人教版八下-Unit 7 what's the highest mountain in the world -Section B 2a—3b Self check-ppt课件-(含教案+视频+音频)-省级优课-(编号：b7141).zip

Unit 7 Whats the highest mountain in the world? Section B (3a-3b) Learning to write 版本：2011人教版新目标英语八年级下 What do you know about whales? Activity 1 However, the number of whales decreases rapidly every year. 3a. Read the following words and phrases about whales. Put them in the correct place in the chart. Humans catch whales for meat, fat and oil Eat small fish and other sea life Jump high out of the water Rules on whale protection Huge Water pollution Live in the sea Some kinds have teeth Learn more about whales Stop putting rubbish into the sea Sing songs Whale parts sold to make things like candles and soap What do they look like? Where do they live? What do they eat? What can they do? Why do some of them have to be protected? How can we protect them? Huge; Some kinds have teeth Live in the sea Eat small fish and other sea life Jump high out of the water; Sing songs Humans catch whales for meat, fat and oil; Water pollution; Whale parts sold to make things like candles and soap Rules on whale protection; Learn more about whales; Stop putting rubbish into the sea Lets have a look at other endangered animals. Activity 2 曾广泛分布于中国东部、日本、俄罗斯、 朝鲜等地，由于环境恶化,大量的水田农 药，生存空间越来越狭小导致种群数量 急剧下降，至20世纪80年代仅我国陕西 省南部的汉中市洋县秦岭南麓仅有7只 野生种群，后经人工繁殖，种群数量已 达到2000多只 Golden monkey(金丝猴) 由于人类的过度开发，乱砍森林，金丝猴的栖息地越来越小，他们的生存空间受到 威胁，因而他们的繁衍也受到了濒临灭绝的威胁。 森林面积减少，人类大量捕杀， 现仅存 72只。 中国特有的淡水鲸类，仅产于长江中下游。 在20世纪80年代由于江水污染等原因，白鳍 豚种群数量锐减，2002年估计已不足50头 人类大量捕猎、猎杀，种群规模缩小 ,栖 息地受到严重破坏，生存空间缩小（森林 采伐、毁森开垦 )自然环境污染严重 Discuss in groups: Why these animals are endangered? Each group sends one student to the front of our classroom to act as one of the endangered animals. Task 1 Task 2 最佳表演奖 最佳语言奖 最具潜质奖 方法一 :善用词汇 善用高级词汇 Writing skills Which is better? 他们在海滩上听音乐。 A They listened to the music on the beach. B They enjoyed the music on the beach. Which is better? 我希望你能帮助我。 A I wish you can help me. B Im looking forward to your help. 方法二 :活用多种句型 Writing skills 她还小，搬不动这么重的箱子。 A She is very young. She cant carry the heavy box. B She is too young to carry the heavy box. C She is so young that she cant carry the D She is not old enough to carry the 方法三 :妙用关联词 Writing skills 1.表示并列或递进表示并列或递进: and, as well as, whats more 2.表示选择表示选择: or, eitheror 3.表示转折表示转折: but, however, althoughthough 4.表示因果表示因果: because, so, as a result 5.表示条件表示条件: if , unless 6.表示顺序表示顺序: firstly, secondly, next, later, finally, in the end 7.表示结论表示结论: all in all, altogether, in a word, generally speaking, in short 关联词(connection words) Lets Do it now ! / Dont do it again! As students, we should start from ourselves. Dont wait. Join us now! Start to join us now! How amazing! I cant wait! Save animals! Save Ourselves! Save our planet! _ _ _ _ _ Since we have acknowledged so much about endangered animals, whats your feeling about them ? What should we do? Please write an article named “Lets protect endangered animals!” Lets go for it! (the beginning) (the ending) the body （正文） 提出倡议或号召！ 