Unit 17Life in the futurePlease talk about the picture:Listen to the tape and answer the question:1.In which fields are computers used?2.Which opinions in the two articles do you agree with?Read the text and choose the best answer :1.Many farms now use computers to control the growing conditions of vegetables and other plants.Here“the growing conditions”refer to ______A.the watering B.the light C.the temperature D.A 、 Band C2.The computer can______A.do anything all by itself B.carry out people’s instructionsC.think just like human beings D.act exactly like human beings 3.If people can work at home ,they will ________.A.enjoy an easier life B.have busier days C.use the videophone for conferencesD.do the drawings and send them by mail or by faxDBA4.As a result ,costs will be reduced by as much as 90 percent . Here “reduce” means __________.A.lower B.increase C.improve D.below5.The writer tells us that ________.A.the computer will probably change people’s lives completely in the futureB.the computer has played and will play a very important part in various fieldsC.people should realize the danger of the computerD.the use of the computer is necessary6.Which is not the opinion suggested by the writer in Lesson67_______.A.spend less money B.look after your health better C.use much energyD.use less moneyBACNote making:Make a list of all the ways you can find in the text in which computers can be used:AreauseFarmscontrol the growing conditions of plantsBanksHousesTransportEducationOther fieldschange money ,pay billscentral computer to control heating and hot water ,recognize someone’s voicework out the best distance between trains ,operate trains store textsSome other questions:1.What is wrong with new possessions ?2.How much energy does the USA use ?3.What percent of the world’s population does it have?Read the text again and sum the main ideas:(paper exercises)Do True or False exercises: (paper exercises)That’s all for today Thank you!
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