版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
1、北师大高一 必修 3Unit 7Lesson 2Protecting the SeaTeaching aims:To get students to know something about the sea pollutionTo talk about how people use the seaTo practice listening for specific informationTo practice using abbreviationLets enjoy the wonderful sea and its rich recourses.the pure and beautiful
2、seaHowever, do you know how about the sea is now?DirtyPollutedThe sea is being ill now. It is badly polluted.Oil and petrol polluted the sea. Sea pollution caused fish and sea animals to die.How is the sea important to people? People can get sea food such as fish, sea animals and plants. The sea is
3、rich in many natural resources. We can get oil, natural gas and some metals, besides, the sea has a great effect on climate on the earth.Japanese ships are killing the whale.How cruel they are!The sea is important to us. But with the development of society, human beings explore and seize the sea wit
4、hout limit, as a result, do harm to the sea.Harvest fish now, what about the future?over-fishingWhat happened?The oil tanker was upset, oil poured into the sea.What is the result?Who can save the poor birds?In 1989 an oil tanker hit a rock off the northwest coast of Alaska. 35,000 tons of oil poured
5、 into the sea. The accident was one of the worst in history. More than 34,000 birds and 10,000 animals were killed. 4,800 square kilometers of ocean were polluted.industrial wasteThe Sea is weeping.What will happen?Is there nothing with us?red tideChina has been experiencing increasing red tides off
6、 the Chinese coast since the 1990s due to increasing pollution caused by industrial waste.According to an official report, during the past 20 years, a total of 200 red tides have been registered (经正式鉴定的) causing 240 million U.S. dollars in direct economic losses. The 45 major red tides occurred in t
7、he Bohai Sea, the Yellow Sea, the East China Sea and the South China Sea. About 4 billion tons of industrial waste water are discharged (排放) into the sea every year , resulting in the accumulation(积累)of organicpollutants blamed (归咎于有机污染物) for the growing outbreaks of disastrous red tides. Red tides
8、may also destroy marine lives (海洋生物) and bring harm to marine cultivation industries (海洋养殖业).1. You are likely to notice something about sea pollution in your city or hometown. Please talk about it. 2. If we go on polluting the sea what is the result? If the government go on allowing the industrial
9、waste from factories to pour into the sea and rivers, it is not safe to eat the fish. If we go on pouring the rubbish into the sea, it is no longer safe for swimming, as a lot of diseases are present in the water. If we go on polluting the sea like that, children in the future will not see the beaut
10、iful blue sea.3. What measures do you think we should take? The government should make laws to protect the sea. We take action like them to protect the sea. cleaning oilThe people of the Green Peace Organization (绿色和平组织) are struggling with the ship for catching whales.What are they doing? We should
11、 spread the knowledge about protecting the sea and let people realize the importance of the sea. Zhi Hong and Fang Zhou are also talking about protecting the sea. What will they say?Listen to the tape and choose the right answer. 1. What can be done about over fishing?A. man-made raising fish B. in
12、the worst areas they ban fishing for several yearsC. control the number of fish people can catchC2.Whats the result of over fishing?A. There are less fish to catch. B. People can fish too much.C. They can catch more fish than before by better technology.A3.What are some government departments doing
13、about sea pollution?A. Punishing people who keep a record of levels of population.B.Thinking of ways to reduce population.C. All departments must be responsible for finding where pollution comes from.BListen to the tape again and fill in the blanks.1. Thats when people fish _ and the number of fish
14、_. Some fish may disappear altogether.too muchfalls too low2. So there are more fishermen _? Well, they hope to _, but there are _ to catch, so they _.catching more fishcatch more fishless fishsimply cant3. All sorts: chemicals, plastic, rubbish, oil; most of them come from _ and _.industrialagricul
15、tural4.They also try to help people to _ so there are _ trying to _.less peoplemaking a living from fishingget other kinds of jobs Listen to the interview again and answer the questions.1. What is the Problem 1? Pollution.2. What is the Problem 2? Over-fishing.3. What are the causes for Problem 2? T
16、oo many fishermen in the same place, better technology can catch more fish.4. What are the causes of Problem 1? Chemicals, plastic, rubbish, oil, industrial waste, and agricultural waste.5. What are the solutions to Problem 1? Government departments look for ways to reduce pollution, keep a record o
17、f levels of pollution, finding where it comes from, punishing people who cause pollution and break the law.6. What are the solutions to Problem 2? Control the number of fish that people can catch, ban fishing completely, help people to get other kinds of jobs. A: What are you going to do for your se
18、a project?B: Im interested in history of sea travel.Now work in pairs. Take turns to tell each other about your projects. When you listen, try to show interest. A: Oh, really?B: Yes. I want to know how human beings crossed the sea to land other places in a small boat.A: Oh! It is hard to imagine.B: Mm. They were brave and clever enough to explore unknown land.A: What do you already know about the
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 中国磁力耦合器行业应用潜力及未来前景预测研究报告(2024-2030版)
- 中国硫酰氟行业产销态势及发展策略规划研究报告(2024-2030版)
- 中国石油苯行业竞争态势及投资策略研究研究报告(2024-2030版)
- 中国盐酸异丙嗪片行业发展动态及应用前景预测研究报告(2024-2030版)
- 中国电磁线行业发展现状与需求预测分析研究报告(2024-2030版)
- 中国生姜及深加工行业经营状况及投资盈利预测研究报告(2024-2030版)
- 中国环己酮行业运行趋势及投资动态预测研究报告(2024-2030版)
- 中国燃油泵行业竞争态势及应用趋势预测研究报告(2024-2030版)
- 中国流媒体音乐行业消费态势与营销趋势预测研究报告(2024-2030版)
- 中国汽车车载充电器行业市场现状分析及竞争格局与投资发展研究报告(2024-2030版)
- 家政服务公司项目融资计划书
- 110kVXX线路安装防鸟设施工程方案
- 计算机网络技术基础(第6版)全套教学课件
- 6一封信 公开课一等奖创新教学设计(2课时)
- 电梯维保服务投标方案
- 城镇燃气报警控制系统安装过程检查记录
- 自动喷油生产线安全操作维护规程
- 《种子生产学》课件
- 水利工程勘察设计投标方案
- 类型八、平方差的几何应用
- 《安全防雷常识》课件
评论
0/150
提交评论