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1、课题SEFCB2Unit13 The water planet课时7 授课日期 3.8 - 3. 16教学目标1. Talk about water and the ocean2. Practice making suggestions and expressing opinions3. Review Modal Verbs4. Write an explanation paragraph教学重难点1. Some important words and expressions2. Learn to make suggestions and express opinions3. Grammar
2、Modal Verbs教学用具1. a recorder2. a blackboard 3. the multimedia4. something special for the experiments (eg. Oil, water, glass, ice cube)背景知识： Water PollutionWhat is necessary to life on earth. All organisms contain it; some live in it; some drink it. Plants and animals require water that is moderatel
3、y pure, and they cannot survive if their water is loaded with toxic chemicals or harmful microorganisms. If severe, water pollution can kill large numbers of fish, birds, and other animals, in some cases killing all members of a species in an affected area. Pollution makes streams, lakes, and coasta
4、l waters unpleasant to look at, to smell, and to swim in. Fish and shellfish harvested from polluted waters may be unsafe to eat. People who ingest polluted water can become ill, and, with prolonged exposure, may develop cancers or bear children with birth defects. The major water pollutants are che
5、mical, biological, or physical materials that degrade water quality. Pollutants can be classed into eight categoriespetroleum products; pesticides and herbicides; heavy metals; hazardous wastes; excess organic matter; sediment; infectious organisms and thermal pollution- each of which presents its o
6、wn set of hazards. Unit13 The water planetThe First Period Warming-up, Listening and SpeakingTeaching Aims:1. Learn and master the new words and the useful expressions of this partWords: cube, sailor, disadvantages, entertainmentPhrases: come up with, happen toUseful expressions: The water is being
7、used to / for We should / could If we we can It would be better 2. Learn something about water by doing experiment.3. Do some listening4. Improve the students speaking ability by talkingTeaching Important Points:1. Make the students be free to talk about water.2. Improve the students listening abili
8、ty by practice.Teaching Difficult Points:1. How to finish the task of speaking.2. How to improve the students listening ability.Teaching Methods:1. Listening-and-answering activity to help the students go through with the listening material.2. Individual, pair or group work to make every student wor
9、k in class.Teaching Aids:1. the multimedia2. the blackboard3. an empty glass, a bottle of water and a bottle of vegetable oilTeaching Procedures:I. Greetings and lead-in1. I have a riddle. Please guess it.Its very important to all the animals and plants.Its also important to human beings.Its liquid
10、at room temperature.Every day you keep in touch with it.You cant live without it. (a thing)Its water. Today we will talk about water. 2. What you know about water? Maybe you can learn more about water from the following experiments.II. Listening1. You can listen to the famous poems about life on the
11、 ocean. Before you listen, lets learn two phrases first.1. happen to eg. What happened to you last week? If anything happens to the machine, please tell me.2. come up witheg. I hope you can come up with a better plan than this.2. Play the tape for the first time to get the general meaning and write
12、down some key words.3. Play it for the second time, pause for students to write down the information.4. Check the answersIII. SpeakingIn our daily life, water can be used in different ways. Now well talk about the ways in which water can be used. Look at the pictures on Page 18. You can choose one o
13、f the six pictures to discuss the importance of using and protecting our water. When you discuss, you may use the questions to help you.1. How is the water being used?2. Is this a good way to use water?3. Why do we use water in this way?4. Who benefits from using water in this way?5. What are some d
14、isadvantages of using water in this way?IV. Summary Today, were mainly learned something about water by doing experiments, speaking and listening. Besides, weve learnt some new words and phrases. After class, try to remember them and preview the next part - reading part.V. Homework必做作业1. 语音知识1. coun
15、terA. shoulderB. doubleC. fountainD. obviously2. featherA. theoryB. thirstyC. gatherD. birth3. combA. burstB. debtC. bucketD. board4. ashamed A. discussedB. agreedC. expectedD. needed5. uselessA. oppositeB. desertC. scoldD. reuse2. 补全对话(Bruce and Zhou Lan are talking on the telephone about stamps.)B: Hello. Can I speak to Zhou Lan, please?Z: This is Zhou Lan speaking.B: Hello, Zhou Lan. This is Bruce. Excuse me for ri
