1、Unit 3 Under the Sea Reading Old Tom the Killer Whale 教学设计：本节课本着让大部分同学都参与到学习与思考的过程中去的原则，设计了各个环节，阅读分为fast reading和careful reading,默读和大声朗读相结合。阅读题目由浅到深，由易到难，环环相扣，教学环节设计合理，紧凑。以下是教师教学的设计过程：Step 1 Greetings设计意图: 以猜谜形式引导学生对本节课内容的了解，提高学生学习热情。At the beginning of class, the teacher gives the students a puzzle
2、.T: Hello, boys and girls！My names begin with W and end with E. I am the largest animal in the world and I live in the sea. I have beautiful blue skin. And no part of my body is thin. Im not a fish but I breathe the air. I dont have much hair. Men sometimes want to catch me for my body, I have huge
3、fins I dont have feet. Who am I? I am.？S: I am a whale.Step 2 Learning Aims:1. To practice your ability of comprehension by skimming and scanning.2. To know something about whaling and killer whales.3. To think about the relationship between animals and humansStep 2 Warming-up Brainstorm: Have you s
4、een plants and animals that live under the sea? Where did you see them?设计意图：使学生加深对海洋及海洋生物的了解。导入到本节课话题。Suggested answers: on a snorkeling trip, at an aquarium, on a boat tour, in books, in films, on TV programs, on the InternetStep 3 Pre-reading设计意图：由lovely animals引到cruel and giant animals，进而了解虎鲸和故事背
5、景。Look at the picture on Page19 in your book and read the material on the left side of it. Then fill the blanks in the form.Author An old man, ClancyJob A whaler StyleAnecdotesPlace AustraliaTime At the beginning of the 20th centuryMain ideaThe killer whale help people to hunt baleen whales（红色部分为答案。
6、）Step 4 While-reading设计意图：本着阅读过程由整体到细节，由简单到复杂，由浅入深的原则设计阅读题目。先是整体上的main idea,然后是捕鲸过程的排序，及更细致的了解虎鲸如何帮助捕鲸人和虎鲸那样做的目的。并且是两个故事分别理解，学生思维就很清晰。1. Fast readingRead the text quickly and silently and get the main ideas of the two anecdotes.The first anecdote describes a _ experience about how the killer whales
7、_the whalers to _ _ _.The second one tells about how a killer whale _ and _James, a whaler.Suggested Answers: hunting; helped; hunt a whale; protected; saved;2. Careful readingRead the text carefully this time one part by one part.1. Read part one and do exercises below.Exercise 1: Put the following
8、 sentences in right order. The first one has been given to you.( ) George started beating the water with his oar.( ) Clancy jumped into the boat with the whalers. ( 1 ) Clancy arrived at the whaling station. ( ) The killers started racing between our boat and the Whale. ( ) Clancy heard a huge noise
9、 coming from the bay. ( ) Clancy was sorting out his accommodation. ( ) Clancy ran down to the shore. ( ) The man in the bow of the boat aimed the harpoon at the whale. Suggested Answers: 65173248Exercise 2: How did the killers help the whalers?Killers activitiesWhats the purpose of killers activiti
10、es1. Old Tom _ itself out of the water and _ down again.To tell the whalers theres a whale out there.2. Old Tom _ by the boat. To show the whalers the way to the hunt.3. They threw themselves on _of the whales blow-hole to stop it _ and others stop it _and _out to sea.To gain the time for the whaler
11、 and make the whale tired.4. They dragged the body down to the _ of the sea.To have a good feed on lips and tongue.(提示学生如何回答purpose 这样的题目。)Read Part 2 and answer questions:1. What is the dangerous situation of James in the second story?James was washed off the boat and was carried further and furthe
12、r. And there was a shark nearby. 2. How did Old Tom help James? Old Tom kept the shark away and then held firmly James up in the water.(红色部分为答案)Step 5 Discussion设计意图:在了解了虎鲸,及虎鲸与人类的关系之后,引到捕鲸这个话题上来,并让学生讨论反对捕鲸的原因和支持捕鲸的原因。这一环节主要是让学生积极参与讨论，动脑思考，合作学习，学习大胆的表达自己的感想。并提高学生对保护濒危动物的意识。The last whaling station i
13、n Australia closed in 1978. They are now protected by an international ban on whaling. However, some countries oppose the ban. In groups, discuss the reasons for or against banning whaling.Give students some useful expressions:As far as Im concerned, / In my opinion, /From my point of view,Personall
14、y, I think, /It would seem to me thatAs far as Im able to judge, /As I know, /Frankly, I think, I am for /against banning whaling, because(Teachers requirements: 1. Work in groups to decide whether you are for or against it. 2. Try to think about the reasons and write them down.3. Show your answers
15、with us.) To tell students how to complete their task.The reasons for banning whaling:The number of whales is decreasing recently. / Its an endangered species.Its cruel to kill the whales.Whaling will destroy the balance of nature.Animals are humans friends, so we should live with them in harmony. T
16、he reasons against banning whaling:Whales can provide more meat to eat.Whaling can help whalers make money.Whaling can satisfy someones thirst to conquer nature.Its a tradition in some country to catch and kill whales. (红色部分为参考答案)Step 6 Summary设计意图：1.结合课文所学，完成语法填空。引导学生如何做语法填空，并注意赋分。与高考题目相结合，优化本节课所学。
17、2.先让学生自己做，然后用展台展示学生答案，改错，并赋分。最后让学生大声朗读，并背过。 Old Tom _ (throw) itself out of the water and crashed down again to show that there was a baleen whale there. He swam by the boat, _ (lead) us the way. As we got_(close), I could see a baleen whale _(attack) by a pack of about six other killers. They were
18、working as a team. Some of the killers stopped it breathing and others were stopping it fleeing. One whaler used the harpoon to hit it, _ made the whale die soon. The killer whales dragged the whales into the _(deep) of the sea and had a good feed _ its tips and tongue. One day, James was washed off
19、 the boat. The sea was so rough that James was very _ (terrify) of being abandoned. _ (fortunate), Old Tom came to save him. It took over half _ hour to get the boat back to James. And when we approached him, I saw him being held up in the water by Old Tom.Suggested Answers: threw, leading, closer, being attacked, which, depths, on, terrified, Fortunately, anStep 7 Homework a. Retell the two stories to your friends b. Write a short composition about banning whaling.