根据序数效用论,离原点越近的无差异曲线代表的满足程度越高()
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特殊的无差异曲线有两种:完全互补的两种商品和完全替代的两种商品()
A. 对
B. 错
He was the first person I’ve ever known to row across ___________ Atlantic.
A. a
B. the
C. /
Rose plays ___________ guitar in a band.
A. a
B. the
C. /
January is ___________ first month of the year.
A. a
B. the
C. /
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