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【单选题】
The main reason for the rise in food prices is that ______.A.
imported food is driving prices higher
B.
the government is providing less support for agriculture
C.
domestic food production has decreased
D.
people are buying less food
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【简答题】The United Nation's role in promoting p______ is increasingly the focus of international attention.
【单选题】Suppose a nation is currently producing at a point inside its production possibilities frontier. We know that
A.
the nation is producing beyond its capacity, and inflation will occur.
B.
the nation is not using all available resources or is using inferior technology or both.
C.
the nation is producing an efficient combination of goods.
D.
there will be a large opportunity cost if the nation tries to increase production of any good.
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