【单选题】Samara's income is $30 a month and she spends all of it on music downloads and gasoline. The price of a music download is $3 and the price of a gallon of gasoline is $3. At Samara's best affordable po...
D.
More information is needed to determine the marginal rate of substitution.
【单选题】The table above shows the situation in the gasoline market in Tulsa, Oklahoma. If the price of a gallon of gasoline is $3.73, then
A.
there is a surplus of gasoline in Tulsa.
B.
there is a shortage of gasoline in Tulsa.
C.
the gasoline market in Tulsa is in equilibrium.
D.
without more information we cannot determine if there is a surplus, a shortage, or an equilibrium in the gasoline market in Tulsa.
E.
there is neither a surplus nor a shortage, but the market is NOT in equilibrium.
【简答题】• Les bureaux sont ...... ..(confortable)
【单选题】A l'Université, les bureaux des professeurs sont ; les fenêtres des bureaux sont .
A.
inconfortables; grandes
B.
inconfortables; petites
【单选题】Consumers expect that the price of a gallon of gasoline will rise next week. As a result, (消费者预计,一加仑汽油的价格将在下周上涨。结果是,——中文由在线翻译而来,仅供参考.下同.)
A.
today's supply of gasoline increases.今天汽油供应增加。
B.
today's demand for gasoline increases.今天汽油需求增加。
C.
the price of a gallon of gasoline falls today.一加仑汽油的价格今天下跌。
D.
next week's supply of gasoline decreases.下周汽油供应减少。
【单选题】The rate at which Sam is willing to give up a gallon of gasoline to get one more pound of coffee, and remain on the same indifference curve is called his
A.
opportunity cost of coffee.
B.
opportunity cost of gasoline.
C.
personal price of coffee.
D.
marginal rate of substitution.
【单选题】The rate at which a person is willing to give up a gallon of gasoline to get one more pound of coffee and remain on the same indifference curve is called his or her
A.
relative cost of coffee in terms of gasoline.
B.
indifference cost of coffee.
C.
personal price of coffee.
D.
marginal rate of substitution.
【单选题】对于盒中内容的显示描述错误的是
A.
text-pverflow属性可以隐藏整个盒模型
B.
可以通过overflow属性来设置盒中容纳不下的内容的显示
C.
overflow-x用以单独指定水平方向上超出盒的容纳范围时内容的显示方法
D.
overflow-Y用以单独指定垂直方向上超出盒的容纳范围时内容的显示方法
【单选题】The table above shows the situation in the gasoline market in Tulsa, Oklahoma. If the price of a gallon of gasoline is $3.62, then
A.
there is a surplus of gasoline in Tulsa.
B.
there is a shortage of gasoline in Tulsa.
C.
the gasoline market in Tulsa is in equilibrium.
D.
without more information we cannot determine if there is a surplus, a shortage, or an equilibrium in the gasoline market in Tulsa.
E.
there is neither a surplus nor a shortage, but the market is NOT in equilibrium.