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+音频+素材)-公开课-(编号：178c3).zip

Unit 13 We are trying to save the earth. (Section A 3a) fins / fI Inz / n. 鳍鳍 shark /:k / n. 鲨鱼鲨鱼 Pre-reading Post-reading While-reading What happens to the shark? the shark is caught (catch) by people. First , the fins are cut (cut) off by people. Next , 切除切除 the shark fins are cooked (cook) into the shark fin soup by people. 鱼翅羹鱼翅羹 Then , the shark without fins is thrown (throw) back into the ocean by people. 扔回到扔回到 Finally , What will happen to the shark ? What should we do? 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 / I Indstri / n. 工业；行业 law /l:/ n. 法律；法规 cut off 割掉；砍掉割掉；砍掉 be harmful to 对对有害有害 at the top of在在顶端顶端 the food chain食物链食物链 the number of 的数量的数量 Save the sharks ! Before reading Reading Tip 1 Look at the picture and the topic carefully. You can get some information. (仔细阅读文章插图及标题仔细阅读文章插图及标题) Save the sharks ! Before reading Save the sharks ! Whats the main idea of the article? A.The shark fin soup is famous and expensive. B.The sharks are endangered in the world. C. People cut off sharks fins to make the shark fin soup. Skimming 略读略读 Read and Match Para1. endangered sharks Para2. shark fin soup Para3. Help save the sharks! Reading Tip 2 Find out the key words in each paragraph. You can get some information. (找出每段的关键词找出每段的关键词) Save the sharks ! Read and Match Para1. endangered sharks Para2. shark fin soup Para3. Help save the sharks! Skimming 略读略读 Read and judge the sentences. Para1. Careful reading F T ( )Shark fin soup is famous and expensive all around the world. ( ) Youre killing a whole shark when you enjoy a bowl of shark fin soup. in southern China. = = eacheach timetime = Find out the topic sentence (主旨句主旨句)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。于段首、段末，有时也出现于段中。) Para2. Scanning 寻读 寻读 Scanning 寻读寻读Para2. Careful reading This is not only cruel , but also harmful to the environment . Para2. Scanning 寻读 寻读Para2. Careful reading fact When people catch sharks, they cut off their fins and throw the sharks back into the ocean. Para2. Careful reading fact Whats 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. fact This is not only cruel , but also harmful to the environment . Para2. Sharks can never be endangered.( ) True or false: F in fact 2.The numbers of some kinds of sharks have fallen (fall) by over 90 percent in the last 20 to 30 years. 1.Around 70 million sharks are caught (catch) and traded (trade)in this industry every year. Para2. Sharks can never be endangered.( ) True or false: F Para2. Whencatch , cut off , throwback into Para2. Mind Map 思维导图 思维导图 Without , no longer 2. If, bring danger to 1. at the top of the food chain 1. 70: are caught & traded 2. 90: The numbers of, have fallen, in the last 20 to 30 years not only cruel, but also harmful Fact 2 different opinions Many believe never be endangered. What are the names of the two environmental protection groups ?What do they do ? Para3. Para3. 世界自然基金会世界自然基金会 What can WildAid members do to save the sharks? LetsLets savesave thethe animals.animals. GGr ro ou up p wwo or rk:k:（四人小组合作）（四人小组合作） What can we do to save the sharks? Work with your partners and give reports about shark protection. You should: 1.Write down at least 5 suggestions to protect the endangered animals. 2.Finish the related exercises in the guidance case. Thanks 1 Unit 13 Were trying to save the earth! Knowledge Objects shark, fin, cruel, harmful, at the top of, chain, the food chain, ecosystem, industry, law, scientific Ability Objects Improve Ss reading ability and speaking ability. Teaching Aims Moral objects Cultivate the feelings of protecting the sharks and the earth. Prompt Ss to think about ways of protecting the wild animals. Class typeNew lessonPeriod Period 2(Section 3a- 3b) Teaching Key Points Key words and expressions Teaching Difficult Points Learn to protect the earth. Teaching Methods Reading method, Task-based language teaching method. Teaching Aids Blackboard and PPT Teaching Procedures Problems and situationsStudents activitiesPurposes Step1Warm up Show some pictures of the animals. Enjoy the pictures and answer some questions. Arouse the students interests. Step 2 Presentation (pre-reading) 1.Show a short video about the sharks, and say something about the sharks. 2.Guess the main idea of the passage according to the title and photo . 3.Finish the task Read and Match. 1,Watch the video and learn some words and expressions. 2.Guess the main idea of the article. 3.Match the main ideas in each paragraph. Let students get familiar with the new words. Step3 While-reading 1.Read paragraph one and finish the task Read and Judge. 2.Read paragraph two and find out the topic sentence. 3.Do True or False exercise. 4.Use the mind map to retell paragraph 2. 1.Read the passage one and finish the task. 2. find out the topic sentence. 3. Do True or False exercise. 4.Try to retell paragraph 2. 1.Use some reading strategies to read the passage thoroughly. 2.Help students grasp the passage and practice spoken English. 2 5.Read paragraph 3 and answer some questions. 5.Answer the questions. Step4 Post-reading 1.Work with your partner and make a poster about the shark protection. 2. If time permits, ask students to do the related exercise. 1.Each make a poster about the shark protection. 2.If time permits, try to do the exercise. Help students to develop their writing and speaking skills. Step5 Summary Sum up the key points of this period. Review the things with the teacher. Summarize the things they learned and consolidate the new lesson. Homework Design 1.Write down at least 5 suggestions to protect the endangered animals 2. Finish the related exercises in the guidance case. Blackboard Design Unit 13 Were trying to save the earth! Period 2 (Section A3a-3b) shark, fin, cruel, harmful, at the top of, chain, the food chain, ecosystem, industry, law, scientific