人教版九年级Unit 13 We're trying to save the earth!-Section A 3a—3b-教案、教学设计-公开课-(配套课件编号：c09b5).doc

1、SaveSave thethe sharks!sharks! Unit13Were trying to save the earth! Section A (3a-3b) 【LearnLearninging aimsaims】 1.1. KnowledgeKnowledge aims:aims: Review the use of conjunctions (but, so, if, although.) Review different tenses. 2.2. AbilityAbility aims:aims: Improve students ability of reading Imp

2、rove Ss ability of summing up by using mind-map 3.3. EmotionalEmotional aims:aims: Arouse Ss awareness of environmental issues Prompt Ss to think about ways of protecting the wild animals ImportantImportant andand difficultdifficult pointspoints 1. How to improve students ability of reading 2. How t

3、o review conjunctions and different tenses 【TeachingTeaching stepssteps】 StepStep1:1: Lead-inLead-in Enjoy a short video about the beautiful ocean. 【设计意图：通过欣赏美丽海底世界，让学生了解海洋生物间的相互依存，不可或缺，为下文的 拯救鲨鱼做好铺垫】 StepStep2:2: Use some words to describe the shark. They are the strongest in the ocean. But they ar

4、e endangered.【通过情景教学来学习重点单词和短语，让学生在句子中掌握和理 解单词】 Step3:Step3: While-readingWhile-reading 1.1.BeforeBefore readingreading Whats the main idea of the article? A. The shark fin soup is famous and expensive. B B. The sharks are endangered in the world. C. People cut off sharks fins to make the shark fin

5、soup. 2 2. . FastFast readingreading ReadRead thethe passagepassage quicklyquickly andand dodo thethe matchmatch exercise.exercise. Para1endangered sharks Para2.sharkfin soup Para3.Help save the sharks 【设计意图：学生通过连线的方式，对文章的结构和段落大意有基本的了解。 】 . . CarefulCareful readingreading Task1.Task1. ReadRead Para.

6、Para.1 1 andand FillFill inin thethe blanksblanks 1. Shark fin soup is_ and _in southern China. ( famous expensive ) 2. Youre killing a whole shark _ you enjoy a bowl of shark fin soup.( each time) 【设计意图： 让学生了解鱼翅在我国的流行地， 同时让学生明白吃一碗鱼翅即意味着杀死整条鲨 鱼的残忍现实。此处用 when 代替原文中的 each time,强调 when 引导时间状语的用法。 】 Tas

7、k2Task2(1).(1). WatchWatch a a shortshort videovideo andand answer:answer: WhatWhat cancan youyou seesee inin thethe video?video? 【设计意图：观看人类采集鱼翅的过程，让学生感知它的残忍，激发学生保护鲨鱼的欲望；回答 这两个问题，引出 cut off, throw back into, die, cruel 以及 be harmful to 等单词短语， 减轻本段的阅读负担。 】 (2).(2). ReadRead para.2para.2 1.1. A Answer

8、nswer thesethese questionsquestions 1)1) WhatWhat doesdoes thethe underlinedunderlined wordword “ thisthis” referrefer to?to? When people catch sharks , into the ocean 2)2) WhyWhy isis thisthis cruel?cruel? Without a fin, a shark can no longer swim and slowly dies. 3)3) WhyWhy isis thisthis harmfulh

9、armful toto thethe enviroenviron nment?ment? 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. 4)4) WhyWhy areare thethe sharkssharks endangered?endangered? 1. Around 70 million sharks are caught and traded i

10、n this industry every year. 2. The numbers of some kinds of sharks have fallen (fall) by over 90 percent. 2.2. RetellRetell thethe story.story. (填词复述和整段复述的模式，循序渐进的过程) 【设计意图：让学生明白个体、食物链和生态系统之间牵一发而动全身的关系，同时两个数字 所代表的鲨鱼的严峻现状激发学生的危机意识。 】 Task3.Task3. ReadRead para.3para.3 1.1. WhatWhat areare thethe twot

11、wo environmentalenvironmental protectionprotection groups?groups? WildAid and the WWF 2.2. SoSo far,far, nono scientificscientific studiesstudies havehave shownshown thatthat sharkshark finsfins areare goodgood forfor health.health. ( (翻译句子）翻译句子） 【设计意图: 让学生了解环境保护组织的存在以及如何保护野生动物。 】 Step4.Step4. After

12、After readingreading Listen to the passage and fill in the blanks Some people like to eat sharks fin soup, especially in _China. But getting the sharks fin is very _. Whenpeople catch sharks, they _ _their fins and throw the sharks into the ocean. The shark slowly dies because it cant _ without the

13、fin. And it is also _ to environment. Sharks are at the _ of the food chain. If the number of sharks drops too low, the oceans _is in danger. Please say no to the _ _ _ , and take action to save the sharks! 【设计意图：通过思维导图梳理文章大意，锻炼学生的归纳总结能力。 】 Step5Step5. .DiscussionDiscussion How should we protect the

14、m? For ourselves, stop eating/buying/polluting For the government, 【设计意图：拯救措施展开讨论，全面地增加学生对野生动物现状的了解，从而制定出切实有效 的保护措施。 】 StepStep6 6.Exercise(.Exercise(拓展练习拓展练习) ) Lets clean up the ocean together! We all know its important to have dreams. However, to make the dreams come true is not an easy thing. A

15、young Dutch man named Boyan enjoys working hard to make his dreams come true. When Boyan was 16, he went diving (潜水) in Greece . He was chocked to see more plastic bags than fish in the sea. The boy made up his mind to clean up the ocean. However, everyone told him that there was nothing he could do

16、 once plastic bags went into the ocean. The teenager didnt give up. He spent several months studying plastic pollution. Finally, he came up with a science project using floating barriers(漂浮的栅栏) to collect the waste. That is to say, instead of using nets and ships to collect the plastic bags , the ba

17、rriers can make the plastic bags come together with the help of natural ocean current(洋流)s and wind. Whats more, the collected plastic bags can be recycled and make into products or oil. Boyan won prizes for the project , but that was not enough for him :he wanted to make it a reality (实现). In 2016,

18、 he set up The Ocean Cleanup. Together with scientists, engineers and volunteers, the young man is working hard to clean up the ocean to make our world a better place. Would you like to join them? 66 题完成句子；6768 题简略回答问题； 69 题找出并写下全文的主题句；70 题将文中 画线句子译成汉语。 66. Boyan was shocked to see_ in the sea. 67. What did Boyan make up to do at the age of 16? 68. How did Boyan collect the waste in the ocean? 69._ 70._ StepStep7 7.Homework.Homework 1. Make sentences with the new words and expressions youve learned today. 2. Try to retell the text. 3. Find more information about protecting animals.