2010-2011学年高二英语 Module5 U2 The Environment教学案 牛津版

1、10-11学年高二英语教学案Module5 U2 The Environment Welcome to the Unit 【学习目标】:1.合作学习，积极参与讨论有关environment 的话题，养成环保意识。 2. 学习并掌握部分新单词及短语【学习重点】: 提高口头表达能力，掌握部分新单词及短语【学习难点】: 如何提高口头表述能力及提高阅读能力。课前预习1 Learn and study the following words environment environmentalist environmentally-friendly atnmosphere pollution plasti

2、c bags poisonous waste rubbish chimney industry balance of nature forest chemical desert sandstorm recycle damage protection drinking water fertilizer2.List the natural disasters you know:hurricanevolcanoNatural disasterstsunami 3 Search for information about some environmental problems you know :su

3、ch as floods, forest fires , the greenhouse effect; acid rain. Prepare for the discussion in class. _二.课堂学习1. Talk about the environmental problems .2 Talk about the pictures on P21 and discuss how to solve the problems Problems Causes SolutionWhite PollutionAir pollutionDecrease of ForestsForest fi

4、reSandstormsWater Pollution4. Read the passage and complete the blanksThis summer, heavy rains have caused huge floods which have killed more than 1,000 people and left more than 1 million homeless in China and Eastern Europe. Scientists at the Earth Summit said that these natural disasters were a w

5、ake-up call for human beings to act more quickly to stop the planet from becoming too hot.The United Nations has made the environment one of the key areas for discussion at the summit in Johannesburg, South Africa. About 65,000 people from 185 countries are attending the meeting, which is being held

6、 from August 26 until September 4.Scientists say that many things that humans have been doing over the past 100 years, such as deforestation (采伐森林) and sending greenhouse gases into the atmosphere, have changed the climate of the earth.Robert Watson, the UN's leading scientist, believes the eart

7、h's temperature could rise by up to 5.8 degrees centigrade over the coming century."This change will lead to more extreme weather patterns, such as floods and droughts," he said at the summit.This summer the central and southern China have faced floods due to deforestation and soil ero

8、sion (水土流失). On the other hand, much of the country is suffering from drought.The very serious water shortages, the worst in the past 100 years, have hit about 1 million people in Shandong Province. The region received just half its normal yearly rainfall from June 1 to August 29. Farmers have had t

9、o buy water from other places.The Chinese officials at the Earth Summit say greenhouse gases are one of the country's biggest environmental problems. This is because these gases are one of the biggest reasons why there has been such a great change in the earth's climate.As more people use mo

10、re cars, more gases will be sent into the air, which will cause the earth to get warmer."The situation will become worse if China doesn't choose the right means of transport," said Liao Xiaoyi, president of the non-governmental group Global Village. "It's very important for Ch

11、ina to develop its public transport instead of private cars."Besides climate change, other important issues will be discussed during the summit. They include how to deliver food, water and sanitation to the poor, and how to maintain the biodiversity (保持生物多样化).One of the key issues discussed at

12、the Earth Summit: global 1_CauseEnvironmental problems _2 What 3 have been doing over the past 100 years. 4 (floods, draughts, serious water shortage, etc) .The change of 5 will lead to more extreme 6 .China must deal with 7 : should choose theright means of 8 .三.课堂检测1Phrases:1)pour into _ 2). piles

13、 of rubbish _ 3)classify and recycle _ 4). let out industrial waste _ 5)give off poisonous gases _ 6). affect peoples life _ 7)takeinto consideration _ _ 8). natural disasters _ _9). a wake-up call _ _ 10). develop economy _ _ _ _11). water shortages _ _ 12). acid rain _ 15). 阻止 _ _ 16). 处理 _ _ _ 17

14、). 制定法律 _ 18) 保护环境 _ _19). 白色污染 _ _ 20).砍伐树木 _ _21). 全球变暖 _ 22).导致 _ _ 23). 减少污染 _ _ 24)造成损害 _ _ 25). 污染环境 _ _ _ 26).有害健康 _ _27). 塑料袋 _ _ _ 28).破坏生态平衡_ _ _ _2. ReadingA simple piece of clothesline hangs between some environmentally friendly Americans and their neighbors.On one side stand those who s

