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【单选题】
运输需求的价格弹性值为A.
>0
B.
<0< /div>
C.
=0
D.
=常数
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】负有消防给水任务管道的最小直径,不应小于 ( ) 毫米;室外消火栓的间距不应大于 ( ) 米 。
A.
100 ； 100
B.
100 ； 120
C.
150 ； 100
D.
150 ； 120
【单选题】Section A: 23. According to the regulation, inspections to ensure that the systems are in good condition.
A.
demanded
B.
have demanded
C.
be demanded
D.
are demanded
【单选题】According to the regulation, inspections _______ to ensure that the systems are in good condition.
A.
demanded
B.
have demanded
C.
be demanded
D.
are demanded
【单选题】患者,女性,55岁。既往有肝硬化病史10年,胃镜检查示食管静脉重度曲张。今突然出现呕血,呕出暗红色血液100ml,烦躁不安,四肢湿冷。该患者需要马上采取的急救措施 错误的是
A.
迅速建立静脉通道
B.
静脉滴注706代血浆
C.
三腔二囊管压迫止血
D.
立即去血库取血准备输血
【单选题】According to the plan, we our second project by the end of 2015.
A.
have completed
B.
will have completed
C.
completed
D.
had completed
【判断题】According to the author, everyone understands clearly how to make friends. ( )
A.
正确
B.
错误
【单选题】According to the author, the water price should .
A.
be reduced to the minimum
B.
stimulate domestic demand
C.
correspond to its real value
D.
take into account the occurrences of droughts
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