新视野大学英语读写教程第4册课后习题答案p95~p168

新视野大学英语读写教程第4册课后习题答案p95~p168

Unit 4

Section A. The Telecommunications Revolution

《读写教程 IV》: Ex. II, p. 95

1. The living standards in the developing world will be greatly improved.

2. The author refers to those places without telecommunications facilities such as telephones, which hinders exchange of information.

3. Because advanced communications and subsequent widespread access to information technologies enable the developing regions to shorten the process of changing from labor-intensive assembly work to industries that involve engineering, marketing and design.

4. Because they believe it is in bad need of any phones and it lacks experience in weighing costs and choosing between technologies.

5. First, it sold a 30% stake in its national phone company to two Western companies to quicken the import of Western technology. Second, it had leased rights to a Dutch-Scandinavian group of companies to build and operate an advanced digital mobile phone system.

6. Wireless. For it’s cheaper to build radio towers than to string lines across mountain ridges and it is a reliable service.

7. Because customers there talk two to four times as long on the phone as people in North America.

8. Because mobile phones make it possible for them to keep contact with each other even when they are caught in the traffic jams.

《读写教程 IV》: Ex. III, p. 95

1. recession

2. disposal

3. condensed

4. strategic

5. revenue

6. persist

7. utilities

8. desperate

《读写教程 IV》: Ex. IV, p. 96

1. lags far behind

2. are stuck with

3. going for

4. remain in contact

5. keep pace with

6. at your disposal

7. dates from

8. only scratch the surface of

《读写教程 IV》: Ex. V, p. 96

1. sales

2. health

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