为什么很多动物濒临灭绝 我们应该怎么做去保护濒危动物 (15 minutes) Lets protect endangered animals together! Here is an evaluation scale(评价标准) Is there a topic sentence( 主题句)? Is there a timeline? Did I use the right tense verbs? Are there any grammatical mistakes（语法错 误）? Modify(修改) each others article in pairs according to the evaluation scale above. Correct mistakes as possible as you can. Lets share your articles Each group hands in one article and we will modify the articles together on the screen. Lets go! All of you did a really good job. I feel so proud of you! According what we learn today, if you want to write a wonderful article, you have to pay attention to the following points: 1) format(格式) 2) tense(时态) 3)spelling(拼写) 4)punctuation(标点) 5) topic sentences （主题句） A. Improve the letter you wrote . B. Share the letter with your friend, find and learn some better sentences. 教学设计教学设计 U U nit7nit7 SectionSection B B 3a3a 3b3b ( (写作课写作课 LetsLets protectprotect thethe endangeredendangered animals!animals!） 教学目标：让学生进一步学习巩固写作的格式和时态，并掌握关于 写作的方法及策略。拓展学生的知识面，充分挖掘学生的潜能，培 养学生学英语的兴趣。提高他们的学习水平。培养学生保护环境保 护濒危 动物的意识。培养学生良好的道德品质和人文素养;发展学生的个性， 提高他们的基本素质。 教学内容：本节课是以八年级下 unit7sectionB 3a-3b 中的保护鲸 鱼为话题展开，要求学生写一篇“Lets protect endangered animals together!”的说明文来表达提倡保护大自然保护动物的建 议 教学重点：培养学生的写作能力以及英文思维写作模式，学习写作 技巧策略 教学过程： StepStep 1 1 Pre-writingPre-writing activitiesactivities 1. Show students some pictures of whales and finish the task on page55. 【设计意图设计意图】由保护鲸鱼的主题出发由保护鲸鱼的主题出发, ,为下面的话题引出做好铺垫为下面的话题引出做好铺垫 2. Show pictures of some endangered animals and some basic information of them. 【设计意图设计意图】利用精美的图片引导学生形成特定的写作情感氛围利用精美的图片引导学生形成特定的写作情感氛围, , ，使学生积极参与语言实践活动。，使学生积极参与语言实践活动。. . 3进行小组讨论，为什么这些动物成为濒危动物,怎样才能保护这 些濒危动物。 【设计意图设计意图】激活学生头脑中和写作话题激活学生头脑中和写作话题 protectprotect endangeredendangered animalsanimals 相关的东西，如想法、概念、形象等酝酿写作的思路，供相关的东西，如想法、概念、形象等酝酿写作的思路，供 拟稿阶段（拟稿阶段（draftingdrafting stagestage）选择有写的价值和意义的东西时参考。）选择有写的价值和意义的东西时参考。 4. 讨论后分别写下自己的观点，每小组派几名同学说出小组讨论 结果 【设计意图设计意图】通过写短句，为后面写整篇作文做号铺垫。通过写短句，为后面写整篇作文做号铺垫。 5. 总结信息并列出信息表格 StepStep 2 2 While-writingWhile-writing activitiesactivities 1. Give students some writing skills. 2. Writing Write an article with the title “Lets protect endangered animals together!” 【设计意图设计意图】由布局谋篇的技巧学习过渡到实际运用，从热身活动由布局谋篇的技巧学习过渡到实际运用，从热身活动 过渡到实际过渡到实际“下水下水”。 StepStep 3 3 post-writing.post-writing. 1. Share the writing. 2.展示评价 1) Each group hands in one article. Teacher shows them on the screen and evaluates them one by one. 2) Choose several Ss to evaluate the article item by item in the evaluation scale. 3) Each group elects the best piece from all the article of them and give them to the teacher. T: Ill show them on the screen. The group leaders will give a grade (等 级) to each article according to the evaluation scale. A. best B. better C. good D. just so-so Praise top three article 3. 总结探究 T: If you want to write a wonderful article, you have to pay attention to the following points: 1) format(格式) 2) tense 3)spelling(拼写) 4)punctuation(标点) 5) topic sentences 【设计意图】经过前面多种形式的反复操练，进入概括总结阶段。引导学生回 顾达成目标的过程，总结写好作文的要素, 升华提高。 Step 4 Homework 1. Improve the article you wrote. 2. Share the article with your friend, find and learn some better sentences.