人教版九年级Unit 13 We're trying to save the earth!-Section A 3a—3b-ppt课件-(含教案+视频)-公开课-(编号：40511).zip

Do you like these animals? Sharks are cruel. Do you like sharks? What are they? Shark fin Shark fin soup ItisreportedthatChinaisthelargestconsumer(消费者)ofsharkfin Do you still want to try the shark fin soup? Do you know how to get the shark fin? the shark is caught (catch) by people. First , the fins are cut (cut) off by people. Next , 切除 the shark fins are cooked (cook) into the shark fin soup by people. 鱼翅羹 Then , the shark without fins is thrown (throw) back into the ocean by people. 扔回到 Finally , What will happen to the shark finally? What should we do? The shark will die soon. Save the shark . Before reading ReadingTip1 Lookatthepictureandthetopic carefully.Youcangetsomeinformation. (仔细看文章插图及标题) Savethesharks! especially / speli / adv. 尤其地; 格外地; ocean /n / n. 海洋 cruel / kru:l / adj. 残酷的；残忍的 harmful / h:mfl / adj. 有害的 environment /n varnmnt /n.环境 chain /ten / n. 链子；链条 ecosystem / i:ksstm /n. 生态系统 low /l / adj. 减少的；低/矮的 endangered /ndendd/adj.濒临灭绝的 industry / Indstri / n. 工业；行业 law /l:/ n. 法律；法规 cut off 割掉；砍掉 be harmful to 对有害 at the top of在顶端 the food chain食物链 the number of 的数量 Save the sharks ! Before you read 1 Look at the photo, the questions in 3a and the title of the story . Then answer the questions below. 1.What can you see in the picture? 2.What does the passage may talk about? A shark. It talks about the sharks. 3a. Savethesharks! 1.Whats the main idea of the article? A.Thesharkfinsoupisfamousandexpensive. B.Thesharksareendangeredintheworld. C.Peoplecutoffsharksfinstomakethe sharkfinsoup. Skimming 略读 Lookthroughthewhole textandanswerthe question: Savethesharks! Read and Match Para1.sharksareendangerednow. Para2.talkaboutsharkfinsoup. Para3.Helpsavethesharks! Skimming 略读 ReadingTip2 Findoutthekeywordsineach paragraph.Youcangetsome information.(找出每段的关键词) Read and judge the sentences.(True or false) Para1. Scanning 寻读 F T ( )Shark fin soup is famous and expensive all around the world. ( ) Youre killing a whole shark each time when you enjoy a bowl of shark fin soup. in southern China. = Find out the topic sentence (主旨句)in this paragraph. Reading Tip 3 The topic sentence gives us the main idea of each paragraph. It may be at the beginning or end of the paragraph, sometimes its also in the middle. (主旨句通常能概括段落大意，承上启下，它 常位于段首、段末，有时也出现于段中。) Para2. Scanning 寻读 Scanning 寻读Para2. Scanning 寻读 True or false: Sharks can never be endangered.( ) F This is not only cruel , but also harmful to the environment . Para2. Scanning 寻读Para2. Scanning 寻读 fact When people catch sharks, they cut off their fins and throw the sharks back into the ocean. Para2. Scanning 寻读 factWhats the fact? This is not only cruel , but also harmful to the environment . cruel harmful Why is it cruel ? When people catch sharks, they cut off their fins and throw the sharks back into the ocean. Without a fin, a shark can no longer swim and slowly dies. Why is it harmful to the environment ? 1.Sharks are at the top of the food chain in the oceans ecosystem. 2.If their numbers drop too low, it will bring danger to all ocean life. Para2. Scanning 寻读 fact This is not only cruel , but also harmful to the environment . especially / speli / adv. 尤其地; 格外地; ocean /n / n. 海洋 cruel / kru:l / adj. 残酷的；残忍的 harmful / h:mfl / adj. 有害的 environment /n varnmnt /n.环境 chain /ten / n. 链子；链条 ecosystem / i:ksstm /n. 生态系统 low /l / adj. 减少的；低/矮的 endangered /ndendd/adj.濒临灭绝的 industry / Indstri / n. 工业；行业 law /l:/ n. 法律；法规 cut off 割掉；砍掉 be harmful to 对有害 at the top of在顶端 the food chain食物链 the number of 的数量 Save the sharks ! Scanning 寻读 Read Para.3 and answer the questions. 1.What are the names of the two environmental protection groups ? 2.What do the environmental protection groups around the world do to fight against “ finning” ? 3. Have any scientific studies shown that shark fins are good for health? WildAid and WWF Theyareteachingthepublicaboutfinningandtheyhaveevenasked thegovernmentstodeveloplawstostopthesaleofsharkfins. No. 4.Whats the fact? 鱼翅，就是鲨鱼鳍中的细丝状软骨，形似粉丝,取材于鲨鱼的背 鳍、胸鳍、尾鳍。 鱼翅价格昂贵，在高档酒店，每份鱼翅羹(sharkfinsoup)约 800-1500元人民币。 鱼翅本身并没有什么味道，烹制时要用许多调味品给鱼翅赋味。 另外，鱼翅被汞等有毒重金属污染的程度高达70%。鲨鱼处在食物链 顶端，因此它们体内积聚的有毒物质常常超出正常允许含量的数十倍。 = Why eat fins? Kill a whole shark each time you enjoy! It is not only , but also to the Without a fin, a shark can swim and Sharks are at the top of the in the oceans . If their numbers too low, it will bring to all ocean life. Around million sharks are caught and The number ofhave fallen byin the last. When people catch, they their fins and the shark back into the. Para 1. Proposing (提出) the fact Para 2. Analyzing (分析) the problem Para 3. Solving the problem Environmental protection groups are the public about . They have asked the to develop to stop the of shark fins. After reading According to the passage about sharks , complete the fact sheet below. 3a 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 30 years Two environmental groups against “finning” in southern China 70 million over 90 percent WildAid & the WWF 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 oceans 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 fill in the blanks with the words in the box. so 3b althoghif but when Exercise Complete the passage according to the article. Some people like eating shark fin soup, especially in _China.A whole shark has been killed_ you enjoy a bowl of shark fin soup. When people catch sharks, they _ their fins and throw 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 _ by over 90 percent in the last 20 to 30 years.So they are_.Lets _sharks. cut off no longer bring danger toThe numbers of have fallen endangered save each time southern Group work:（小组合作） What can we do to protect the endangered animals? Suggestions: 1. Be friendly to wild animals and dont eat them. 2. Dont buy animal fur products. 