Unit13 Section+A1a-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 1a--3c 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. Problems: What was the problem? The river was ___________.Even the bottom([ˈbɒtəm]) of the river was full of _________. There were no more _____ for fishermen ([ˈfɪʃəmən]) to catch. Reasons: What caused the problem? People are throwing ____________into the river. Factories are putting ______ into the river. Things to Help: How should the problem be solved? We should write to the ___________ and ask them to ____________ the factories. Everyone should help to ________ the river. Let’s listen and fill in the blanks. 1b 策略：听前标注关键词，判断空词词性，预测听力内容。 really dirty adj./pron. n. rubbish n. fish n. litter [ˈlɪtə(r)] n. waste n. government v. close down v. clean up 3 Listen again and answer the following questions. What does Tony want to do later this afternoon? He wants to ______________________ in the river later this afternoon. go swimming with Mark 2. How was the river in the past? It used to be so ______________________. It has been the ______________________ in this town. clean nicest river used to do sth. “过去常常……” 表示过去习惯性但如今已不存在的动作 play a part in doing sth. “参与做某事; 在做某事上起作用” 请跟读对话。 Tony Alan What was the problem? What caused it? How did it use to be? How should the problem be solved? ... Let’s talk. 6 Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. land pollution B. air pollution C. noise pollution D. water pollution Work in groups. Each group choose a topic in 2a. Say the words or phrases related to the word or phrase that the previous (前一个的) person said. e.g. Land pollution rubbish dirty throw dustbin clean up trees cut down farm burn … Listen again and complete the sentences. 1. The air is badly polluted because there are ________________ on the road these days. 2. Factories that burn coal also __________________ the air with a lot of black smoke. 3. There is also too much rubbish and waste. People ________________ things every day. 4. People are also littering in ___________________ like parks. This is turning beautiful places into ugly ones. more cars pollute are throwing away public places adj. 丑陋的 Let’s listen and choose the right answers. 2a 2b 策略：听前关注题干中的关键词，判断其逻辑关系，预测听力内容。 1. Which pollution is NOT mentioned? A. Land pollution. B. Air pollution. C. Noise pollution. 2. Why is the air badly polluted? Because_______. A. there were more cars on the road these days B. factories that burned coal[kəʊl] stop polluting the air with a lot of black smoke C. people can hardly ever see blue skies and stars anymore 3. How are people turning beautiful places into ugly[ˈʌɡli] ones? People are _______ A. throwing away things like wooden[ˈwʊdn] chopsticks, plastic[ˈplæstɪk] bowls and plastic bags. B. littering in public, like homes. C. collecting too much rubbish and waste. 10 Use the information in 2a and 2b to role-play conversations between Jason and Susan. Jason: The air has become really polluted around here. I’m getting very worried. Susan: Yes, I used to be able to see stars in the sky. Jason: The problem is that… What are your ideas for solving the air pollution / waste pollution problem? Let’s report. Work in groups and describe the problems of land pollution and air pollution. 13 Let’s listen and fill in the blanks. 2d Air Pollution Waste Pollution Things to help We should take the _______ or _______ instead of driving. Besides, we are also supposed to _______ a bike. Bring a bag to go __________. Never take _______ chopsticks or_______ forks when buying _____________________ food. Last but not least, it’s also important to _______ rubbish in the bins[bɪnz] and keep public places_______ and beautiful. In a word, everyone should play a part in cleaning it up. Then, our actions can make a _________ and lead to a better future. 策略：听前标注关键词，判断空词词性，预测听力内容。 bus subway ride shopping wooden plastic takeaway [ˈteɪkəweɪ] throw clean difference n. n. v. doing adj. adj. adj./n. v. adj. n. 14 Discussion: What can we do to save the earth in our lives? Groupwork 环保标语征集 请你针对各种环保现象设计至少三条以上的环保标语。标语提示句型可参考： Don't... We should... We can't / shouldn't ..., or... If we..., our world will... Throw rubbish in the bins （垃圾箱） Take the bus or subway instead of driving cars Bring a cloth bag to go shopping instead of plastic bags 购物时带上布袋 Turn off the shower when you finish washing Turn off the lights when you leave the room Don't use napkins (餐巾纸） Plant more trees 离开房间的时候记得关灯 save water no smoking protect animals Don’t waste food. recycle books and paper =use again 回收利用 Help save the earth As a student, it's our duty to think of some ways to save our earth in future. 给……写信 河底 往河里扔垃圾 把……打扫干净 土地 / 空气 / 噪音 / 水污染 把……变成…… 减少空气污染 write to ...  the bottom of the river  throw litter into the river  clean up ...  land / air / noise / water pollution turn ... into ...  cut down air pollution  代替 对……有好处 外卖食品 保持公共场所干净美观 影响；有作用 带来；导致   instead of  be good for ...  takeaway food  keep public places clean and beautiful make a difference  lead to  I. 