新视野大学英语第四册第四单元 ppt课件.ppt

The Telecommunications Revolution
Book 4, Unit 4
Text A
Proper names
telecommunications
optical fiber (L. 6) 电磁的 interference and the need to retransmit signals. Most telephone company long-distance lines are now of optical fiber.
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新视野大学英语第四册第四单元
Information Age
When we say that we live in the information age, we mean that we live in a time when information is very important and easy to get. The information age is an era of fundamental and global change in intellectual, philosophical, cultural and social terms. Today’s information age began with the telegraph. It was the first instrument to transform information into electrical form and transmit it reliably over long distances. New techniques of encoding and distributing digital information are pacing the spread of the information age throughout society.
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新视野大学英语第四册第四单元
Information superhighway
A name first used by former . Vice President Al Gore for the vision of a global, high-speed communications network that will carry voice, data, video, and other forms of information all over the world, and that will make it possible for people to send e-mail, get up-to-the-minute news, and access business, government and educational information.
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新视野大学英语第四册第四单元
Global Reading Text Analysis
Introduction + Question + Sample Solutions + Conclusion
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新视野大学英语第四册第四单元
Global Reading Text Analysis
Fast Reading
Part I (Para. 1~2) A New Technology and Its Advantages
What’s the new technology?
What are its advantages? (6 advantages)
Part II (Para. 3) What’s in Suspense
What’s the problem developing countries are facing?
Part III (Para. 4~10) What’s in Certainty
Communications will be a key factor separating the winners from the losers.
What are the conditions in the six countries and regions? Russia, the mainland of China, Hungary, Latin America, Thailand, Vietnam. (one-sentence summary only)
Part IV (Para. 11) A Brilliant Prospect
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新视野大学英语第四册第四单元
Answers
Conditions in the Six Countries and R