3. Dont destroy the ecological (生态) environment. (cut down the trees) 4. Be a volunteer of animalprotectionorganizations. 5. Teach people the importance of protecting animals. 6. Develop laws to protect them. 7. Do some research about these endangered animals. 8. Raise money for environmental protection groups. Writing: Many wild animals are endangered now. Write about how to protect the endangered animals. Advice: present situation(现状), reasons, solutions 1. Be friendly to wild animals and dont eat wild animals. 2. Do not buy animal fur products. 3. Dont destroy the ecological environment.(cut down the trees) 4.Be a volunteer of animalprotectionorganizations. 5. Teach people the importance of protecting animals. 6.Develop laws to protect them. 7.Do some research about these endangered animals. 8.Raise money for environmental protection groups. Lets save the animals. Remember: No trading, no killing. They are endangered, too. Be friendly to them and protect them Unit 13 Were trying to save the earth! Section A 3a -3b 话题话题: Protecting the animals 1、教学目标：教学目标： 1. 语言知识目标语言知识目标 基本词汇：基本词汇：shark, cruel. harmful, chain, ecosystem, industry, law, sci entific, 基本词组：基本词组：cut off, be harmful to, throw back to ,no longer, at the to p of something,bring danger to, be endangered, the number of, be good for, the sale of 基本句型：基本句型：Were trying to save the earth! The river used to be so clean. The air is badly polluted. No scientific studies have showed that shark fins are good for health. We should help save the sharks. 2. 技能目标技能目标: 1）.Try to know how to use the grammar, such as the pres ent tense,the present perfect tense, the passive voice and modal verb. 3. 情感目标情感目标: Animals are our friends. We must know how to love them a nd how to protect themThat way, It is good for both ani mals and us. 4. 过程方法：过程方法：According to finishing some tasks to train students integr ating skills and train the ability of expressing students own opinions 二、教学重难点：二、教学重难点： 1. 教学重点：教学重点： （1）.Try to know how to use the grammar, such as the prese nt tense, the present perfect tense, the passive voice and modal verb. （2）.The methods of protect animals and environment. 2. 教学难点：教学难点：How to improve students integrating skills 三、学习策略：三、学习策略：Reading for specific information .cooperative learning 四、教学步骤四、教学步骤: Step1: Leading in and pre-reading. Show students pictures of pandas, tigers and sharks and so on. Get students learn the meaning of the new words “shark fin ,cruel ect”. By showing a video gave students know how people get the shark fin and ask them “Do you still want to try shark fin soup?” next, show the pictures of process of getting shark fin and making shark fin soup, get students know the meaning and the urgency of Saving sharks! Step 2: While-reading Task1. Reading the whole passage quickly and find the main idea of this passage. At the same time, get the students know some reading tips like Looking at the pictures and the topic, You can get some main information about the text. Besides, have students get the the meaning of each paragraph with reading tip2 like Find out the key words in each paragraph. You can get some information Task2.Read Para1 and judge the sentences.(True or false) 1).Shark fin soup is famous and expensive all around the world.( false) in Southern China 2).Youre killing a whole shark each time when you enjoy a bowl of shark fin soup.(True) Scanning : Para2. Find out the topic sentence in this paragraph with Reading Tip 3 The topic sentence gives us the main idea of each paragraph. It may be at the beginning or end of the paragraph, sometimes its also in the middle ,then finish the tasks about Why it is cruel? And Why is it harmful to the environment. Task3: Scanning Read Para.3 and answer the questions : 1.What are the names of the two environmental protection groups ? 2.What do the environmental protection groups around the world do to fight against “ finning” ? 3. Have any scientific studies shown that shark fins are good for health? After that, lead in the fact some problems of eating shark fin soup. Task 4. After reading Guide the students to understand how the write writer analyzes the problem in this article, such as Proposing (提出提出) the fact (Para1), Analy zing (分析分析) the problem( Para 2), and Solving the problem( Para 3). Step4: According to the text ,finish the exercises3a-3b. Then in order to test how students master the key points in the article, complete a passage. Some people like eating shark fin soup, especially in_China. A whole shark has been killed_ you enjoy a bowl of shark fin soup. When people catch sharks, they _ their fins and throw 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 _ by over 90 percent in the last 20 to 30 years.So they are_.Lets _sharks. Step5. Groupwork Say: What can we do to protect the endangered animals? (Suggestions Wanted) First have students discuss how to protect the endangered animals. Then ask some of the students to give suggestions. if possible, I will help them. Step6.Homework Many wild animals are endangered now.Write about how to protect the endangered animals. Advice: Students should give present situation(现状现状),reasons and soluti ons in their compositions.