人教版初中英语九年级全一册第十三单元Section A 3a—3b.ppt

《人教版初中英语九年级全一册第十三单元Section A 3a—3b.ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Unit13We'retryingtosavetheearth!SectionA3a—3bSavethesharkssharkn.鲨鱼finn.（鱼）鳍sharkfinsoupsharkfincrueladj.残酷的；残忍的harmfuladj.有害的3aReadthepassageaboutsharksandcompletethefactsheetbelow.WheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearhowm

2、uchthenumbersofsomekindsofsharkshavefalleninthelast20-30yearsTwoenvironmentalgroupsagainst"finning"insouthernChina70millionover90percentWildAidandtheWWFSharksareendangered,readthepassageandjudgethesentences.Readthefirstparagraph1.Shark’sfin（鱼鳍）soupis

3、famousandexpensiveallaroundtheworld.2.Wehavetokillawholesharktogetabowlofshark’sfinsoup.FTReadthesecondparagraph1.Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.2.Sharksareinthebottomofthefoodchainintheocean’secosystem.TFn.生态系统食物链Readthethi

4、rdparagraph1.WildAidandtheWWFareenvironmentalprotectiongroupsinChina.2.Shark’sfinsaregoodforhealth.FF3bReadthepassageagainandfillintheblankswiththewordsinthebox.soalthoughifbutwhenManypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofs

5、harkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.whenso3.Manythinkthatsharksaretoostrongtobeendangered,_____theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethat

6、sharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.butAlthoughifadj.科学上的，科学的Someanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!1.Asharkcannolongerswimandslowlydies.鲨鱼不能再游泳然后

7、慢慢死掉。nolonger意思是“不再”e.g.I’mnolongerastudent.我不再是个学生了。Languagepoints2.Thismethodisnotonlycruel,butalsoharmfultotheenvironment.这种方法不但残忍而且对环境有害。notonly…butalso…用于连接两个表示并列关系的成分，着重强调后者，其意为“不仅……而且……”;其中的also有时可以省略。3.Sharksareatthetopofthefoodchainintheocea

8、n’secosystem.鲨鱼位于海洋生物系统食物链的顶部。atthetopof在……顶部;e.g.Ilookedatthetopofhishead.我看他的头顶。Savetheanimals!Savetheearth!HelpsavetheearthWemustthinkofabetterwaytosavetheearth?Refusetokilloreatwildanimals.Donotweartheclothingthatismadeofwildlifefur.Stopusingnapk