皮皮学，免费搜题
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【单选题】
（ ）阶段投资控制的主要任务是通过工程付款控制，新增工程费控制、预防并处理好费用索赔等，努力实现实际费用不超过计划投资。A.
设计
B.
招标
C.
施I
D.
保修
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皮皮学刷刷变学霸
举一反三
【单选题】The effect of free surface on initial stability depends upon（）.
A.
the amount of liquid in the compartment
B.
the dimensions of the liquid surface and the vessel's displacement
C.
only the length of the compartment
D.
the vertical position of the liquid in the vessel
【简答题】无双亲的,孤儿的
【单选题】Other things the same, when the government spends more, the initial effect is that ( )
A.
aggregate demand shifts right.
B.
aggregate demand shifts left.
C.
aggregate supply shifts right.
D.
aggregate supply shifts left.
【单选题】A severe drought has damaged this year's lettuce crop. The initial effect on the lettuce market is a
A.
decrease in the demand for lettuce.
B.
decrease in the supply of lettuce.
C.
decrease in both the demand and supply of lettuce.
D.
rightward movement along the demand curve for lettuce.
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