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【单选题】
下面不属于抹灰优点是A.
造价低
B.
施工方法简单
C.
材料来源丰富
D.
劳动量大
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皮皮学刷刷变学霸
举一反三
【简答题】When entering a new culture, the problems people face are______.
【单选题】What basic problem are we told most trade unions face?
A.
They are equal in size of influence.
B.
They are less powerful than ever before.
C.
They don't have enough members.
D.
They are not organized efficiently.
【单选题】For two people who are planning to trade, it is impossible to
A.
have a comparative advantage in both goods.
B.
have an absolute advantage in both goods.
C.
specialize in the production of one good.
D.
trade so that both people will be better off.
【简答题】何谓高钾血症？试述高血钾对心脏的影响。
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