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课件网) Unit 13 We’re trying to save the earth! Period(Two)Section A(3a-3c) 版本:人教版九年级全册 1. To understand the passage about the endangered animal – sharks. 2. To have the awareness of protecting the sharks and respecting nature. 3. To learn some words and expressions. New words 残酷的；残忍的(adj.) 有害的(adj.) 工业；行业 (n.) 法律；法规(n.) 科学上的；科学的(adj.) 承担得起；买得起(v.) cruel scientific afford harmful law industry 鲨鱼(n.) (鱼)鳍(n.) 链子；链条 (n.) 生态系统(n.) 可重复使用的(adj.) 运输业；交通运输(n.) shark reusable transportation fin ecosystem chain / ɑ rk/ /f n/ /t e n/ /'i k s st m/ / ri 'ju z bl/ / tr nsp r'te n/ 对……有害 在……顶部或顶端 食物链 参加 关掉 付费；付出代价 采取行动 be harmful to at the top of the food chain take part in turn off pay for take action New phrases 1. 甚至河底都满是垃圾。 2. 这个镇上的每个人都应该参与清扫。 Even the bottom of the river was full of rubbish. Everyone in this town should play a part in cleaning it up. 3. 骑自行车有其它的优点。 4. 我买外卖食品从来不拿木筷子和塑料叉子。 There are other advantages of bike riding. I never take wooden chopsticks or plastic forks when I buy takeaway food. The earth is badly polluted. What should we do to save the earth Let’s take action (采取行动) Turn off the lights when you leave a room. Recycle books and paper. Take buses instead of driving cars. There are some animals which are endangered. We should do something to protect the animals and the environment! Save the earth! Save the animals! The zoos provide homes for many endangered animals. 1. What do you know about sharks(鲨鱼) 2. Do you think sharks can be endangered Why 3. What do you think might cause a fall in the number of sharks 3a Read the passage about sharks and complete the fact sheet below. Where shark fin soup is popular Number of sharks caught and traded every year How governments can help Two environmental groups against “finning” In southern China Around 70 million To develop laws to stop the sale of shark fins WildAid and the WWF against介词，在此处意为“反对”。其反义词为for，意为“支持”。be against ( doing) sth.意为“反对（做）某事”。 Many have heard of shark fin soup. This famous and expensive dish is especially popular in southern China. But do you realize that you’re killing a whole shark each time you enjoy a bowl of shark fin soup hear of意为“听说﹔了解；知道”，强调从他人那里得到的消息。 同义短语为hear about。 Save the sharks! When people catch sharks, they cut off their fins and throw the sharks back into the ocean. This is not only 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 ocean’s ecosystem. If their numbers drop too low, it will bring danger to all ocean life. Many at the top of 意为“在……顶部或顶端”。 反义短语：at the bottom of 在……的底部或底端 be harmful to… 对……有害 cruel形容词，意为“ ... ...
