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【判断题】
美术与政治的正确关系是 二者在上层建筑所处的地位一样A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The writer explains the boiling water by using ______.
A.
myths
B.
humor
C.
facts
D.
arguments
【单选题】One of the requirements for producing vapor is that the water ______ to its boiling point.
A.
must be heated
B.
has to be heated
C.
is to be heated
D.
be heated
【单选题】With a vacuum boiling evaporator, the remainder of sea water fed to the evaporator is pumped out by _____.
A.
a brine pump
B.
an air ejector
C.
a feed pump
D.
distillate pump
【单选题】After being boiled in the boiling water, the coffee beans ____________.
A.
became softened
B.
became hardened
C.
made the water taste bitter
D.
made the water taste better
【单选题】The boiling water in the kettle decreases because it ______ into vapor. In other words, it is vaporizing or evaporating.
A.
is being converted
B.
is converted
C.
has been converted
D.
converts
【单选题】In a vacuum boiling evaporator, the fresh water generated is pumped out by _____.
A.
a brine pump
B.
an air ejector
C.
a feed water pump
D.
a condensate pump
【简答题】求对策的解。设矩阵对策 ,其中 , ,赢得矩阵为
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