根据句意，从方框中选择恰当的单词填空，有的需要变换形式。 coal, fisherman, plastic, bottom, advantage, wood, cost, ugly, litter 1. Look! A boy is lying at the ______________ of the stairs. 2. The old man likes nature. He likes living in his small _______________ house on the mountain. bottom wooden / wood coal, fisherman, plastic, bottom, advantage, wood, cost, ugly, litter 3. Most air pollution is caused by the burning of fuels (燃料) like ______________, gas and oil. 4. After your picnic, remember to pick up all your ______________. 5. The new mobile phone ______________ Sara 3,600 yuan last week. 6. Most of the ______________ in the village stayed at home today because of the bad weather. coal litter cost fishermen coal, fisherman, plastic, bottom, advantage, wood, cost, ugly, litter 7. Although the man is ______________, he has a kind heart. 8. To protect the environment, supermarkets don’t provide free _______________ bags to shoppers. 9. Riding bicycles has so many _________________, so bicycles are popular with people. ugly plastic advantages Ⅱ. 根据汉语意思完成英语句子，每空一词。 1. 房间里挤满了人。发生什么事了？ The room was ___________ ___________ people. What happened? 2. 你应该交个笔友，用英语给他写信。 You should make a pen friend and ___________ ___________ him in English. 3. 转学对我的一生有影响。 Transforming from one school to another ___________ ___________ ___________ to my life. full of write to made a difference 4. 为了盖房子马路边的许多大树已经被砍倒了。 Many big trees along the road have been ___________ ___________ for building houses. 5. 勇气对说好英语起着很重要的作用。 Courage ___________ ___________ ___________ ___________ ___________ speaking English well. cut down plays an important part in Pre-reading 1. What do you know about sharks? 2. Do you think sharks are endangered? Why? Predict answers according to the title and the picture. Save the sharks! They live in the ocean and have sharp teeth. Yes. Because I know people may kill them for their fins and oil. Also, the title tells us to save them. 【教学目的】 1、通过图片和标题，预测短文内容，了解鲨鱼的特性以及生存现状。 【讲稿内容】 【1】Today we’re going to read a passage about sharks. 【2】Actually, you can answer the above questions by predicting according to the title and the picture. 【3】The title is,（点击动画） Save the Sharks! 【4】And （点击动画）this is the picture for the passage. 【5】Do you know more about sharks now? 【6】（点击动画）Sharks live in the ocean and have sharp teeth. 【7】（点击动画）They are endangered because people may kill them for their fins and oil. 【8】Also the title tells us to save them. 30 Save the sharks ! What’s the main idea of the article? A. Some kinds of fish in the ocean B.The sharks are endangered in the world. C.Shark’s fin soup is famous and expensive. A:in great danger B:dangerous Whole-reading (Predicting) 31 2.Let’s read ，think and predict. 阅读微策略：了解文本并学会区分事实与观点 1. Where can you find the article? A. From a novel. B. From a magazine. C. From a diary. 2.What is it talk about? Air pollution Animal protection Travel 阅读微策略：通过标题和插图推断 32 ? ? ? Talk about shark fin soup. Sharks are endangered now. Appeal to（呼吁） people against eating shark fins. skimming and match Read the passage and complete the fact sheet in 3a.(P99) Where shark fin soup is popular Number of sharks caught and traded every year How much the numbers of some kinds of sharks have fallen in the last 20 to 30years Two environmental groups which are against “finning” in southern China Para 1 around 70 million Para 2 Para 2 over 90 percent Para 3 WildAid and the WWF while-reading Read para 1 and answer the questions. Save the Sharks! 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? Scanning 1 1. Where is shark fin soup popular? 2. What does it mean when people enjoy a bowl of shark fin soup? In southern China. They’re killing a whole shark when they enjoy a bowl of shark fin soup. Task 2 Read Para. 1 and judge the sentences. 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. F T in southern China. 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 Task 3 Read Para. 2 and fill in the blanks. 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. Scanning 2 Read para 2 and answer the questions. 1.How do people deal with them when they catch the sharks? 2. Without a fin, what will happen to a shark? 3. Why is it harmful to the environment? 4. What do the two numbers mean? They cut off their fins throw them back into the ocean. It can no longer swim and slowly dies. Sharks are at the top of the food chain, so if their numbers drop too low, it will bring danger to all ocean life. 70 million 90 percent Around 70 million sharks are caught and traded every year. The numbers of some kinds of sharks have fallen by over 90 percent in the past 20 to 30 years. Para2. Careful-reading When people catch sharks, they ________ their fins and_______the shark __________the ocean. cut off throw Without a fin, a shark can______________ and___________. no longer swim slowly dies Many believe that sharks can never___________ , because they are ________ in their food chain. be endangered the strongest back into _____________ sharks are caught and traded in this industry every year. Two opinions about killing sharks: Finish the mind-map. This is not only _____, but also _______to the environment. because but in fact however If their numbers drop too low, it will bring __________________. The numbers of some kinds of sharks _________over 90 percent __________________. at the top of the food chain in the ocean’s ecosystem. danger to all ocean life Around 70 million have fallen in the last 20 to 30 years cruel harmful 40 1.What are the names of the two environmental protection groups ? 