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【单选题】
自2013年10月1日《旅游法》实施后，景区提高门票价格应当提前( )公布。A.
3个月
B.
15天
C.
6个月
D.
一年
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举一反三
【单选题】Economists typically measure efficiency using
A.
the price paid by buyers.
B.
the quantity supplied by sellers.
C.
total surplus.
D.
profits to firms.
【单选题】Both of the two speakers agree that______
A.
in Britain and America people speak utterly different languages
B.
there are few things identical in British and American English
C.
British and American English are imcomprehensible to each other
D.
British and American English are understandable between the two people
【单选题】The actual numerical measure of aggregate output typically used by economists is called:
A.
aggregated output.
B.
nominal gross domestic product.
C.
net domestic product.
D.
real gross domestic product.
【单选题】We are glad to inform. you that your terms of delivery and payment are quite acceptable __________ us.
A.
at
B.
from
C.
to
D.
into
【单选题】When firms are faced with making strategic choices in order to maximize profit, economists typically use ____ to model their behavior.
A.
monopoly theory
B.
game theory
C.
cartel theory
D.
the theory of perfect competition
【单选题】Since they speak different languages it is really hard for them to ___ with each other.
A.
understand
B.
express
C.
communicate
D.
go
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