英语人教版九年级全册unit 13 section a period two .ppt

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1、Unit13We'retryingtosavetheearth!SectionAPeriodTwoObjectivesTolearnsomekeywordsandusefulexpressionsTolearnsomethingaboutendangeredanimals--sharks.前置学习：确定目标Let’sprotecttheendangeredanimals!Words:shark;fin;cruel;thefoodchain;ecosystem;industry;lawPhrases:nolonger;beharmfulto;atthetopof前置学习：自主学习暴露问题我国

2、是濒危动物分布大国。据不完全统计，仅列入《濒危野生动植物种国际贸易公约》附录的原产于中国的濒危动物有120多种(指原产地在中国的物种)，列入《国家重点保护野生动物名录》的有257种，列入《中国濒危动物红皮书》的鸟类、两栖爬行类和鱼类有400种，列入各省、我国有多少种濒危动物?Addtionalmaterials自治区、直辖市重点保护野生动物名录的还有成百上千种。随着经济的持续快速发展和生态环境的日益恶化，我国的濒危动物种类还会增加。改革开放以来，我国进口了不少动物，如湾鳄、暹罗鳄、食蟹猴、黑猩猩、非洲象等。至于我国究竟有多少种濒危动物很难说清。但可以肯定，如果包括无脊椎动物的话，至少有10

3、00种。Animalsareourfriends.Welive(居住)inthesame(相同)smallworld(世界).Toloveanimalsistoloveourselves(我们自己).Beforeyouread1Lookatthephoto,thequestionsin3aandthetitletothestoryonpage99.Thenanswerthequestionsbelow.Whocanyouseeinthepicture?Whatdoesthepassagemaytalkabout?1.Ashark.2.Itmaytalkaboutthesharks.探究学习

4、：小组探究合作学习Readthetitle,thefirstandlastsentencesineachparagraphsandmatchthemainideas.Talkaboutsharkfinsoup.Sharksareendangerednow.Appealtopeopleagainsteatingsharkfins.Para.3Para.1Para.2Whileyouread2ReadParagraph1andjudgethesentences.①Shark’sfin（鱼鳍）soupisfamousandexpensiveallaroundtheworld.②You’rekil

5、lingawholesharkwhenyouenjoyabowlofshark’sfinsoup.FT探究学习：班级探究合作学习ReadParagraph2andfillinthechart.peopleenjoy_____________________fishermen___________,___________,then_______________________________________________________decreasedquicklyabowlofsharkfinsoupcatchsharkscuttheirfinsthrowthemintotheocea

6、nThenumbersofsomekindofsharksReadParagraph3andjudgethesentences.WildAidandtheWWFareenvironmentalprotectiongroupsinChina.Twoenvironmentalgroupsappealtoestablishlawstostopsalesharkfins.Shark’sfinsaregoodforhealth.FTF探究学习：班级探究合作学习Readthepassageaboutsharksandcompletethefactsheetbelow.3aWheresharkfinso

7、upispopularNumberofsharkscaughtandtradedeveryyearHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupsagainst“finning”southernChina70millionover90percentWildAid&theWWF探究学习：班级探究合