八年级英语下册 Unit 8 A green world Comic strip and Welcome to the Unit教案 .doc

教学资料范本八年级英语下册 Unit 8 A green world Comic strip and Welcome to the Unit教案 编 辑：_时 间：_Unit 8 A green world教学目标: 1. 能准确运用有关如何保护环境的表达。2. 能就环保的话题展开讨论。3. 培养学生保护环境的意识。教学内容：四会内容 词汇：dig serious cause wise 词组：take shorter showers turn off三会内容 词汇：breadfruit reduce recycle教学重难点 1. 能准确运用有关如何保护环境的表达。 2. 培养学生保护环境的意识。教学步骤：Step 1 ReviewStep 2 Presentation1. 教师呈现漫画部分小铲子的图片、问学生：Look, I have a trowel. What can we use it to do?学生边回答教师边板书：To dig holes.2. 教师告诉学生：Hobo is going to dig holes. Do you know why? Lets find out the answer together.3. 教师播放录音、要求学生听录音回答问题：Hobo will plant trees.4. 教师再次播放录音、要求学生跟读、并回答更多问题：(1) Why does Hobo want to plant more trees? (Because trees are good for us.)(2) Does Eddie want to go with Hobo? (Yes, he does.)(3) What does Eddie want to plant? (He wants to plant breadfruit trees.)Step 3 Practice1. 指导学生跟录音集体朗读。教师说：Listen to the tape and follow in chorus. Pay attention to your pronunciation and intonation.2. 将全班分成两大组进行分角色朗读。教师说：These two teams will read Eddies part and these two will read Hobos part. 启发学生有感情地朗读、从音色、节奏、速度等方面进行设计。Step 4 Activity1. 组织学生同桌分角色有感情地朗读对话、并设计符合漫画内容的面部表情和肢体语言。教师说：Work in pairs and read the conversation between Eddie and Hobo. You can add your own ideas.2. 选几组不同层次的学生进行展示。Step 5 Presentation1. 激发学生对环保活动的兴趣、让他们谈谈参加过的或知道的环保活动、鼓励他们详细叙述。2. 教师呈现图片、问学生：Whats the boy doing? Why? 和学生一起回答、即时呈现新词汇、 教师将其写在黑板上、领读并用英文解释、确保学生掌握其读音和释义。3. 教授新的短语：reduce air pollution、take shorter showers、save energy、turn off the lights.4. 学生独立完成A部分的练习。分别让四名学生回答、全班核对答案。Step 6 Activity1 展示有关污染的图片、教师说：Our planet is in trouble! We should try our best to protect the environment. What else can we do? 启发学生运用头脑风暴法、想出更多保护环境的方法。2 教师呈现以下句子供学生讨论时参考。（1）（2） Use cold water instead of warm or hot water to wash our hands when possible.（3） Use both sides of a piece of paper.（4） Send e-cards instead of paper cards.（5） Buy products that you can use again. （6） Reduce waste.Step 7 Practice1. 教师说：Living a green life is helpful for protecting the environment. Mr wu and the students are talking about it.2. 播放录音、让学生跟读并理解B部分的对话、找出对话中谈到的保护环境的常见措施：(1) take the underground to school/work(2) choose public transport, ride bicycles(3) take shorter showers to save water(4) turn off the lights when we leave a room3. 学生四人一组进行对话练习。教师说：Do you know how to live a green life? Discuss it in groups of fo