Unit 13 Section A (3a～3c)课件-2024-2025学年人教版英语九年级全册

Unit 13 We're trying to save the earth! Section A(3a-3c) ocean's ecosystem 海洋生态系统 shark 鲨鱼 the food chain 食物链 which animal is the strongest in the ocean? Many people think that sharks are too strong to be endangered, but they are wrong. The sharks are endangered! 濒临灭绝的 What can you see in the picture? What does the passage may talk about? A shark. It may talk about the sharks. Look at the photo, the questions in 3a and the title of the story on page 99. Then answer the questions below. Pre-reading Read and match the main ideas of each paragraph. Paragragh 1 Many have heard of sharks 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? 听说=hear about 鱼翅汤 每次 ①Shark’s fin（鱼鳍）soup is famous and expensive all around the world. ②You’re killing a whole shark when you enjoy a bowl of shark fin soup. True or false. (Paragraph 1) F T in southern China. Paragragh 2 When people catch sharks, they cut off their fins and throw the shark 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 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 of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. 切断；割开 扔回到... 不但...而且... not only位于句首时要倒装。 引导并列主语时，采用“就近原则” 不再 在...顶端 食物链 海洋生态系统 事实上 ......的数量 下降了 Read Paragraph 2 and fill in the chart. 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 ①People cut off sharks’ fins and throw the sharks back into the ocean . ② Sharks will be well without their fins. ③ Sharks are in the bottom of the food chain in the ocean's ecosystem. ④ Sharks can never be endangered. ⑤The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. Tell true (T) or false (F) T F F F T Without a fin,a shark can no longer swim and slowly dies. at the top of Paragragh 3 Envirnmental protection groups around the world, such as WildAid and the WWF, are teaching the public about "fining". They have even asked governments to develop laws to stop the sale of shark fins. So far, no scientific studies have shown that shark fins are good for health, so why eat them? Help save the sharks! 环境保护 到目前为止 美国野生救援会(WildAid)是1999年在美国注册的非盈利机构，总部在美国旧金山，它对濒临绝迹的野生动物提供直接的保护，并且发展许多有创意的计划，以教育大众关于野生动物及生态平衡的重要性。 世界自然基金会(WWF)是在全球享有盛誉的、最大的独立性非政府环境保护组织之一，自1961年成立以来，WWF一直致力于环保事业，在全世界拥有超过500万支持者和超过100个国家参与的项目网络。 World Wide Fund for Nature 1.WildAid and the WWF are environmental protection groups in China. 2. Two environmental groups call on the government to establish laws to stop the sale of shark fins. 3. Shark’s fins are good for health. F T F around the world So far, no scientific studies have shown that shark fins are good for health. True or false. (Paragraph 3) Where shark fin soup is popular Number of sharks caught and traded every year How government can help Two environmental groups against “finning” southern China 70 million develop laws to stop the sale of shark fins WildAid and the WWF 3a Read the passage about sharks and complete the fact sheet below. Read the passage again and fill in the blanks with the words in the box. 3b What can we do to save the sharks? Work with your partner and make a poster about shark protection. Group Work What can we do to save the sharks? It is everyone’s duty to save the sharks. For the students, we can …… And we can ...... We also can ...... 1. Copy and recite the new words and expressions we’ve learnt . 2. Finish the exercise book. 3. Preview the next period. Thank you! Lavf57.83.100 Lavf57.83.100 null 127874.055 $$