15、ee clothes dryers(干衣机) as a waste of energy and a major polluter of the environment. As a result, they are turning to clotheslines as part of the “what-I can do environmentalism(环境保护主义).”On the other side are people who are against drying clothes outside, arguing that clotheslines are unpleasant to

16、look at. They have persuaded Homeowners Associations (HOAs) access the U.S. to ban outdoor clotheslines, because clothesline drying also tends to lower home value in the neighborhood. This had led to a Right-to-Dry Movement that is calling for laws to be passed to protect peoples right to use clothe

17、slines.So far, only three states have laws to protect clothesline. Right-to-Dry supporters argue that there should be move.Matt Reck, 37, is the kind of eco-conscious(有生态意识的) person who feeds his trees with bathwater and reuses water drops from his air conditioners to water plants. His family also u

18、ses a clothesline. But on July 9, 2007, the HOA in Wake Forest, North Carolina, told him that a dissatisfied neighbor had telephoned them about him clothesline. The Recks paid no attention to the warming and still dried their clothes on a line in the yard. “Many people say they are environmentally f

19、riendly but they dont take matters in their own hands,” says Reck. The local HOA has decided not to take any action, unless more neighbors come to them.North Carolina lawmakers are saying that banning clotheslines is not the right thing to do. But HOA and housing businesses believe that clothesline

20、drying reminds people of poor neighborhoods. They worry that if buyers think their future neighbors cant even afford dryers, housing prices will fall.Environmentalists say such worries are not necessary, and in view of global warming, that idea needs to change. As they say, “The clothesline is beaut

21、iful”. Hanging clothes outside should be encouraged. We all have to do at least something to slow down the process of global warming.” (2008ZJJ)1. One of the reasons why supporters of clothes dryers are trying to ham clothesline drying is that _.A. clothes dryers are more efficient B. clothesline dr

22、ying reduces home valueC. clothes dryers are energy-saving D. clothesline drying is not allowed in most U.S. states2. Which of the following best describes Matt Reck? A. He is a kind-hearted man. B. He is an impolite man. C. He is and experienced gardener. D. He is a man of social responsibility.3.

23、Who are in favor of clothesline drying? A. Housing businesses. B. Environmentalists. C. Homeowners Associations. D. Recks dissatisfied neighbors.4. What is mainly discussed in the text? A. Clothesline drying: a way to save energy and money. B. Clothesline drying: a lost art rediscovered. C. Opposite

24、 opinions on clothesline drying. D. Different varieties of clotheslines.四课后作业Written Work在世界环保日到来前夕，联合国教科文组织就如何处理垃圾问题向全世界中学生征文。请你以Saving Our City为题，写一篇120词左右的短文。文章的第一句已给出，但不计入总词数。 提示： 1城市垃圾的危害：污染环境；有害健康。2你所在的城市是如何处理垃圾的：(1)垃圾分类； (2)报纸、玻璃的再利用；(3)填埋有害垃圾；(4)处理废水、废气； (5)尽我们的所能，爱护环境，保护环境。sort 分类It is impo

25、rtant to deal with the rubbish in cities高二英语教学案Module5 U2 The Environment Welcome二.课堂学习1 warming; 2 Measures; 3 people/humans; 4 Disasters; 5 temperature; 6 weather patterns.; 7 greenhouse gases; 8 transportation.三.课堂检测词组：1)倾倒 2).成堆的垃圾3)分类与回收 4). 排放工业废物5)释放有毒气体 6). 影响人们生活 7)考虑 8).自然灾害 9). 警钟 10). 发展经济 11).水源短缺 12). 酸雨15). preventfrom 16).deal with17). pass law 18) protect the environment19). white pollution 20).cut down trees21). globle warming 22).lead to 23). reduce pollution 24)cause damage 25). pollute the environment 26).do harem to health 27).plastic bags 28).d