单项选择题

Which of the following best describes the organization of the passage

A． A description of a problem in one area of economics, followed by a revision of the description for two other areas.
B． A description of a problem in one area economics, followed by a successful counter-example, then the description of a problem in a second area.
C． A description of the successful application of economics to one subject, followed by a description of its limitations in two other areas.
D． A description of one area of economics, whose problems are compared with those of two other areas of economics.
E． A critical distinction between problems in two separate areas of economics.

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单项选择题

According to the passage, the dynamics of small group economies differ from those of large group economies in that

A． the members of small groups tend to have a greater degree of social regularity than the members of large groups
B． people in small groups carry an advantage in the arena of exchange because they are tied by social obligation
C． the manufacturer of a commodity in a small group economy is more likely to be known by the members of the group
D． the people who contribute to the production of a gift are less essential to small groups than those who exchange commodities are in large groups
E． a system of social obligation diminishes the number of parties necessary to a gift-giving transaction

单项选择题

QUIESCENCE:

A． dubiousness
B． rudeness
C． quick descent
D． firm belief
E． uneasy event