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【单选题】
建筑材料与装饰材料会把污染物带入室内，其中值得注意的是
A.
甲醛和氨
B.
甲醇和氡
C.
甲醛和氡
D.
甲醇和氨
E.
甲醛和镭
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参考答案：
举一反三
【单选题】Human capital
A.
can be thought of, metaphorically, as the quality of society’s textbooks, whereas technological knowledge can be thought of as the time that the population has devoted to reading textbooks.
B.
is more tangible than physical capital.
C.
is an input in the production of goods and services.
D.
is the same as the quantity of labor.
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【单选题】If the price of a product changes by 10 percent, and as a result quantity demanded changes by 5 percent ( )
A.
demand for the product is price elastic
B.
revenue will rise if the price change was an increase
C.
revenue will fall if the price change was an increase
D.
revenue will rise if the price change was a reduction
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【单选题】Human capital is:
A.
the improvement in labor made possible by education and knowledge that is embodied in the workforce.
B.
the machinery and tools that each worker owns.
C.
robots that can perform tasks that only humans could do in the past.
D.
not as important as physical capital.
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【单选题】Human capital is
A.
all capital owned by individuals, but not by corporations or governments.
B.
all capital owned by individuals or corporations, but not by governments.
C.
machinery that meets or exceeds federal safety standards for use by humans.
D.
the skill and knowledge of workers.
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【单选题】If the price of a product changes by 5 percent, and as a result quantity demanded changes by 10 percent ( )
A.
demand for the product is price inelastic
B.
revenue will rise if the price change was an increase
C.
revenue will fall if the price change was a reduction
D.
revenue will rise if the price change was a reduction
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【判断题】If a price changes, then changes in consumption at the intensive margin are changes that happen because consumers alter the amounts that they consume, but do not either stop consuming or start consumi...
A.
正确
B.
错误
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【简答题】在SQL Server 2008中，计算两个日期之差的函数是【6】。
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【单选题】If the price of a product changes by 5 percent, and as a result quantity demanded changes by 5 percent ( )
A.
demand is price elastic
B.
This can only be the result of a rightward shift of   the demand curve
C.
The price elasticity of demand is unity
D.
This can only be the result of a leftward shift of the demand curve
查看完整题目与答案
【单选题】在SQL Server 2008中,不能创建
A.
数据库角色
B.
服务器角色
C.
自定义函数
D.
自定义数据类型
查看完整题目与答案
【简答题】在SQL Server 2008中
查看完整题目与答案
相关题目：
【单选题】Human capital
A.
can be thought of, metaphorically, as the quality of society’s textbooks, whereas technological knowledge can be thought of as the time that the population has devoted to reading textbooks.
B.
is more tangible than physical capital.
C.
is an input in the production of goods and services.
D.
is the same as the quantity of labor.
查看完整题目与答案
【单选题】If the price of a product changes by 10 percent, and as a result quantity demanded changes by 5 percent ( )
A.
demand for the product is price elastic
B.
revenue will rise if the price change was an increase
C.
revenue will fall if the price change was an increase
D.
revenue will rise if the price change was a reduction
查看完整题目与答案
【单选题】Human capital is:
A.
the improvement in labor made possible by education and knowledge that is embodied in the workforce.
B.
the machinery and tools that each worker owns.
C.
robots that can perform tasks that only humans could do in the past.
D.
not as important as physical capital.
查看完整题目与答案
【单选题】Human capital is
A.
all capital owned by individuals, but not by corporations or governments.
B.
all capital owned by individuals or corporations, but not by governments.
C.
machinery that meets or exceeds federal safety standards for use by humans.
D.
the skill and knowledge of workers.
查看完整题目与答案
【单选题】If the price of a product changes by 5 percent, and as a result quantity demanded changes by 10 percent ( )
A.
demand for the product is price inelastic
B.
revenue will rise if the price change was an increase
C.
revenue will fall if the price change was a reduction
D.
revenue will rise if the price change was a reduction
查看完整题目与答案
【判断题】If a price changes, then changes in consumption at the intensive margin are changes that happen because consumers alter the amounts that they consume, but do not either stop consuming or start consumi...
A.
正确
B.
错误
查看完整题目与答案
【简答题】在SQL Server 2008中，计算两个日期之差的函数是【6】。
查看完整题目与答案
【单选题】If the price of a product changes by 5 percent, and as a result quantity demanded changes by 5 percent ( )
A.
demand is price elastic
B.
This can only be the result of a rightward shift of   the demand curve
C.
The price elasticity of demand is unity
D.
This can only be the result of a leftward shift of the demand curve
查看完整题目与答案
【单选题】在SQL Server 2008中,不能创建
A.
数据库角色
B.
服务器角色
C.
自定义函数
D.
自定义数据类型
查看完整题目与答案
【简答题】在SQL Server 2008中
查看完整题目与答案
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