1、1 英语（必修第三册）英语（必修第三册） Unit 1 Nature in the balance Extended reading I. Learning objectives By the end of the period, students will be able to: 1. know about the strategy of reading a TV show transcript; 2. understand the pollution in Norgate; 3. analyse the environmental problems around the world and
2、 find out some ways to cope with them; 4. write a short passage about what the world will be like 20 years from now. II. Key competence focus 1. Analyse the causes of the problem and find more solutions to protect the environment. 2. Develop a deep understanding of protecting the environment. III. P
3、redicted areas of difficulty 1. Summarize the points of view of four speakers in the TV show. 2. Find out more solutions to protecting the environment. 3. Write a short passage about what the world will be like 20 years from now. IV. Teaching procedures Step 1 Brainstorming T shows Ss some pictures
4、about pollution and ask them the following questions. What can you see from the pictures What do you think of them? 【设计意图：通过一些图片导入本节课，让学生了解一些常见的污染现象，并畅所欲言表达 心中所感，激发学生兴趣。】 Step 2 Prediction 1. T guides Ss to predict from the title and the picture and brainstorm the pollution in Norgate. T: Can you pr
5、edict what will be talked about in the TV show? 2. T asks Ss to scan the first paragraph and predict what opinions James Smith, Vincent Brown and Julie Archer will hold. T: How many people are there in the TV show and who are they? Can you guess what opinions they will hold? 【设计意图：通过预测和快速阅读来制造悬念，激发学
6、生研读语篇的兴趣。】 Step 3 Detailed reading 1. Read the third paragraph and answer the following questions. What are the environmental problems in Norgate? What does James Smith think should be done to solve the problem? 2 2. Read the fifth paragraph and answer the following questions. How does Vincent Brown
7、 respond to the protest of James Smith? What do the factories do to protect the environment? What benefits have the factories brought to Norgate? 3. Read the seventh paragraph and answer the following questions. What does the committee do for protecting the environment in Norgate? What else should b
8、e done to protect the environment according to Julie Archer? 4. Read the last paragraph and answer the following question. What is the hosts attitude towards the situation in Norgate? 5. T asks Ss to summarize the main viewpoints of the host and three guests. (1) T asks Ss to summarize the main view
9、points of James Smith. Norgate has become seriously polluted over the past 20 years. Factories have caused water and air pollution and endangered public health. Heavy industry should be moved out of Norgate. (2) T asks Ss to summarize the main viewpoints of Vincent Brown. Factory managers care deepl
10、y about the environment and the community. Factories have taken various measures to reduce pollution, even though these measures raise their production costs. Factories have helped Norgates economy and created job opportunities for local residents. (3) T asks Ss to summarize the main viewpoints of J
11、ulie Archer. The committee plays a major role in controlling pollution, but also has a duty to promote economic growth. Different branches of government work together to ensure that development strategies can be followed in an environmentally friendly way. Everyone should do their part to protect th
12、e environment. (4) T asks Ss to summarize the main viewpoints of the host. Norgates fast development has brought increased pollution levels and greatly damaged the environment. The fortunes of our environment and our economy are inseparable. We should build a better future and a cleaner world for ou
13、r children. 【设计意图：首先引导学生找出 Norgate 所存在的环境问题，并找出嘉宾们为环境保护所做 的事情，然后指导学生找出嘉宾和主持人所持的观点。该环节引导学生进行获取、概括、整 合等思维训练活动，培养学生查找和处理信息的能力。】 Step 4 Critical thinking 1. T asks Ss to think about the following question and have a group discussion. Though the factories and the committee have done much to protect the l
14、ocal environment, there is still serious pollution in Norgate. Who should be responsible for this? 2. T asks Ss to think about the environmental problems in Norgate and around the world. (1) T asks Ss to think about the causes, consequences and control of the environment problems in Norgate. Causes
15、of the environmental problems in Norgate: Heavy industry factories moving in Consequences of the environmental problems in Norgate: Dirty and smelly river, smog in the air, harm to the health of the local people Control of the environmental problems in Norgate: Use of new technologies to reduce poll
16、ution, 3 make environmental policies for business to follow, work hand in hand with other branches of government, follow the golden rule of reduce, reuse and recycle (2) T asks Ss to think about the environmental problems around the world and have a discussion in groups. Causes of the environmental
17、problems around the world Consequences of the environmental problems around the world Control of the environmental problems around the world 【设计意图： 在学生发现自己先前的预判与原文的异同时， 教师即可顺理成章地引导学生思 考一个问题：既然工厂和政府都说为保护环境做了很多努力，为何 Norgate 还会有这么日益 严重的环境问题呢？由此顺利引导到下一步， 从Norgate现有环境问题上升到全球环境问题， 让学生进一步思考污染的主要来源有哪些，导致了什么
18、结果，还有哪些措施可以保护环境。 通过让学生深入思考及讨论以上问题，培养其批判性思维以及合作精神。】 Step 5 Further thinking 1. T guides Ss to reflect on the following question: Do you think things will change significantly in the future? 2. T asks Ss to think about what the world will be like 20 years from now and have a group discussion. T asks t
19、hem to organize their ideas with a mind map and offers a sample for their reference. Nature: Animals, plants, air, water, mountains Human beings: Awareness, behaviours 3. T asks some of them to share their ideas. 【设计意图：让学生通过小组合作，结合第四步的措施，思考在这些措施下，未来世界会变 成什么样，形成一张 20 年后世界会怎样的思维导图。为了让学生的思路更清晰，将思维导 图分为人与自然两个部分， 让学生畅想人与自然和谐相处的美好场景， 也能让学生自觉从自 己做起，保护自然。】 V. Homework Write a short passage about what the world will be like 20 years from now.
