Since 1980 there have been four major developments in TV. The first is video, which has given __1__ the power to control what they watch and when they watch it. These days, fifty percent of homes have a VCR (video-cassette recorder) and millions more are being sold every year. The second is satellite TV. Thanks to DBS (__2__), dozens of new channels are now __3__ to anyone who buys a receiving “dish”.
The third development is cable－a system of hi-tech __4__, which provides even more channels. But not only that, cable also makes __5__ possible for you to communicate through your TV.
Fourthly, there’s HDTV (high definition television), which now offers a much __6__ and more realistic picture than was possible even a few years ago.
So more channels, more choice, more
clarity (清晰). What is there left for __7__ to achieve in the future? The answer to that is two-way __8__. Modern technology means that 21
st century televisions will be linked to computer data-banks. This way. Views will be able to ask questions about what they’re watching and the answers will appear on their __9__. This idea is called “hyper-media” and it’s still at an early __10__. But then, as we’ve just seen, TV had come a very long way in a very short time. The hyper0media revolution could happen sooner than any many people think.
| 小题1: | | A．listeners | B．players | C．viewers | D．engineers |
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| 小题2: | | A．direct business system | B．direct broadcast satellites | | C．digital broadcast sound | D．data bank system |
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| 小题3: | | A．available | B．access | C．linked | D．sent |
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| 小题4: | | A．televisions | B．lines | C．strings | D．wires |
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| 小题6: | | A．cheaper | B．clearer | C．colourful | D．delight |
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| 小题7: | | A．TV | B．invention | C．viewers | D．video |
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| 小题8: | | A．communication | B．traffic | C．dialogue | D．operation |
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| 小题9: | | A．books | B．minds | C．screens | D．computers |
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| 小题10: | | A．age | B．time | C．process | D．stage |
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