Unit 4 Animal Extinction Using_language

1、Reading II is an animal that we can not see on the earth now. What we see in the museum are the fossils of many kinds of dinosaurs. They were found by the people at home and abroad. Some dinosaurs have long necks and tails, while others look like birds.Jurassic Park (3D)电影电影侏罗纪公园侏罗纪公园3D预告片预告片hugefie

2、rcelargedangerous Using languageFast Reading1. When did dinosaurs live? 2. When did dinosaurs die out? 3. How did dinosaurs die out? 1. When did dinosaurs live? Tens of millions of years ago. 2. When did dinosaurs die out? About 65 million years ago.3. How did dinosaurs die out? A large rock hit the

3、 earth and put too much dust into the air. The earth got too hot to live on. Using languageCareful ReadingRead the passage again and try to finish the Task 2 in the exercise book They lived on the earth tens of millions of years ago, long before humans came into being and their future seemed secure

4、at that time. 点拨点拨1 本句是一个由本句是一个由and连接的并列句，连接的并列句，其中，其中，long before 引导时间状语从句，引导时间状语从句，进一步解释说明进一步解释说明tens of millions of years ago，意为，意为“在在之前很久之前很久”。如：如：I knew Tom long before I knew you. 我在认识你之前很久就认识汤姆了。我在认识你之前很久就认识汤姆了。We hope to finish our experiment before long. 我们希望不久就把实验做完。我们希望不久就把实验做完。点拨点拨2 on t

5、he earth 在地球上。在在地球上。在earth, sun, moon等表达世界上独一无二的名词等表达世界上独一无二的名词前前, 要加要加the。 点拨点拨3 come into being的意思是的意思是“开始存开始存 在在;发生发生”。我们不知道这世界是什么时候存在的。我们不知道这世界是什么时候存在的。We dont know when the world came into being.2. When scientists inspected the bones, they were surprised to find that these dinosaurs could not o

6、nly run like the others but also climb trees. 点拨点拨 本句中的本句中的to find that .是是不定式用来表原因时，常修饰不定式用来表原因时，常修饰表示表示情感、心理状态、性格情感、心理状态、性格等的形容词，等的形容词，如：如：等。如：等。如：We were surprised to see him. 我们真想不到会见到他。我们真想不到会见到他。We are proud to be young people of new China. 作为新中国的青年，我们感到很骄傲。作为新中国的青年，我们感到很骄傲。You were foolish to

7、 act like that. 你那样做很愚蠢。你那样做很愚蠢。4. According to a UN report,. According to John, the bank closes at 4 p.m. Each man will be paid according to his ability. Listening Dodo鸟是一种不会飞的鸟，仅产于毛里求鸟是一种不会飞的鸟，仅产于毛里求斯。拥有肥胖的身子和巨大的嘴。斯。拥有肥胖的身子和巨大的嘴。 16世纪后期，欧洲殖民者来到了毛里求斯。世纪后期，欧洲殖民者来到了毛里求斯。不会飞又跑不快的不会飞又跑不快的Dodo鸟很快成为欧洲人来鸟

8、很快成为欧洲人来到岛上后主要的食物来源。人们开始大量的到岛上后主要的食物来源。人们开始大量的滥捕滥杀可怜的滥捕滥杀可怜的Dodo鸟，有时每天可以捕杀鸟，有时每天可以捕杀到几千只到上万只。到几千只到上万只。 由于过度的捕杀由于过度的捕杀,很快岛上很快岛上Dodo鸟变得越来鸟变得越来越少。越少。1681年，最后一只年，最后一只Dodo鸟被残忍的杀鸟被残忍的杀害后，从此，地球上再也见不到这种东西了，害后，从此，地球上再也见不到这种东西了，除非是在博物馆的图片中。除非是在博物馆的图片中。 This story is about how foolish the dodo was. This story

9、is about how the dodo became extinct. This story is about how the dodo and Man became friends. This story is about how the other birds and animals tried to save the dodo.Listen to the tape and choose the correct answer to complete each sentence.1. The dodo is_. A. fierce B. unkind C. friendly D. foo

10、lish2. He wants to believe that Man is telling the truth because _. A. Man is friendly B. he thinks Man is friendly C. he thinks the bears and monkeys lie D. Man is his best friend3. He didnt realize who had killed many of his friends until _. A. Man told him the truth B. the other birds told him C.

11、 he saw how his friend was being killed by Man D. the monkeys told himListening textThe story of the dodo Once upon a time I lived on the island of Mauritius. I was called “dodo”. There were many of us and we were friends with all the other animals on the island. One day a new animal came to my isla

12、nd. His name was Man, and at first we seemed to be good friends. We went everywhere together and I shared my food with him. However, I began to wonder why several of my dodo friends had disappeared. Then the number of our species began to decrease quickly. I was so worried that I asked the other ani

13、mals and they all told me, “Your friends are being killed and eaten by Man while you are hunting for food.” Had Man eaten them? I couldnt believe it! When I asked Man directly, he seemed surprised. “I havent seen the other dodos either.” he said. “Maybe someone else killed them.” I believed him but

14、when more dodos disappeared I set a trap. I went off as if I was going to hunt but instead I hid in the forest and waited. Sure enough Man came along. He ran after the last of my dodo friends and killed her. I felt so angry that I rushed out of my hiding place and straight at Mans spear. He killed m

15、e too. After that there were no more dodos in the world. So my motto is: be careful who you trust.SpeakingIn pairs choose another endangered animal which you know about. Analyse why this animal is endangered.*Is it being hunted and killed?*Does it not have enough food?*Is it because its habitat is b

16、eing threatened?IntentionPurposeIm going toto help/saveI intend/ mean / plan toto protectfromI willso thatDiscuss what you might do to save it. These phrase may be useful to you.Id rather notId like toIm ready toI feel likein order tobut doto teacher them a lesson.to punish those who do harm to wild

17、life. Write a letter to WWF based on what you have discussed, asking them to help you save your endangered animal.AnimalHabitat Reason for problemWhite RhinoAfrica1 Destruction of the grasslands where it lives2 Hunting for horn3 too friendly and so easily caughtPolar bearNorth PoleWarming of the sea

18、s means it is losing its habitat of ice flowsAnimalHabitat Reason for problemLeatherback turtlePacific ocean1 Pollutants in the sea2 Eggs taken by predators and / or humans3 Many baby turtles do not grow to be adultsWhales and dolphinsOceans 1 over hunting2 Gas and oil fields in its feeding founds3

19、Collisions with ships4 Getting caught in fishing netsAnimalHabitat Reason for problemElephantsAsia and Africa1 Loss of habitat2 Conflict with peopleLynxEurope and Asia1 Loss of habitat 2 Conflict with peopleDear WWF,My friend, Chen Ting, and I have been doing some research on endangered animals. We

20、found that the habitat of polar bears is disappearing because the ice at the North Pole is getting warmer. I worry that when it disappears altogether, there will be nowhere for the polar bears to live. First, I suggest we are very careful with the energy we use. Global warming happens because we are putting too much carbon dioxide into