八年级英语下册 Unit 8 A green world 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 Welcome to the Unit教案 编 辑：_时 间：_A green world教 学目 标1. 能准确运通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。重 点难 点词汇： dig serious cause wise词组： take shorter showers turn off词汇： breadfruit reduce recycle教学过程二次备课一、创设情境-引锚Warming up by asking questionsTeacher shows a picture of a trowel.Ask: Look, I have a trowel. What can we use it to do?Ss: To dig holes.T: Hobo is going to dig holes. Do you know why? Lets find out the answer together.Teacher plays the tape and students find the answer: Hobo will plant trees.Teacher plays the tape again and let the students answer more questions:(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.)二、自主合作-探锚探究活动一Talking about four pictures on page 106.Read after the tape. Teacher: Listen to the tape and follow in chorus. Pay attention to your pronunciation and intonation.Divide the class into two big groups and read the four pictures.（活动方式：独自回答小组讨论、校对）探究活动二 ActivitiesOrganize the students to play the roles and read the dialogue.Teacher: Work in pairs and read the conversation between Eddie and Hobo. You can add your own ideas.Choose some students to act out their shows.（活动方式：独自回答小组校对、讨论表演）探究活动三 1. Talk about a green life.Teacher shows a picture and ask students : Whats the boy doing? Why?T: We can protect the environment by recycling waste.Teach new phrases: reduce air pollution, take shorter showers, save energy, turn off the lights.Let the students finish the exercises of Part A.2. Show the pictures of pollution. Teacher: Our planet is in trouble! We should try our best to protect the environment. What else can we do?Teacher presents the following sentences for the students:(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.3. Practice.Teacher: Living a green life is helpful for protecting the environment. Mr Wu and the students are talking about it.Play the tape and let the students read after the tape, try to find the methods of protecting the environment:(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 room4. Let the students practice the dialogue. Teacher: Do you know how to live a green life? Discuss it in groups of four.（活动方式: 小组讨论表演）三、归纳总结-悟锚What have you learned in this class? Do you have any questions to ask? _四、检测反馈-固锚 五、评价提升-省锚布 置作 业1.Read the 2.Try to revise the phrase and sentences in this period.3. Finish the exercises in Workbook板 书设 计e unit plant trees be good for like digging in the garden plant breadfruit trees World Environment Day be busy discussing talk about ways to live a green life reduce air pol