2. What have people done against(反对）finning？ Para3. ②Ask governments to develop laws to stop the sales of shark fins. ①teach the public about finning. A.培养 B.壮大 C.完善 3. Do you think the shark fin soup is good for health? No scientific studies have shown that shark fins are good for health. A.科学的 B.理论的 Careful-reading So why eat them? Help save the sharks! Is shark fin soup good for health? A Yes B. No C. No scientific(科学的) studies show that 2. Which part of China is shark fin soup popular? 3. Sharks are ___________ of the food chain in ocean’s ecosystem. A. at the bottom(底部) B. in the middle C. at the top 4. Every year, around ___________ sharks are killed and traded in the industry. A. 50 million B.70 million C.90 million 5.Which one is not an environmental protection group? A. WWF B. WildAid C. WTO D A C B √ √ √ √ √ Check your anwers We should stop eating the shark fin soup! What can we do to save the sharks? We should stop eating the shark fin soup! when the buying stops, the killing can too. What should we do to save the animals? Discussion Wildlife Conservation Day (野生动物保护日) Three secret animals 神秘动物 ? ? ? for you to write about I want to make posters(海报) to tell people about them and call on everybody to protect the wild animals. Can you join me? Three secret animals 神秘动物 for you to write about The best group in learning can have the priority (优先权) to choose the animal. crocodile 鳄鱼 mink 貂 elephant A B C crocodile skin bag 鳄鱼皮手袋 fur coat 皮草大衣 ivory chopsticks 象牙筷 Discuss: Why are they endangered? crocodile 鳄鱼 mink 貂 elephant Make your MIND MAP Follow the structure, add more details. Problem Facts Solution … … … Save the ______ 两分钟小组讨论，根据问题，完成思维导图（增加细节） Student 1,2 Student 3,4 Student 5,6 Jigsaw writing Problem Facts Solution Write a slogan(口号) in the end Make it more powerful Tips: 每两名同学合作完成一部分的写作，然后将各部分粘贴在poster上 Summary Problem Facts Solution We can save the animals before it’s too late. Let’s make the world a better place. Save the 1. Many people do not realize they are killing a whole shark ______ they enjoy a bowl of shark fin soup. 2. Sharks are at the top of the food chain, ____ if their numbers drop, the ocean’s ecosystem will be in danger. 3. Many think that sharks are too strong to be endangered, _____ they are wrong. 4. _________ there are no scientific studies to support this, a lot of people believe that shark fins are good for health. 5. Sharks may disappear one day _____ we do not do something to stop the sale of shark fins. when so but Although if so although if but when Read the passage again and fill in the blanks with the words in the box. 3b Task 6 P 99 听说 砍掉；切断 不但……而且…… 对……有害 在……的顶端 Pay attention to the following underlined parts. 听说______________ 一整只鲨鱼__________________ 每次____________________ 一碗鱼翅羹__________________ 切掉__________________________ 扔回__________________ 不仅......而且......._____________________ 对...有害__________________ 没有鱼鳍__________________ 不再__________________ hear of a whole shark each time cut off a bowl of shark fin soup throw back into not only... but also... be harmful to without a fin no longer 重点短语勾画 慢慢死去__________________ 在海洋生态系统食物链的顶端___________________________________________________ 3. 濒临灭绝__________________ 4.事实上__________________ 5.被捕杀和交易__________________ 6......的数量__________________ 7.某些品种__________________ 8.在过去的20到30年__________________ 9.环境保护组织____________________ slowly die at the top of the food chain in the ocean's ecosystem be endangered in fact be caught and traded the number(s) of some kinds of in the last 20 to 30 years environmental protection groups 1.......的数量__________________ 2.立法________________ 3.......的销售________________ 4.到目前为止________________ 5.帮助拯救鲨鱼________________ 6.科学研究_______________ the number of scientific studies help save the sharks so far the sale of develop laws A whole shark has been killed each time you enjoy a bowl of ______________. When people_______ sharks, they ______ their fins and _____ the shark back into the ocean. Without a fin, a shark can __________ swim and slowly dies. If sharks’ numbers drop too low, it will ______________ all ocean life. ______________ some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. cut off no longer bring danger to The numbers of Task 8 Retell the passage according to the words below. throw shark fin soup catch null, track 1 2014 48038.67 47385.645 77478.93 74030.43 null, track 1 2014 67603.68 null, track 1 2014 56449.664 $$