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Living with technology
Module 7 Unit 1 Living with technology
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Leading-in What electrical and electronic products
do you have at home? Which do you think is the most useful? Is there anything that you don’t think is useful? Why?
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TV set remote control
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refrigerator washing machine
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microwave oven air-condition
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iron vacuum cleaner
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electromagnetic oven electric rice cooker
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desktop laptop
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digital camera microphone
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MP3 MP4
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telephone cellphone
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electronic calculator
tape recorder
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electric fan hair dryer
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are invented to meet people’s needs
Are there any common advantages of these electrical and electronic devices? are invented to meet people’s needs improve people’s lives to some degree make people’s lives more convenient and easier be developing very quickly
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Timeline What can you conclude from the timeline? electric fan
TV(black-and-white) refrigerator washing machine TV(colour) air-condition mobile phone(with basic functions) mobile phone(with MP3 and camera) What can you conclude from the timeline?
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development of TV The development of electric devices: colour TV
black-and-white TV development of TV LCD screen
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laptop desktop Palm development of computer
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dictionary electronic dictionary development of dictionary
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development of communication beeper telephone letter/telegram
cellphone
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Discussion: 1.What can our human beings benefit from the development of electric and electronic appliances? 2.Can we depend on these appliances completely?
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Summary With people’s hard work and intelligence,
human beings own lots of useful and handy electric and electronic devices.These devices do make us save a lot of time and energy. Besides, they free us from heavy housework. But we should not depend completely on them. We human beings should make reasonable use of them so that we can relax ourselves and find pleasure and happiness in our life.
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Homework Preview reading.
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Thank you!
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