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1、Unit1 Living with technology Welcome to the unitTeaching aims:1. students will be able to list the electrical appliances and electronic devices they have at home;2. students will be able to talk about how modern technology affects their lives;3. students will be able to take an overall attitude and
2、discuss its advantages and disadvantages;4. students will be able to use their imagination to create the ideas of their own invention.Teaching procedures:Step 1 Warming upCan you make a list of the electrical appliances and electronic devices you have at home?electrical appliances: a machine, usuall
3、y one that is electrical, that is used for doing jobs in the home, such as washing clothes or cooking.Most homes now have numerous electrical appliances, from dishwashers to microwave ovens.electronic devices: a usually small piece of equipment, especially advanced electronic equipmentSome cars are
4、fitted with a safety device which wont let the car start unless passengers are wearing seat belts. Microwave ovens Refrigerators TV sets Digital camera Step 2 Talking about your experienceHow have they changed our life?“Personally, I think the invention that has greatly changed our life is _ because
5、 _.”What contributed to these great inventions?A. The development of science and technology.B. C. Step 3 Sharing your opinions1. Do you agree with the following statements? (Please specify.)(1) Technological developments in the last few decades have been breathtaking.(2) Technological inventions hav
6、e greatly improved peoples lives.advantages and disadvantagespositive effects and negative effectspros and cons2. If you were an inventor, what would you like to invent?For studyFor entertainmentFor the householdStep 4 Homework1. Write a short passage about what youd like to invent and why.2. Workbo
7、ok Page106-107 Reading A, B. 3. Preview Reading (Page2-4).ReadingTeaching aims:1. students will be able to read some exhibition boards about the history of television and audio devices;2. students will be able to know the reading strategy - understanding subtitles;3. students will be able to talk ab
8、out the development of other electronic devices.Teaching procedures:Step 1 Lead-inWhere did the writer find this piece of writing?What is it about?On the display boards at a media and technology exhibition.The development of TV and radio devices.Step 2 Reading the development of TVWhat do you think
9、is the best way to get the most important information in such a long passage?Follow the chronological order (in order of time). 1925 Wireless TV transmissions, USA 1923-1927 _ 1928 _ 1928-1929 _ 1929 _ 1948 _ 1951 _ 1962 _ 1989 _ 1996 _ 1925 Wireless TV transmissions 1923-1927 Early forms of TV inve
10、nted 1928 first long-distance TV broadcast 1928-1929 Regular public broadcasting 1929 Color TV shown 1948 Cable TV 1951 Color broadcasts 1962 Satellite TV 1989 International standards for digital TV 1996 WebTV set-up boxesStep 3 Reading the history of audio devices 1877 The first recording of a huma
11、n voice 1931 _ 1948 _ 1954 _ 1958 _ 1979 _ 1982 _ 1986 _ 1987 _ 1992 _ 1877 The first recording of a human voice 1931 The first tape recorders 1948 Transistor invented 1954 Cassette recorders developed 1958 The first LPs (long-play records) 1979 The Walkman introduced 1982 The first CDs produced 198
12、6 Walkman was added to the Oxford English dictionary 1987 Development of MP3 technology started in Germany 1992 The MD player was developedStep 4 How is so much information organized?1. What is the structure of the passage?2. Why are subtitles used? 3. Reading strategy TV Early history of TV The mod
13、ern age: cable TV, satellite TV, digital TV Audio devices Early history of audio devices Tape recorders and players Sound goes digitalStep 5 Detailed questions1. Why is it still uncertain who invented TV?2. Why are digital TV superior to satellite TV?3. What advantage has the new concept of WebTV brought to people since it was introduced in 1996?4. What were the major disadvantages of the first record player?5. What did the popularity of MP3 result in?Step 6 Further discussionCan you briefly introduce the development of the computer?
