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【单选题】
China's Silk Road Economic Belt,_______ accomplished, will quicken the economic growth of the countries along the route.A.
as
B.
once
C.
though
D.
unless
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举一反三
【简答题】我国电网包括( )、( )、( )、( )、( )和( )六大区域电网。
【单选题】Average productivity will fall as long as ______
A.
marginal productivity is falling.
B.
the number of workers is increasing.
C.
it is less than marginal productivity.
D.
it exceeds marginal productivity.
【简答题】正式情报源
【单选题】How is a firm affected by its level of productivity?
A.
If productivity is high, costs of factor inputs such as land, labour and capital will be high, allowing the firm to achieve higher profit margins
B.
If productivity is low, costs of factor inputs such as land, labour and capital will be high, allowing the firm to achieve higher profit margins
C.
If productivity is high, costs of factor inputs such as land, labour and capital will be lower per unit produced
D.
Productivity is not a determinant of supply
【简答题】情报源的分布
【简答题】情报源
【简答题】情报源
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