81. By “a system of built-in obsolescence” the author means .
A. no formal systems exists in modern industrial society
B. old people have no status in modern industrial society
C. young people have chances in modern industrial society
D. knowledge changes rapidly in modern industrial society
82. According to the first paragraph, which of the following is true?
A. People don’t have to gain education
B. People don’t have to learn job skills
C. People don’t have to be treated as equals
D. People don’t have chances to begin anew
83. The more highly developed a society is, .
A. the more advanced technology will be
B. the larger the number of people will be
C. the more diminished old people’s status will be
D. the lower the overall status of the people will be
84. The high development of economic technology .
A. makes job skills out of fashion
B. lowers the demand for workers
C. forces old people into retirement
D. creates new jobs for older people
85. Which of the following statements is not true?
A. Retired people could only live on fixed incomes
B. Retired people are more skillful than young people
C. Young people are educated in the new technology
D. Young people are keeping pace with rapid changes
86. According to this passage, the status of the aged is lowered by .
A. their forced retirement B. their inferior housing
C. their longer life span D. their fixed incomes
87. The sentence “our life span outpaces our usefulness” means .
A. we can live longer and make progress
B. we can live longer and do more work
C. we can live longer but move slowly
D. we can live longer but become useless
88. The author’s attitude toward the aged is .
A. realistic B. optimistic
C. pessimistic D. sympathetic
89. It can be deduced from this passage that .
A. one should learn new skills
B. one should be open-minded
C. one should have a good personality
D. one should keep pace with the times
90. Which of the following would be the best title for this passage?
A. The Problem of Aging B. Social Structures
C. Economic Technology D. Continuing Education
KEYS：
71. D72. D 73. C 74. D 75. C
76. D 77. A 78. A
79. D 80. D 81. B 82. D 83. C 84. C 85. B
86. A 87. D 88. D 89. D 90. A
