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FoodChain此处下载一根项链,用语引出chain,进而引出foodchain/Whatdoplantsneed?thesunwaterairthesunlightthesoilWheredoestheenergycomefrom?Alltheenergycomesfromthesun.thesunWhat’sinafoodchain?Whatisafoodchain?Whyareplantscalledproducers?Whatareconsumers?Planteatersandmeateatersarepartofafoodchain.Mostfoodchainsbeginwithplants.Theplantsmakefood,whichanimalseat.Let’slookatafoodchain.Plantsarecalledproducersbecausetheymaketheirownfood.Afoodchainshowshoweachlivingthinggetsitsfood.Animalsarecalledconsumers.herbivore•Animalsthatjusteatplants.carnivore•Animalsthatonlyeatplants.omnivore•Peopleandanimalsthateatboth.consumers此处是练习,把一些动物和植物进行分类,分三类,食草,食肉和杂食要求能够拖拽。Lookatthefoodchain.Agrasshoppereatstheleavesofaplant.Thegrasshoppergrowsbigger.Afrogeatsthegrasshopper.Thefroggrowsbigger.grasshopperAfisheatsthefrog.Thefishgrowsbigger.Asmallbearcatchesthefish.Thebeareatsthefish.Thebeargrowsbigger.plantsgrasshopperbearfrogfish此处用箭头图片和文字表示他们之间的关系、Itlookslikethis以问题的形式引出foodwebDoyouonlyeatonetypeoffood?展示一张foodweb的图片给出2到三个的foodweb让学生自己去连线比如:ArcticfoodwebWoodlandfoodwebRiverandseashore随堂测试把以下四个句子排序家庭作业HomeworkThankyou
本文标题:食物链-英文版-Food-chain
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