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1、unit4 wildlife protection,using language,Dinosaur 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.,Introdu
2、ction,Enjoy the video,Animal extinction,Reading,Using language,Reading,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 earth and put too much dust into the air. The earth got too
3、hot to live on.,According to a UN report, some 844 animals and plants have disappeared in the last 500 years. The dodo is one of them.,the dodo,渡渡鸟,a large and hooked beak(鸟嘴),small wings,huge body,What does the dodo look like?,friendly,lived in Mauritius died out in 1799 毛里求斯(非洲岛国),How might the do
4、do have become extinct?,DoDo鸟是一种不会飞的鸟，仅产于毛里求斯肥。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。不会飞又跑不快的DoDo鸟很快成为欧洲人来到岛上后主要的食物来源。人们开始大量的滥捕滥杀可怜的DoDo鸟，有时每天可以捕杀到几千只到上万只。 由于过度的捕杀,很快岛上DoDo鸟便得越来越少。1681年，最后一只DoDo鸟被残忍的杀害后，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。,Who is the most dangerous enemy of animals?,Human beings.,Lets live in
5、harmony with animals. Protecting animals is protecting ourselves.,Dinosaurs c_ tens of millions of years ago, and there were different s_ of them, one of which could climb trees as well as run like others. Scientists found these when they i_ the bones of them. They d_ out 65 million years ago, and a
6、_ a UN report, some other wildlife disapeared in the same way. However, nobody knows the reasons for s_.,ame into being,pecies,nspected,ied,Consolidation of reading,ccording to,ure,1. They lived on the earth tens of millions of years ago, long before humans came into being and their future seemed se
7、cure at that time. 点拨1 本句是一个由and连接的并列句，其中，long before 引导时间状语从句，进一步解释说明tens of millions of years ago，意为“在之前很久”。注意：before long 意为“不久以后”。,Language points,点拨2 on the earth. 在地球上。在earth, sun, moon等表达世界上独一无二的名词 前, 要加the。 点拨3 come into being的意思是“开始存 在;发生”。 我们不知道这世界是什么时候存在的。 We dont know when the world came
8、 into being.,I knew Tom long before I knew you. 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。,It _ long before we_ the result of the experiment. A. will not be; will know B. is; will know C. will not be; know D. is; know,2. When scientists inspected the bones, they wer
9、e surprised to find that these dinosaurs could not only run like the others but also climb trees. 点拨 本句中的to find that .是不定式作原因状语。不定式用来表原因时，常修饰表示情感、心理状态、性格等的形容词，如：,happy， glad，lucky， fortunate， surprised， angry，anxious， cruel， clever， frightened，shocked， sorry， eager， proud，disappointed， foolish， imp
10、atient，unwise， naughty等。如：,We were surprised to see him. 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。 You were foolish to act like that. 你那样做很愚蠢。,3. Some scientists think it came after an unexpected incident when a huge rock from space hit the earth and put too much du
11、st into the air. 点拨 本句中when引导定语从句，其先行词为incident。关系副词when 的先行词一般是表时间的名词，如: He came last night when I was out. 但有时并不直接是表时间的名词，如：,In 1921 Einstein won the Nobel Prize, and was honored in Germany until the rise of Nazism when he was driven from Germany because he was a Jew. 1921年爱因斯坦获得了诺贝尔奖，他在德国很受尊敬。纳粹上
12、台后由于他是犹太人而被赶出了德国。,4. According to a UN report,. according to 根据, 据说 According to John, the bank closes at 4 p.m. Each man will be paid according to his ability.,According to a UN report, some 844 animals and plants have disappeared in the last 500 years. The dodo is one of them.,the dodo,渡渡鸟,a large
13、 and hooked beak(鸟嘴),small wings,huge body,What does the dodo look like?,friendly,lived in Mauritius died out in 1799 毛里求斯(非洲岛国),How might the dodo have become extinct?,高考资源网 (),I am Dodo. Where has my friends gone ?,Listening,DoDo鸟是一种不会飞的鸟，仅产于毛里求斯肥。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。不会飞又跑不快的DoDo鸟很快成
14、为欧洲人来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DoDo鸟，有时每天可以捕杀到几千只到上万只。 由于过度的捕杀,很快岛上DoDo鸟便得越来越少。1681年，最后一只DoDo鸟被残忍的杀害后，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。,Listening,Which gives the main idea of the story? This story is about how foolish the dodo was. This story is about how the dodo became extinct. This story is about how
15、 the dodo and Man became friends. D. This story is about how the other birds and animals tried to save the dodo.,Listening,1. The dodo is _. A. fierce B. unkind C. friendly D. foolish 2. He wants to believe that Man is telling the truth because _. A. Man is friendly B. he thinks Man is friendly C. h
16、e thinks the bears and monkeys lie D. Man is his best friend 3. He didnt realize who had killed many of his friends until _. A. Man told him the truth B. the other birds told him C. he saw how his friend was being killed by Man D. the monkeys told him.,Listening,Why did the dodo die out?,being killed by human being.,Natural disasters,Who
