Unit 2 Saving the Earth-Topic 3 What can we do at home to protect the environment -Section D-ppt课件-(含教案)-市级公开课-仁爱科普版九年级上册(编号：60377).zip

Unit 2 Topic 3 Section D Writing 一、教学课题：How to write a compositon about planting trees. 二、教学内容：Reading for writing。 三、教学目标: 在本节课结束时，学生能够： 1. 能掌握一些用来写植树造林的词汇、短语、句子句型。 2. 认识到一篇植树造林的结构，能基本写好一篇植树造林的作文。 3. 通过写作，让学生进一步植树造林的意义。 四、教学重点：1.让学生学会如何从阅读中获取有用的信息，来运用于自己的写作。2.学生学会运用一些词汇和 短语和仿写句子。 五、教学难点：1.加工处理获取到的信息后再正确地输出信息。2.学生学会理解植树造林的意义。 六、教学步骤 步骤一 引入 通过一则视频，让学生明确植树造林的意义及其困难。通过教师引导，激发学生写作的兴趣。 Q1: What are they doing? Q2: Why do they plant trees? Q5. Will you be a tree planter like them? 设计意图：引起学生对植树造林的兴趣，明白为什么我们要写植树造林的作文 ，并且为接下来引导学生写植树造 林的作文埋下伏笔。 步骤二 快速阅读，获取信息。让学生快速概括出文章的基本结构并完成连线。 步骤三 仔细阅读，获取细节 A. 教师引导学生仔细阅读范文第一段教师引导学生仔细阅读范文第一段: 1.学生去发现第一段所涉及的植树造林的重要性、当前状况及志愿者的活动。 Para1: importance,present situationg and volunteer activities. 2.反思反思 Why do people cut down so many trees ,然后按要求写作第一段。 设计意图：通过教师引导，学生分析第一段，从而总结出第一段应该怎么去写作。同时让学生的反思加深了学生 认识到植树造林的重要性，从而加强了学生的环保意识！ B.老师引导学生写作第二段老师引导学生写作第二段: （1） 、发现第二段的要素， （2） 、学生通过小组讨论的形式，进行头脑风暴，尽可能选出更多的词或者短语或句子 来描述植树造林会遇到的困难， （3） 、学生划出文中有用的句型。 weather _ 1. Para2 insects _ Working conditions _ 2.other difficulties. 反思反思做事情要想到困难，从而开始写作第二段(5 分钟)，之后鼓励学生展示自己的作文，并点评，以激励学生为主。 步骤四 情感体验 C.写作第三段写作第三段,学会表达自己的观点。学会表达自己的观点。 学生找到表达自己观点的句子并作上记号，让后仿写句子。 Evend though- I believe that- ,if- 最后合并句子表达自己的观点。 Even though-, I believe that - -,(if-) 设计意图：做什么事情都会遇到困难，我们不能被困难吓倒，更重要的是看到未来和长远！ 步骤五 学生总结植树造林的作文结构。 Para1: importance,present situation - Para2: difficulties (weather,insects ,working conditions) Para3: opinon . 步骤六 带动学生真实地展示自己的作文，并点评激励。 步骤七 最后重申对植树造林意义的理解：植树造林不容易，做什么事情都不简单，且行且珍惜！ UnitUnit 2 2 SavingSaving thethe EarthEarth TopicTopic 3 3 WhatWhat cancan wewe dodo at at homehome toto protectprotect thethe environment?environment? Section D Reading and writing By Flyingbird 公安县实验初级中学公安县实验初级中学 张克坤张克坤 Moving the world! 视频 Why do they plant trees? What are they doing? How important is the forest? Forests are the lungs of the earth. Remove carbon dioxide from the air Make oxygen v,去除，使消失 ，移开 Do you think it is easy for them to be a tree planter? Are you afraid of these insects? Will they bite planters? Will you be a tree planter like them ? Writing:如果你是视频中的植树人， 写篇作文谈谈为什么要做植树人？ Would you like to be a volunteer tree planter? 1，众所周知，植树造林很重要，但是现在很多森 林被毁掉! 2，但有人认为，说来容易做来难，植树造林面临 很多困难，自己拟定2-3个方面。 3，最后请陈述你的观点！ Read and get the main idea importance difficulties opinion Para3 Para 1 Para2 _ _ _ 1.Read para 1 and fill in the blank. importance Present situation vonlunteer activities The lungs of the earth. Trees are cut down to build houses Volunteers are working to plant new trees to replace them Thinking Why do people cut down trees? Lets write para1 1，有人认为植树造林很重要，因为森林是地球之 肺，它可以去除CO2(carbon dioxide)同时生成 O2(make oxygon)，但是现在很多森林被毁掉了! （lung ,breathe,remove, cut down) Would you like to be a volunteer tree planter? 2.Read para 2 and find out what difficulties they will face the weather insects working hot,dry,cold,wet bite dangerous Find some verbs(动词）动词）or adjectives(形容词形容词) what adj.干燥的，雨少的，干燥的，雨少的， 干性的干性的v. 使使干，弄干，弄 干，擦干干，擦干 (1)The weather may be very hot and dry or it may be very cold and wet. (2) Many insects bite these planters while they work. (3)Working in the mountains can be dangerous. (4)We must plant different trees to make birds and animals live in the forests (5)some natural disaster like flood or earthquake will destroy the forests. (6)Forests are easy to become ill. Thinking When you decide to be a tree planter ,what do you have to think of?Can you give some examples? When we face so many difficulties,what should we do ? Lets write para2 However ,its easier said than done, face some difficulties.first-,second, At last,- 1，众所周知植树造林很重要，但是现在很多森林被毁掉 ，你会去做植树志愿者(a volunteer planter)吗？ 2，但有人认为，说来容易做来难，植树造林面临很多困 难，自己拟定2-3个方面。 What do tree planters think of trees ? They are changing the world . Even though tree planting is very difficult,they love the work. They believe that in 50 years their little trees will become beautiful forests! Some sentence patterns(句型句型) in para3 and learn to write. 1. Even though tree planting is very difficult,they love the work. 2. They believe that in 50 years their little trees will become beautiful forests! Even though I believe that I am sure that I hope that I wish that Lets write para3 Would you like to be a volunteer tree planter? 1，众所周知，植树造林很重要，但是现在很 多森林被毁掉，你会去做植树志愿者(a volunteer planter)吗？ 2，但有人认为，说来容易做来难，植树造林 面临很多困难，自己拟定2-3个方面。 3，最后请陈述你的观点！ Would you like to be a tree planter when you are older ? Why or why not ? Have a try P1. Lungs ,breathe, remove ,cut down P2. However,its easier said than done ,firstly, secondly(whats more),At last,- P3. Even though ,-. I belive/am sure that Speaking Planting trees may be hard in life,we are happy in spirit! History is created by the bravers! Homework-Writing Write a short passage about 80 words, Explain why you want to be or not to be a tree planter based on your talking just now, using proper words and expressions we learnt today. We learn: 1. Some words: dry,remove,replace insect bite planter 2. Some phrases: cut down; face difficulties;so that; even though 3. Some sentences: (1)Without them, it cannot breathe. (2)Even though tree planting is very difficult,they love the job. We can: 1. Use the compound sentence correctly. 2. Realize the importance of the forest. Summary By flyingbird