牛津译林版高中英语必修五Unit2《Theenvironment》教学参考

1、本文格式为Word版，下载可任意编辑 牛津译林版高中英语必修五Unit2Theenvironment教学参考 Unit 2The environment 【美文阅读】 人类的贪婪是环境恶化的主要理由。然而，除此之外还有其他因素吗？ Is our environment being destroyed by greed? The environment has been suffering from all forms of damage；especially in recent years global warming seems to be the main problem.Many tim

2、es，environmental worsening，in the form of running out of natural resources，and air，water and land pollution，is caused by the irresponsible behavior of humans.Nations，like the United States，set themselves above the ruin and damage of the environment.However，it will be unfair to state that environment

3、al worsening is brought about only by greed.Other factors，such as the inability of some developing countries to find other choices of survival，also play a part in contributing to environmental problem. The state of the environment has been the concern of scientists in recent years.In the case of glo

4、bal warming，greed，in the sense of economic benefits of a country，actually contributes to the ruin of the environment.This is seen in the case of the United States refusal to carry out its agreement to the Kyoto Protocol(京都议定书)，where countries come together and help deal with the increasing emission

5、of greenhouse gases.If the US agreed to it，it would mean that it has to cut back on its Gross Domestic Product(GDP)growth. Another reason for environmental worsening is that some developing countries have few or no other choices to making money for their survival.For example，slash-and-burn(刀耕火种)is t

6、he cheapest way for poor farmers even though it creates a serious environmental problem.Should they not practice slash-and-burn，they may not be able to clear the land in time for agricultural activities to support themselves and their family members.For them，environment concerns are secondary as com

7、pared to their survival. Therefore，to save the environment，everyone，be it young or old，rich or poor，should play a part in protecting the earth，as a collective effort definitely makes a big difference. 【诱思导学】 1What are the forms of environmental worsening according to the passage? _ 2Why does America

8、 refuse the Kyoto Protocol? _ 3What causes the worsening of the environment? _ 【答案】 1.Global warmingRunning out of natural resourcesAir，water and land pollution 2Because it will damage Americas economic development. or：Because it means the US will have to cut back on its GDP growth. 3Human beings gr

9、eed and their inability to find other choices of survival. Period Previewing (教师用书独具) 教学目标 本课时主要是通过学生对学案所给出的内容的学习，了解本课文中所出现的词汇，初步了解课文以及相关的背景知识，对下一堂课中课文的全面理解起到一个铺垫作用。 教学地位 本文是一篇辩论，需要学生在预习过程中初步了解辩论的基本方式、流程和目的，并了解当前世界经济的发展对环境造成的影响。 (教师用书独具) 新课导入建议 建议教师以课本第21页的图片导入新课，要求学生分组探讨四幅图片，并提出问题：What can you see

10、from the pictures？Try to describe them and tell which of these problems are caused by nature and which are caused by man.In groups you can think of other natural disasters and peoples activities that damage the environment. 教学流程设计 导入新课。?学生阅读“美文阅读并完成“诱思导学(见学案第26页)。?学生就“美文阅读进行探讨，统一答案。? 学生再次阅读课文(课本第222

11、3页)并完成“语篇理解(见学案第27页)。?师生共 同探讨并统一答案。? 让学生快速阅读课文(见课本第2223页)并完成“篇章结构(见学案第27页)。 ? 学生共同探讨，并让学生发表各自见解，结果统一答案。? 错误!?错误! ? 让学生根据所给出的表格进行“自我评估(见学案第28页)。?学生探讨，并让学生代表发表他们探讨得出的答案，老师予以更正。?让学生完成“知识初探部分(见学案第28页)。 ? 错误! (见学生用书第27页) .篇章结构 4damage 5.concerned 6.reducing7.recycling 88b5613cf326c1eb91a37f111f18583d0496

12、40fe2ws10.taxes .语篇理解 阅读P2223页课文，从每题所给的3个选项中选择最正确答案 1What is the focus of the debate according to the passage? ADeveloping economy is the most important. BPreserving the environment is the most important. CThe relationship between the environment and the economy. 2Of all the following subjects，which

13、 is NOT wholly talked about by Lin Shuiqing? ARecycling，industrial waste and population. BFishing，chemical waste and pollution. CProduction，recycling and taxes. 3We can infer that both sides agree on the point that _. Apeople should cut back on production and reduce the amount of things we make and

14、buy BRecycling will help in both the fields of economy and environment CIt is very important to reduce the amount of jobs 4What does the sentence“People often have this belief that development is bad for the environment，but this does not have to be true.mean? AEconomic development is good for the en

15、vironment. BEconomic development is bad for the environment. CEconomic development is not always bad for the environment. 5Which of the following is NOT mentioned in Lin Shuiqings speech? AIndustrial waste destroyed many places and killed many plants and animals. BFactories producing poisonous chemi

16、cals should be closed down. CFishes died because of more than one reasons. 【答案】 1.C 2.C 3.B 4.C 5.B .课文缩写 Lin Shuiqing is a 1._.She thinks 2._ protection is more important.Many places have been destroyed by chemical 3._.Many plants and animals have died.Fishing boats catch large numbers of fish with

17、out giving them time to 4._ eggs.Also the worlds population has grown by six times what it was in 1800.People should cut back on 5._，think more about 6._ our waste，and teach people about ways of living that do not harm the environment. Qian Liwei is a 7._.He thinks that many factories are 8._ about

18、the environment and have done something to protect it.Cutting back on production to save the environment is not wise，as people are more 9._ than fish and trees.Those factories which pollute the environment should have to pay higher 10._. 【答案】 1.spokeswoman 2.environmental 3.waste 8b5613cf326c1eb91a3

19、7f111f18583d049640fe2y 5.production 6.recycling 7.consultant8.concerned9.important10.taxes .词义搭配 1belief Aan argument or discussion expressing different opinions 2credit Bto treat things that have already been used so that they can be used again 3debate Cto work in a particular way or to use or control a machine 4duty Dready or pleased to do sth. 5greedy Epraise or approval 6operate Fwanting more money，power，food，etc，than you really need. 7recycle Gan opinion about sth.；