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1、Unit 3 ComputersThe 4th period: Listening & Speaking GOALS:1. To practise listening comprehension.2.To practise making decisions and reasoningTEACHING PROCEDURES:Step1. revision1. check the homework exercises.1). It has been reported that children will be offered free educationIt has been reported t
2、hat free education will be offered to children2). It has been said that we will be offered the latest computer science course bookIt has been planned that the latest computer science course book will be offered to us3). I have been told by Peter that I will be lent his notebook computer for a weekI
3、have been told by Peter that his notebook computer will be lent to me for a week2. Question: What can computers be used as? Step2. Lead-inAs we know, science and technology is developing very fast and computers have become smaller and smaller. They have been used in many fields. So, the 21st century
4、 is the century of information technology What does it mean? Does information technology/ IT only mean things like computers? Of cause not. Actually, it means more than computers. Computers are just one kind of IT. What else do you know is part of IT?(TV, radio, CD-ROM, DVD, books) Step3. Listening
5、(SB) 1. Pre-listening: What are the changes brought by different forms of IT ? What are the advantages and disadvantages of them ? 2. While-listening:Go through the chart and make sure the students look at the chart before they listen to the tape. (This is to sharpen their attention and listen for t
6、he answers. This will also help them get the gist of the text.) Then Listen to the tape and finish filling in the chart. (If necessary, play the tape for several times.)Say: After listening to their talk, we know all kinds of IT have both disadvantages and advantagesLets check the answers together.T
7、ype of ITAdvantagesDisadvantagesTVYou can both listen and watchYou cannot write to friendsWebYou can find informationIt is very expensiveRadioYou can listen to EnglishYou cannot watch a filmBookYou can get informationSometimes it is out of date3. Post-listening: 1) (pair work): decide which type of
8、IT is best for you to use right now. Make your choice and give your reasons by using the following expressions. I think that. In my opinion, . I believe that. I agree because. I disagree because. Ive decided that. 2) (group work): Discussion : Computers are useful and have brought us lots of good th
9、ings, but they also cause bad effects. What attitude should we have towards the computer? (Make good use of it but never get trapped by it.)Step4. Speaking1. Pre-speakingSay: From what we have learn, we should admit that computers and the web have a great influence on the school education as well as
10、 peoples life. It has come into peoples everyday life and many families hold computers in their homes. Now there is a task for you.2. While-speaking1) Situation: You have been asked by your parents to help choose computers for your home. You and your friend have looked at several computers. Talk abo
11、ut the special things each computer can do. Make a decision about which kind of computer to buy and explain why.Information input: Show students some pictures of different computers (desktop computer & laptop computer & )Language input: Useful expressions (Repeat it to strengthen students ability of
12、 use it.)Supporting an opinionChallenging an opinionI think that , because Perhaps, but what if / about ?First, Have you thought about ?One reason is that What makes you think that ?I think it is better becauseI dont like it because.(Pair work )Use the expressions to support your opinion or challeng
13、ing others opinions. 2) Oral report: (individual work )Do an oral report to your father and start your report like this: I looked at many different computers. The one I have chosen is the PEP personal computer. One of the main reasons is that it is suitable for homes. I found that3. Post-speaking Co
14、nclusionWhat useful expression do we use to make a decision and reason?(In this way, they can review and use the words and phrases again.) Step5. Homework Page 22. writing: Write a report about your choice and try to use the present perfect passive voice as well as the useful words and expressions that have been mentioned above. in your report.3用心 爱心 专心
