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【单选题】
旧时妇女的发髻上喜插一支银簪,簪子的最初作用是:A.
梳子
B.
笛子
C.
防身武器
D.
饰品
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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】现场救护局部伤口处理正确的是 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
无菌纱布覆盖
B.
B ．内脏、组织等纳回伤口
C.
C ．清除伤口异物
D.
D ．清除血凝块 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
E.
外露的骨折端归位 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【单选题】Which of the following statements about the marginal rate of substitution is NOT correct?
A.
It measures the number of units of the good on the horizontal axis that a consumer must be compensated with to give up a unit of the good on the vertical axis, while remaining on the same indifference curve.
B.
It is measured by the slope of the indifference curve.
C.
It decreases in value when moving downward along a typical-shaped indifference curve.
D.
It is constant for goods that are perfect substitutes.
【单选题】The magnitude of the slope of the budget line
A.
is defined as marginal rate of substitution.
B.
equals the relative price of the good measured along the horizontal axis.
C.
increases when income increases.
D.
decreases when income increases.
【单选题】现场救护局部伤口处理正确的是
A.
无菌纱布覆盖
B.
内脏、组织等回纳伤口 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
C.
清除伤口异物 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
D.
清除血凝块
【单选题】When moving along the production possibilities frontier, opportunity cost is measured as the (当沿着生产可能性的前沿移动时,机会成本被测量为——中文由在线翻译而来,仅供参考)
A.
increase in the quantity produced of one good divided by the decrease in the quantity produced of another good.增加一件商品的数量除以另一种商品的数量减少。
B.
decrease in the quantity produced of one good divided by the increase in the quantity produced of another good.减少一件商品的数量除以另一种商品的数量增加。
C.
quantity produced of one good divided by the quantity produced of another good.一个产品的数量除以另一个商品的数量产生。
D.
quantity produced of one good multiplied by the quantity produced of another good.一个产品的数量乘以另一个商品的数量。
【单选题】The magnitude of the slope of an indifference curve
A.
is equal to the marginal rate of substitution.
B.
always equals the relative price of the product measured along the horizontal axis.
C.
increases as income increases.
D.
decreases when income increases.
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