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1、1Teaching plan授课内容：Unit 7 The Sea Lesson 3 The Sea World授课教师：吴金龙授课时间：2013-3-6授课地点：五楼多媒体教室集体备课人员：李大江 陈传军 吴金龙 王震青 贡玲玲 胡敏 龚云志Teaching aims:to learn some animals under the seato learn some words and expressionsto learn the usage of “ as “Teaching difficulties:To master the usage of “as”Teaching Aids: co
2、mputer and cassetteTeaching procedures: Step: Warming upShow some pictures. Let the class read these words together.penguins；polar bears; white shark; dolphin; acrobatic seal; whale; coral; crab; pretty fish; unusual fish; flying fish; fish with light; noisiest fish; tiniest fish; icebergStep II: Li
3、steningListen to the cassette and answer the questionsHow many areas are there in the Underwater World? What are they?Polar World、 Ocean Floor、 Sea Theatre Discovery Pool、 Virtual Reality VoyageStep : Careful reading Task 1. Read the text carefully and then fill in the form.2Areas What to see What t
4、o doPolar World Polar bears; a real icebergWatch the acrobatic seals.Meet less energetic but more friendly penguins.Ocean Floor the most beautiful coral and the most unusual fish Watch some fish “flying” through the water.Sea Theatre intelligent dolphins Watch fantastic shows.Discovery Poolcrabs and
5、 other smaller creaturesTouch smaller creatures.Be educated about daily life on the beach.VirtualRealityVoyagenoisiest fishprettiest fishtiniest fishdolphinsthe great white sharkListen to some fish which can produce sounds as loud as your speaking voice.Watch some fish attracting other fish with a l
6、ight on their body and then eating them.Look for the tiniest fish which is not as big as a fly.Swim with dolphins and face an attack by the most dangerous creatures in the sea.Task 2. Read the text again and do Exercise 2 Task 3. Read the text again and do Exercise 3Step : Vocabulary1. energeticfull
7、 of energy 2.educateto teach or train sb. 3.attractto make sb. Interested 4. watch outbe careful 5.up-to-datemodern & popular 6.discounta reduction in priceStep: Grammar 1、What do they have in common?They have a huge mouth and can eat fish as big as themselves. 和一样3The tiniest fish is not as big as
8、a fly in your house. 不如总结：同级表达形式：(not) as + 原形 + as例如：他捕了一条和自己一样大的鱼。He caught a fish as big as himself. The fish he caught is as big as himself.鲨鱼可没海豚那么友善。A shark is not as friendly as a dolphin.2、Can you summarize the rule? Crabs are smaller creatures in the sea.Penguins are more friendly than seal
9、s.Flying fish are less colorful than some other fish.总结：比较级表达形式：原形+er； more / less +原形例如：企鹅比北极熊滑稽。 Penguins are funnier than polar bears.鲨鱼没有海豚那么友善。A shark is not as friendly as a dolphin. A shark is less friendly than a dolphin.3、What rules do you find? You can see some of the strangest fish in the
10、 world.Virtual voyage is our most up-to-date attraction.总结：最高级表达形式：原形+est； most+原形4、常见难点句式 倍数与差额Some fish can produce sounds almost twice as loud as your speaking voice!Their school yard is four times as large as ours.He is a head taller than I am.We arrived there two hours earlier than the other te
11、am.例如：姚明快有两个我那么高了。Yao Ming is almost twice as tall as I am.你的门票比我的便宜一百元。Your ticket is 100 yuan cheaper than mine.4比较级表示最高级You certainly wont find a noisier fish.The movie is fantastic. Ive never seen a better one.I cant agree more.China is larger than any countries in Africa.He is taller than any other boys in the class.Step VI : Voice your opinionWhich part of Underwater World do you like to visit? Why?Step VII: HomeworkFinish Ex. 5 on P59.Find and underline the sentences of comparison in the text.
