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【多选题】
下列关于等产量曲线说法正确的有A.
等产量曲线是由短期生产函数推导出来的。
B.
等产量曲线距离坐标原点越远代表的产量水平越高。
C.
等产量曲线上某一点的斜率的绝对值就是该点的边际替代率。
D.
同一平面坐标上任意两条等产量曲线不会相交。
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【单选题】Now more people prefer a house in a coast city to ____ in such a large city as Beijing.
A.
that
B.
it
C.
the one
D.
one
【单选题】A large number of journalists from both home and abroad gathered in Beijing to________the 2008 Summer Olympic Games. [ ]
A.
interview
B.
cover
C.
approve
D.
compete
【简答题】Beijing, the Capital of China, has now ________________. (a large population, large populations)
【简答题】?You are a department manager at a large IT company. Next week you are going to Beijing to discuss an important contract. ?Write a note to your assistant: Saying when you want to leave and return; Ask...
【单选题】Ever since Ming furniture went on exhibit in Beijing, there large crowds at the World Art Museum every day.
A.
was
B.
have been
C.
has been
D.
were
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