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【单选题】
资源的最优配置状态是指这样一种状态,在不使其他人的境况变坏的同时,任何人的境况都不会变得更好,这种状态称为 ( )。A.
帕累托最优
B.
帕累托改进
C.
帕累托效率
D.
帕累托福利
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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】You will hear a short conversation. After listening, there will be a question. When you hear the question, you should decide on the best answer from the four choices marked A,B,C and D.
A.
At the railway station.
B.
At home.
C.
In a shop.
D.
At school.
【单选题】某地区厂房后边坡存在一不稳定边坡，假设滑面下部不透水，不考虑两侧抗剪，按刚体单宽计算，见图10-3，h=10m，边坡与水平面的夹角α=40°，滑面与水平面夹角β=26°，滑面的凝聚力c=10kPa，滑面的内摩擦角φ=30°，设滑体重W=5000kN，在考虑地下水静水压力的情况下，根据写出的安全系数计算公式，安全系数最接近于( )。
A.
0.53
B.
0.99
C.
1.13
D.
1.39
【单选题】早产的概念是
A.
妊娠满28周至不满37足周间分娩者
B.
妊娠满28周至不满38足周间分娩者
C.
妊娠满27周至不满40足周间分娩者
D.
妊娠满28周至不满40足周间分娩者
【单选题】You will hear a short conversation. After listening, there will be a question. When you hear the question, you should decide on the best answer from the four choices marked A,B,C and D.
A.
She likes the poison.
B.
Different people are interested in different things.
C.
Meat and poison are the same.
D.
People don't know what they like.
【单选题】You will hear a short conversation. After listening, there will be a question. When you hear the question, you should decide on the best answer from the four choices marked A,B,C and D.
A.
White is the most popular color.
B.
No one cares.
C.
No one likes white.
D.
She doesn't care much about the fashion.
【单选题】You will hear a short conversation. After listening, there will be a question. When you hear the question, you should decide on the best answer from the four choices marked A,B,C and D.
A.
They're talking about the fast food.
B.
They're talking about France.
C.
They're talking about the weather.
D.
They're talking about French.
【单选题】What would we think of a person who invades our personal space according to the author？
A.
They are aggressive。
B.
They are outgoing。
C.
They are ignorant。
D.
They are ill-bred。
【单选题】早产的概念是:
A.
妊娠28周以前分娩者
B.
妊娠28周至37周之间分娩者
C.
妊娠37周至40周之间分娩者
D.
妊娠40周至42周之间分娩者
E.
妊娠42周以后分娩者
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