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2.come up with e.g.I hope you can come up with a better plan than this. (Teacher writes them on the blackboard and begins to explain them.) T:Now listen,please. (Teacher plays the tape for the first time.Then play it for the second time.During this time,teacher may pause for students to write down the information.Play some parts of the tape one more time if necessary.Finally teacher checks the answers with the whole class.) CStep Ⅳ Speaking T:In our daily life,water can be used in different ways.Now we’ll talk about the ways in which water can be used.Look at the pictures on Page 18.The six pictures mean six different ways to use water.You can choose one of the pictures to discuss the importance of using and protecting our water,and then try to use some sentences to describe the picture you choose.If you like,you can make a dialogue with your partner about the picture.When you discuss,you may use the questions on the screen 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 disadvantages of using water in this way? (Teacher shows the questions on the screen by multimedia and gives students enough time to discuss and prepare.) Suggested answers: (Picture 1)We can use water to make electricity,which can give us light and make us feel warm.I think it is a good way to use water. (Picture 3) Water has a lot of usages and home use is the commonest one.Every day we must drink enough water.In addition,we need a lot of water,just for cooking and keeping clean.Water can help us to keep healthy.But if the waste water from home use is poured into river and soil,it will be harmful for some animals and plants.So we must pay more attention to it. (Picture 4) In Picture 4,water is being used in industry.Water is very important to industry.It can be used to make paper,cool machine and so on.But the disadvantage is that a lot of water mixed with some poisonous things being poured into the river and the sea.It is dangerous for the living things in the water. (Picture 6) A:Do you know how the water is being used in Picture 6? B:Water is being used for entertainment. (责任编辑：admin) |