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1、Unit 13 We are trying to save the earth.,Section A 3a-3b,The earth is badly polluted. Please think of the ways that we can do.,Save the earth!,close down the factories; help to clean up the river; take the bus or subway; ride a bike; bring a bag to go shopping, throw rubbish in the cans; turn off th
2、e lights when you leave a room; use paper or reusable bags; recycle books and paper; turn off the shower when you wash your hair; dont use napkins; rethink, reuse, recycle . .,solutions,自治区、直辖市重点保护野生动物名录的还有成百上千种。随着经济的持续快速发展和生态环境的日益恶化，我国的濒危动物种类还会增加。 改革开放以来，我国进口了不少动物，如湾鳄、暹罗鳄、食蟹猴、黑猩猩、非洲象等。至于我国究竟有多少种濒危动
3、物很难说清。但可以肯定，如果包括无脊椎动物的话，至少有1000种。,Animals are our friends.,We live in the same small world. To love animals is to love ourselves.,Every species has its own reason to survive. Now that we human appeared on the earth, we should live in harmony with everything lives on it. Sometimes protecting the wild
4、 animals is just a simple thing if everyone takes a small step.,spi:i:z,n.物种;种类;类型,hrmni,n. 协调;融洽 一致;和谐,Not only pandas but also sharks are endangered now !,1. What do you know about sharks? 2. Do you think sharks can be endangered? Why? 3. What do you think might cause a fall in the number of shark
5、s?,The sharks were caught.,The shark is being killed.,The man is cutting the fin off.,The sharks that have no fins will be thrown back into the ocean again.,The fins will be delivered to the markets or the restaurants.,The shark fin soup,1800.00RMB each bowl,It comes.,Yao Ming, the Chinese basketbal
6、l star, are calling on us to protect sharks. As what he said in the Ad, when the buying stops, the killing can too.,Before you read,1,Look at the photo, the questions in 3a and the title to the story on page 99. Then answer the questions below.,Who can you see in the picture? What does the passage m
7、ay talk about?,A shark.,It may talk about the sharks.,Read the title, the first and last sentences in each paragraphs and match the main ideas.,Talk about shark fin soup. Sharks are endangered now. Appeal to people against eating shark fins.,Para. 3 Para. 1 Para. 2,in southern China,around 70 millio
8、n,over 90 percent,WildAid and the WWF,3a,Read the passage about sharks after the tape and complete the fact sheet below.,While you read,2,Read Paragraph 1 and judge the sentences.,Sharks fin（鱼鳍）soup is famous and expensive all around the world. Youre killing a whole shark when you enjoy a bowl of sh
9、arks fin soup.,F,T,Many have heard of shark fin soup. This famous and expensive dish is especially popular in southern China. But do you realize that youre killing a whole shark each time you enjoy a bowl of shark fin soup?,Read Paragraph 1 and learn it,Points in Para 1 hear of 听说 shark fin soup 鱼翅汤
10、 in southern China= in the south of China 在中国南部地区 each time 每当 a bowl of 一碗,Many have 听说 鱼翅汤. This famous and expensive dish is especially popular 在中国的南部地区. But do you realize that youre killing a whole shark 每当 you enjoy 一碗 shark fin soup?,Read Paragraph 2 carefully and answer the following questio
11、ns,Because sharks are at the top of the food chain in the oceans ecosystem.,Although sharks are at the top of the food chain, people _ their fins and eat _.,cut off,shark fin soup,If a shark doesnt have a fin, what will happen?,A shark can no longer swim and slowly dies.,If sharks numbers drop too l
12、ow, what will happen?,It will bring danger to all ocean life.,Why are sharks endangered now?,Around 70 million sharks are caught and traded in this industry every year. The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.,Save the sharks!,Fill in the chart a
13、ccording to Paragraph 2.,people enjoy _,fishermen _, _, then _,_decreased quickly,a bowl of shark fin soup,catch sharks,cut their fins,throw them into the ocean,The numbers of some kind of sharks,When people catch sharks, they cut off their fins and throw the shark back into the ocean. This is not o
14、nly cruel, but also harmful to the environment. Without a fin, a shark can no longer swim and slowly dies. Sharks are at the top of the food chain in the oceans ecosystem. If their numbers drop too low, it will bring danger to all ocean life.,Points in Para2 cut off 切掉 not onlybut also 不仅，而且 be harm
15、ful to 对有害 without a fin 没有了鳍 no longer 不再 at the top of 在的顶部 the food chain 食物链 in the oceans ecosystem 在海洋生态系统中 danger 危险-dangerous 危险的,When people catch sharks, they 切掉 their fins and throw the shark back into the ocean. This is 不仅 cruel, 而且 对有害 the environment. 没有了 a fin, a shark can 不再 swim and
16、 slowly dies. Sharks are 在食物链的顶部 in the oceans 生态系统. If their numbers drop too low, it will bring 危险to all ocean life.,Many believe that sharks can never be endangered because they are the strongest in their food chain. But in fact, around 70 million sharks are caught and traded in this industry every year. The numbers o
