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ID:49071302
大小:3.04 MB
页数:26页
时间:2020-01-30
《英语人教版九年级全册unit 13 section A (3a-3b).ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit13We'retryingtosavetheearth!SectionA3a-3b1.helptocleanuptheriver.2.takethebusorsubway.3.rideabikeinsteadofdriving.4.bringownbagstogoshoppinginsteadofplasticbags.5.throwrubbishinthebins.solutionsSomeanimalsareendangered.HelpsavetheearthWemustthinkofbetterwaytoprotectnotonl
2、yenvironmentbutalsoanimalsSectionA3a-3bSavethesharks!thefoodchainatthetopofSharksareatthetopofthefoodchain.在……顶部(食物链)finWhatdoyouknowaboutsharks?Thesharkswerecaught.Heiscuttingoffthefins.Shark’sfins(鱼鳍)Thefinswillbesoldtothemarketsortherestaurants.sharkfinsoup鱼翅汤Fasting-readi
3、ng·Sharksareendangerednow.·Takeactionstosavesharks.·Talkaboutsharkfinsoup.·Para.1·Para.2·para.3Matchthewordswiththerightmeanings.1.hearof2.famousandexpensive3.insouthernChina4.awholesharks5.abowlofsharkfinsoup在中国南方一整条鲨鱼一碗鱼翅汤著名且昂贵听说Readparagraph1andwriteTandF.1.Shark’sfin(鱼鳍)s
4、oupisfamousandexpensiveallaroundtheworld.()2.Wehavetokillawholesharktogetabowlofshark’sfinsoup.()FTCareful-readingMatchthewordswiththerightmeanings.1.cutoff2.throw…backinto3.notonly…butalso4.atthetopof5.bringdangerto6.thenumberof7.inthelast20to30years在过去的20至30年里在…顶端给…带来危险…的数量
5、把…扔进割掉,砍掉不但…而且1.Sharksareatthetopofthefoodchain.()2.Sharkscanneverbeendangeredbecausetheyarestrongest.()3.Around70millionsharksarecaughtandtradedeveryyear.()Careful-readingReadparagraph2andwriteTandFTFTWhenpeoplecatchsharks,theycutofftheirfinsand_________thembackintotheocean.
6、Thismethodisnotonlycruel,butalso________totheenvironment.________afin,asharkcannolongerswimandslowlydies,Sharksareatthe_______ofthefoodchainintheocean’secosystems.Iftheirnumberdropstoolow,itwillbring________toalloceanlife.Manybelievethatsharkscanneverbe________becausetheyaret
7、hestrongestinthefoodchain.Butinfact,around70millionsharksare_______andtradedinthisindustryeveryyear.Thenumbersofsomekindsofsharkshave_________byover90percentinthelast20to30years.fallthrowharmwithoutdangeroustopcatchendangerthrowharmfulWithouttopdangerendangeredcaughtfallenRea
8、dparagraph3.1.Whatarethetwoenvironmentalgroupsagainst“finning”?2.How
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