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【单选题】
The bowed shape of the production possibilities frontier can be explained by the fact thatA.
all resources are scarce.
B.
economic growth is always occurring.
C.
the opportunity cost of one good in terms of the other depends on how much of each good the economy is producing.
D.
the only way to get more of one good is to get less of the other.
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【判断题】What is actually internalized in the mind of a native speaker is a complete list of words and phrases rather than grammatical knowledge.
A.
正确
B.
错误
【简答题】肝是人体内最大的消化腺。 ( )
【简答题】Ethical knowledge: Knowledge about what is right or wrong to do in a given situation, knowledge.
【单选题】What is meant by the statement "knowledge is sticky"?
A.
Knowledge is hard to move.
B.
Knowledge is universally applicable.
C.
Knowledge works only in certain situations.
D.
Knowledge is intangible.
【简答题】肝脏是人体内最大的消化腺。 （ ）
【简答题】_______是人体最大的消化腺，能分泌胆汁。
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