初中九年級(jí)英語(yǔ)課件Unit13Wearetryingtosavetheearth

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

Takebusesinsteadofdrivingcars.throwrubbishintothebinsTherearesomeanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!

Savetheearth!Savetheanimals!1.Haveyoueverseenashark（鯊魚(yú)）?2.Whatdoyouknowaboutsharks?Discusswithyourpartner:bigstrongcruelscarydangerousugly/kru:?l/adj.殘酷的，殘忍的[?gli]adj.丑陋的;難看的BrainstormSharksareatthetopof

thefoodchainintheocean’secosystem.Afoodchain[t?e?n]n.鏈子，鏈條在…的頂端[?i:k??s?st?m]n.生態(tài)系統(tǒng)Whoistherealkingofthe

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

基本事實(shí)Sharksareendangered,becauseofpeople'skilling.Fastreading:[f?n]n.魚(yú)鰭割鰭行為①Sharkfin（魚(yú)鰭）soupispopularallaroundtheworld.②You’rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.carefulreadingReadParagraph1andjudge(判斷)thesentences.FT×√2insouthernChinaReadParagraph2andfillintheblanks1.People_________sharks’finsandthrowthesharksbackintotheocean.2.Thisisnotonlycruelbutalso_____theenvironment.3.Sharksare______ofthefoodchainintheocean’secosystem.4.Thenumberofsharksarecaughtandtradedeveryyearisaround_________5.Thenumbersofsomekindsofsharks_____byover90percentinthelast20to30years.cutoffharmfultoatthetophavefallen70million[?hɑ: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(溫室效應(yīng))globalwarming,glaciermelting（全球變暖，冰川融化）treeswerecutdowm,animalslosttheirhomeskillingprotectthetrees,plantmoretreesstopkillingcutdownairpollutionGroupworkwhenthebuyingstops,thekillingcantoo.Animalsareourfriends,weshouldprotectthem!!!Protectingthemistoprotectourselves!!!homeworkwriteanarticleabouttheendangeredanimals,thefollowingsentencesmayhelpyou.

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