(
课件网) Unit 13 We're trying to save the earth. 人教新目标版 九年级上 Section A 3a-3b Save the sharks.阅读公开课 Learning objectives 1. 能够掌握 shark fin, endangered, food chain, environmental protection groups 等与鲨鱼保护相关的词汇及关键句型。 2. 梳理文本“鱼翅贸易危害-生态影响-保护行动”的逻辑结构，提取“每年约7000万条鲨鱼被捕捞交易”“鲨鱼处于海洋食物链顶端”等核心事实信息。 3.能够运用提取的信息准确完成鲨鱼事实表，并运用 shark fin, endangered 等词汇和相关句型阐述鲨鱼困境与保护的必要性。 4. 呼吁保护鲨鱼及海洋生态，培养环保意识与社会责任感。 Warming-up Let's enjoy a video. Weight up to __ tons Length __ cm – __ m Habitats _____ Lifespan 寿命 __ – ____ years Species more than _____ _____ (or _____) at the ____ of the food chain [t e n] in the ocean’s ecosystem [i k s st m] Diet Facts about sharks 20 19 11 oceans 20 150 1,000 flesh meat top whale shark The largest dwarf lantern shark The smallest Free talk What do you know about the sharks Can you imagine sharks are endangered Why sharks are endangered This is cruel. Do you want to help save the sharks Let’s read the passage and know more about them. Free talk Save the sharks Why endangered animals How Prediction 1. Where can you find the article A. From a novel. B. From a science magazine. C. From a diary. 2. What’s the type of the passage A. a narration B. an argumentation C. an exposition Prediction What is the main idea of each paragragh 1 2 3 _____ for killing sharks _____ of killing sharks _____ to save sharks Reason Results Actions 提出问题 分析问题 解决问题 科普类说明文常用结构 Fast-reading Careful reading Save the Sharks! 1 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 Read Para. 1 . and answer the question below. 1. What is shark's fin soup made of 2. What do you know about this dish 3. Where is shark fin soup popular 4. Why we shouldn't enjoy it It is made of shark fins. It's famous,expensive and popular. It's especially popular in southern China. Because we're killing a whole shark each time we enjoy a bowl of shark's fin soup. Is shark fin's soup really good for your health It even harms to people's health. Millions of tons of waste enter the oceans every year,polluting the seas，messing the beaches and endangering wildlife.Some litter is eaten by fishes and other sea animals, and then they enter the food chain.(ocean pollution) 2 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 believe that sharks can never be endangered because they are the strongest in their f ... ...
