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举一反三
【简答题】The meeting was _____ when the chairman fell ill. A. put down B. shut out C. cut short D. taken off
【单选题】规模报酬所研究的问题是( )
A.
所有生产要素中一种不变而另一种增加时对产量的影响
B.
所有生产要素按不同的比例变化对产量的影响
C.
两种生产要素同时变动时对产量的影响
D.
所有生产要素按相同的比例变化对产量的影响
【简答题】What had been Johnsy's ambition before she fell ill? Answer: She wanted to __________ some day.
【简答题】A．John Augustus Roebling fell ill. B．Misfortune fell on the chief engineer. C．The chief engineer was in short of money. D．Washington Roebfing met with an accident.
【单选题】Which tree leaves did Johnsy keep counting as they fell?
A.
A maple tree.
B.
An ivy vine tree.
C.
A cedar tree
D.
An oak tree.
【单选题】规模报酬所研究的问题是
A.
两种生产要素中的一种不变而另一种增加时，对产量的影响
B.
两种生产要素同时变动时对产量的影响
C.
两种生产要素配合的比例变动对产量的影响
D.
两种生产要素任意变动对产量的影响
相关题目：
【简答题】What had been Johnsy's ambition before she fell ill? Answer: She wanted to __________ some day.