听力原文： Phone books have white, blue and yellow pages. The white pages list people with phones by last name. The blue pages contain numbers of city services, government services, and public schools. Business and professional services are listed in special classified directory—the Yellow Pages.
The area covered by one area code may be small or large. For example, New York City has one area code, but so does the whole state of Oregon. There is an area code map Of the U.S. and Canada in. the front of the white pages.
Pay phones have numbers in the U. S. This means you can arrange to call a friend at a phone booth. If you are making a long distance call and run out of money, give the number on your phone to the person you're talking to. Then hang up the receiver and they can call you back.
If you make a long-distance call and get a wrong number, call the operator and explain what happened. This means that you can make the call again to the right number without having to pay more money; or you can have the phone company mail you a credit coupon that has the same value as the phone call.
(30)
A. Family phone numbers.
B. Government service phone numbers.
C. Business phone numbers.
D. Professional services phone numbers.
查看答案
Why does the author mention "plastics antiques" in the third paragraph？
A. Because some plastics objects are appreciated enough to be collected.
Because plastic copies of valuable antiques are relatively special.
C. Because collectors prefer plastic objects to other kinds of antiques.
D. Because dealers can afford the inexpensive plastic antiques.
What main idea does the second paragraph give about plastics？
A. They originated primarily as road-surfacing materials.
B. They have come into general use for a long time.
C. Their popularity was at its height at the time of the Industrial Revolution.
D. The earliest types were soft and quickly became stiff.
What does layoff result in？
A. The workers who always change jobs don't feel secure.
B. The workers are under mental pressure.
C. It can damage the structure of the society.
D. All of the above.
What can job churning bring about according to the text？
A. It can guide the workers to where they are most useful.
B. It can make working more efficient.
C. It can improve the profit of the management by reducing the number of the workers.
D. It can promote the workers' social position.
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