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72. According to the passage, John Keynes believed that_______.
A. desire is the root of both absolute and relative needs
B. absolute needs come from our sense of superiority
C. relative needs alone lead to insatiable demands
D. absolute needs are stronger than relative needs
73. What do we know about the couple in Paragraph 3?
A. They want to show their superiority.
B. They find specialty important to meals.
C. Their demands for food are not easily satisfied.
D. Their choice of dinner is related to ideas of quality.
74. What does the underlined word "escalation" in Paragraph 4 probably mean?
A. Understanding.
B. Increase
C. Difference
D. Study
75.The author of the passage argues that ______.
A. absolute needs have no limits
B. demands for quality are not insatiable
C. human desires influence ideas of quality
D. relative needs decide most of our spending
