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1、What are they?TV sets1. Do you have a MP4? Yes No2. Do you always take it with you even at school? Always Sometimes Never3. Do you agree to take MP4 to school? Yes No4. How long do you spend listening to your MP4 a day? More than 2 hours. About 1 hours. Below 30 minutes. What did the first TV in you
2、r home look like? How big is it? What was the picture like? What does the TV you are using now look like? How big is it? What was the picture like? What audio devices do you choose to enjoy music? What functions else do you need in an audio device besides playing music?Do you want to know more about
3、 video and sound devices? Read the text quickly and answer the following questions.1. Who developed the system used for most early TV broadcasts? Jone Logie Baird.2. Who made the first recording of a human voice? Thomas Edison.3. What were developed by the late 1960s? Portable cassette players and v
4、ideo recorders.1. Color TV became popular within just a few years after it was invented. ( )2. People without satellite dishes do not benefit at all from satellite TV broadcasts. ( )Reading (Part C1):FF3. Some of the first tape recorders used plastic tape to record on. ( )4. Records and cassettes do
5、 not offer as good a sound quality as CDs. ( )5. New technology will soon make many of the things talked about in the article out of date. ( ) TFTYearEvent18771887The first recording of a human voice was made.Emile Berliner invented a record player that used discs to record on. Reading (Part C2):192
6、51929The first public TV broadcasts were made in the USA.Regular public broadcasting began in London.YearEvent193819621967The first colour TV programme was broadcast. Satellites were used to broadcast TV. Regular colour TV broadcasts began in the UK.YearEvent198219931995The first CDs were made avail
7、able. The VCD was born. The DVD was invented. Headings appear before each section of a text, they can give your more information about the text.They can show you how a text is organized.Reading strategyYou may not need to read the whole text if you can find what you are looking for under one or two
8、headings.TV (In order of time)Early history of TVThe modern age: satellite TVEarly history of sound recordersSound and video go digitalSound goes digitalSound and video recorders(in order of time) If you could own only one electronic device, what would you choose? Why?More and more people are using
9、computers for information and entertainment. Do you think we still need books and TVs in the future? Why or why not?What are some possible disadvantages of having a lot of technology in our lives?Keys for activity D.1. _ 2. _ 3. _ 4. _ 5. _ 6. _ 7. _ 8. _edhcfabgKeys for activity E.1. _ 2. _3. _ 4. _5. _ 6. _7. _foresawdrawbacksconstructeddelayedpercentagereceiverEventually To complete A1 and A2 on page 98 of the Workbook. To read the article in Part A on page 103 and in Part B on page 104 of the Workbook.
