whatshouldwedotosavetheearth?WarmingupWhatshouldwedotosolvetheproblem?Let’stakeaction(采取行动)Turnoffthelightswhenyouleavearoom.

Takebusesinsteadofdrivingcars.throwrubbishintothebinsTherearesomeanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!

Savetheearth!Savetheanimals!1.Haveyoueverseenashark(鲨鱼)?2.Whatdoyouknowaboutsharks?Discusswithyourpartner:bigstrongcruelscarydangerousugly/kru:əl/adj.残酷的,残忍的[ʌgli]adj.丑陋的;难看的BrainstormSharksareatthetopof

thefoodchainintheocean’secosystem.Afoodchain[tʃeɪn]n.链子,链条在…的顶端[ˈi:kəʊsɪstəm]n.生态系统Whoistherealkingofthe

foodchain?HumanbeingsWhatanimalscanyouseeinthevideo?Whatarepeopledoingtotheanimals?Whatanimalscanyouseeinthevideo?Whatarepeopledoingtotheseanimals?Wecanseethesharks.Theyarecutttingoffthesharks'finsReadthepassagequickly,especiallythefirstandlastsentencesineachparagraphandmatchthemainideasPara.1Para.2Para.3Environmentalprotectiongroupsareagainst“finning”.Somebasicfactsaboutsharkfinsoup.

基本事实Sharksareendangered,becauseofpeople'skilling.Fastreading:[fɪn]n.鱼鳍割鳍行为①Sharkfin(鱼鳍)soupispopularallaroundtheworld.②You’rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.carefulreadingReadParagraph1andjudge(判断)thesentences.FT×√2insouthernChinaReadParagraph2andfillintheblanks1.People_________sharks’finsandthrowthesharksbackintotheocean.2.Thisisnotonlycruelbutalso_____theenvironment.3.Sharksare______ofthefoodchainintheocean’secosystem.4.Thenumberofsharksarecaughtandtradedeveryyearisaround_________5.Thenumbersofsomekindsofsharks_____byover90percentinthelast20to30years.cutoffharmfultoatthetophavefallen70million[ˈhɑ:mfl]adj有害的ReadParagraph3andanswerthetwoquestions.1.twoenvironmentalgroupsagainst“finning”.2.Howcangovernmentshelp?Theycandeveloplawstostopthesaleofsharks'finsWildAidandtheWWFSavethesharks!`peoplecutofftheirfinsandeatsharkfinsoup.Asharkcannolongerswimandslowlydies.atthetopofthefoodchainintheocean’secosystemIfsharks’numbersdroptoolow,Itwillbringdangertoalloceanlife.

reviewthetext!!!Somepeopleliketoeatshark'sfinsoup,especiallyin_______China.Butgettingtheshark'sfinisvery_____.Whenpeoplecatchsharks,they________theirfinsandthrowthesharksintotheocean.Thesharkslowlydiesbecauseitcan't_____withoutthefin.Anditisalso______toenvironment.Sharksareatthe____ofthefoodchain.Ifthenumberofsharksdropstoolow,itwillbreakthebalanceofnature.Pleasesaynotoeatingthesharkfinsoup,andtakeactiontosavethesharks!

southerncruelcutoff

swimharmfultopAfterreadingsharksarenottheonlyanimalsthatareendagered.Manyotheranimalssuchaselephants,pandas,tigersareendangeredtoo.Whyaretheanimalsendangered?Whatcanwedotosavetheanimals?airpullutiongreenhouseeffect(温室效应)globalwarming,glaciermelting(全球变暖,冰川融化)treeswerecutdowm,animalslosttheirhomeskillingprotectthetrees,plantmoretreesstopkillingcutdownairpollutionGroupworkwhenthebuyingstops,thekillingcantoo.Animalsareourfriends,weshouldprotectthem!!!Protectingthemistoprotectourselves!!!homeworkwriteanarticleabouttheendangeredanimals,thefollowingsentencesmayhelpyou.

Asthereismoreandmorepollutionontheearth,manykindsofanimalsareendangerd.Forexamples,sharks,elephants,tigersandsoon.Butwhyaretheanimalsendangered?__________________________________________

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