1、Unit 8 Green Living Lesson 3 “White Bikes” on the Road 【第一学时】【第一学时】 【学习目标】【学习目标】 1获取“白单车”及后续发展的事实性信息（如背景条件、后续阶段、每个阶段的基本 特点、影响、优缺点等） ； 2绘制思维导图介绍“白单车”的“前世今生” ； 3总结“白单车”在发展过程中遇到的问题，分析影响共享单车发展的因素。 【学习重难点】【学习重难点】 理解“白单车”的发展历程，并对共享单车的发展发表个人看法。 【学习过程】【学习过程】 1. Watch a short video clip and talk about shared
2、 bikes. Then answer the questions. (1) Are there shared bikes in your city? (2) Do you know in which city the idea of the first shared bikes was born? (3) What else do you want to know about shared bikes? 2. Read the text, and find out the main information about Amsterdam and the development of “whi
3、te bikes”. Answer the questions. (1) Why is Amsterdam called “the City of Bicycles”? (2) How did the idea of “white bikes” start? (3) How has it been developing since then? 3. Practise introducing the development of “white bikes” in groups of four. Student A: Amsterdam Student B: in the 1960s Studen
4、t C: 1999 Student D: nowadays 4. Discuss the future of the shared bikes. How do you understand the sentence “Where will bike-sharing go in China? You decide.”? 5. Search online for more information about bike-sharing. Write down at least three pieces of advice on how to help bike-sharing go smoothly
5、 in your city. 【第二学时】【第二学时】 【学习目标】【学习目标】 1分析“白单车”获得成功的原因，并从不同的角度提出促进共事单车在北京发展的建 议； 2了解名词动词同形现象，使用其正确形式完成句子； 3介绍北京共享单车的情况，提出文明使用共享单车的建议。 【学习重难点】【学习重难点】 理解名词动词同形现象并正确使用，对共享单车的文明使用提出建议。 【学习过程】【学习过程】 1. Work in groups. Introduce the development of “white bikes”. Answer the questions. (1) What makes “whi
6、te bikes” successful in Amsterdam? (2) What factors influenced the development of bike-sharing? 2. Work in groups to figure out: What do each group of people can do to help bike-sharing go smoothly in Beijing? Group A: city officials Group B: the general public Group C: shared bike companies Group D
7、: (it can be teenagers, policy makers, etc.) 3. Write an e-mail informing an English friend of the development of bike-sharing in Beijing. Use the required part of speech of the given words correctly in the e-mail. Unit 8 Green Living Viewing Workshop 【学习目标】【学习目标】 1获取视频中关于太阳能的信息并完成填写任务，回答相关问题； 2利用思维
8、导图和流程图来帮助梳理太阳能的转化知识和实例； 3全面了解太阳能和风能的有关知识，对可再生能源利用进行评价。 【学习重难点】【学习重难点】 利用思维导图和流程图来帮助梳理信息，对可再生能源进行评价。 【学习过程】【学习过程】 1. What do you know about solar energy? 2. Watch the video and answer questions. 1) What is solar energy? 2) What do we use solar energy for? 3) What form of energy can solar energy chang
9、e into? 3. Complete the information about solar energy. 1) Solar energy is what makes you feel _. 2) Solar energy is what causes solar panels to turn sunlight into _. 3) Solar energy is what sets a piece of paper _ under a magnifying glass. 4) We see solar energy as _ and we feel solar energy as _.
10、4. Watch the video for the second time. Draw a mind map to show the relationship between solar energy, mechanical energy and chemical energy. 5. How does solar energy turn into mechanical energy and chemical energy? 6. Can we mainly rely on solar and wind energy since both of them are clean energy? Why? 7. Write down a full report of solar energy, covering its strengths and weaknesses.
