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【单选题】
( )是指商品本身所固有的性质,是商品性质的集合。A.
商品属性
B.
商品价格
C.
商品颜色
D.
商品重量
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举一反三
【单选题】Suppose that the demand curve for desktop computers shifts rightward and at the same time the supply curve shifts leftward. Which of the following could have caused these shifts?
A.
Desktop computers are a normal good and incomes increased, while more firms entered the market.
B.
The price of a laptop computer, a substitute for desktop computers, fell and the cost of producing desktop computers decreased.
C.
Consumers purchased more computers because of the Christmas season and the labor costs of producing desktop computers decreased.
D.
Desktop computers are a normal good and incomes increased, while the labor costs of producing personal computers increased.
E.
Desktop computers are a normal good and incomes decreased, while the labor costs of producing personal computers increased.
【简答题】All the desktop computers are ________to the printer.
【单选题】岩石是一种或多种矿物或岩屑组成的集合体,按其成因分成()三大类。
A.
花岗岩、火山岩和变质岩
B.
岩浆岩、沉积岩和变质岩
C.
花岗岩、石灰岩和变质岩
D.
岩浆岩、大理岩和变质岩
【简答题】岩石是一种或多种矿物或岩屑组成的集合体,按其成因分成岩浆岩、沉积岩和()三大类。
【简答题】desktop computers
【简答题】阿士大夫干撒啊爱上过安顺
【单选题】Which chart is correct? DC--desktop computers, NC—notebook computers CC--cycle computers
A.
B.
C.
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