1、8A Unit 3 ComputersSpeaking and writing-A survey on how teenagers use computers at home 1. Learn scientific ways of doing a survey. 2. Practise speaking and writing skills. 3. Adopt a proper attitude towards using computers at home.Learning objectivesComputers play a more and more important role in

2、our daily lives. What do you usually do on the computer? Leading inWhat do you usually do on the computer?write emailswatch filmschat with friends do online shoppinglisten to musicstudy onlineplay computer gameslook for useful informationBrainstorming I often/ usually use computers to.I often . on t

3、he computer.ThinkingHow can we find out what students do on the computer at home?1. Do you have a computer at home?2. How many times do you use computers every week?3. Interview Using computers at homeQuestionnaireTask allocationInterviewer Ask questions, try to interview as many people as possible.

4、RecorderTake notes of the answers during the interview.AnalyserAnalyse the resultsWriterDescribe the results in written words, add comments and advice from group members in the writing. PresenterPresent the writing to the class clearly.Group workInterview a student in class. You can begin like this.

5、1 Do you have a computer at home?2 How often do you use the computer?3 What do you usually do on the computer?4 How much time do you spend using the computer each time?5 How do you use the computer to help you study? (optional)Interviewer: Excuse me. Can I ask you some questions on computers?Intervi

6、ewee: Of course. Speaking1 Interview (Pre-class, done by the students) Convenient Need helpers to record the answers2 Questionnaire (On-line, collected by the teacher)Need to be designed first.Need special attention to the options offered. Implementing1. Do you have a computer at home?A. Yes B. No2.

7、 How many times do you use computers to get online every week?A. less than 3 times a weekB. 4 to 6 times a weekC. more than 6 times a week3. You use computers to A. look up information about study B. watch entertainment videosC. chat onlineD. other_ (write down your answer here)4. How long do you us

8、e computers each time?A. less than 0.5 hourB. 0.5 to 1 hourC. more than 1 hourAids for presentinggraphs and chartsBar chartclearly shows the number and the difference Pie chart shows the proportion clearlyline chart shows the tendency obviouslyWhat do you think of the results?The graph shows that _

9、students use computers more than 3 times a week. _ students get online 4 to 6 times a week._ students use computers less than 6 times a week.First tryTip: read the graph correctly, express the fact without mistakesbe accurate 準(zhǔn)確的 23166DescribingFollow the example below to describe the graphs. less m

10、ore _ students use computers less than 3 times a week. _16_students get online 4 to 6 times a week._ students use computers more than 6 times a week.Second tryThird trydont use computers very often. use computers almost every day.Tip: use conjunctions to connect the sentencesbe diversified 多樣的be coh

11、erent 連貫的 Tip: use diversified expressionsMore than 50% of the OnlyAndA small number of the236What do you think of the results? In my opinion .I think. Wed better(not). We should (not).131913WritingYour writing should include 1. Facts:what students do with a computer.2. Opinions: your comments and a

12、dvice. Write a summary report on the results you get.Your writing should be 1.accurate (準(zhǔn)確的)2.diversified (多樣的)3.coherent(連貫的)When you talk about facts:We found that . of our classmates have computers at home.use computers almost every day, and .dont use computers very often.of our classmates often.

13、 on computersWhen you talk about opinions and advice:In my opinion / I think. Wed better(not) / we should (not).The following expressions may be useful.Your writing should be 1.accurate (準(zhǔn)確的) 2.diversified (多樣的) 3.coherent(連貫的) WritingPresentingThe presenter from each group reports the results to the class. Now I have found out the facts of the problem. To teenagers:Computers are useful tools