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【单选题】
总体设计、详细设计、编码、测试和____ ____等几个阶段。A.
维护
B.
成长
C.
成熟
D.
衰亡
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皮皮学刷刷变学霸
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【简答题】现场方位摄影的照片张数至少( )张,最多( )张。
【单选题】If consumers spend their income either on gasoline or food, then an increase in the price of gasoline rotates the budget line
A.
inward along the food axis.
B.
outward along the food axis.
C.
inward along the gasoline axis.
D.
outward along the gasoline axis.
【单选题】Although many brands of gasoline are sold on Haibei island, gasoline companies there get all of the refined gasoline they sell from Haibei seaports only storage tank, which is always refilled with the...
A.
Consumers are usually unaware of variations in the quality of the gasoline they buy unless those variations are announced by the gasoline companies.
B.
When tankers make gasoline delivery at Haibei' s seaport , the storage tank an Hailed always receives the same quantity of gasoline as that in the preceding delivery.
C.
There is a wide variation in the price at which the different brands of gasoline on Haibei are sold.
D.
If any gasoline company on Haibei alters the quality of its gasoline before sale, the other gasoline companies also use methods before sale that result in the same change in the quality of their gasoline.
E.
The gasoline storage tank on Haibei' s large enough to meet the needs of all of Haibei s different gasoline companies .
【单选题】If your demand for gasoline is inelastic, when the price of gasoline falls, which of the following occurs?
A.
Your demand curve for gasoline will shift leftward.
B.
Your demand curve for gasoline will shift rightward.
C.
Your total expenditure on gasoline will increase.
D.
Your total expenditure on gasoline will decrease.
【单选题】Assume the price of gasoline is $2.40 per gallon, and the equilibrium quantity of gasoline is 12 million gallons per day with no tax on gasoline. Starting from this initial situation, which of the fol...
A.
A 10 percent increase in the price of gasoline reduces the quantity of gasoline demanded by 2 percent and it increases the quantity of gasoline supplied by 5 percent; and the tax on gasoline amounts to $0.40 per gallon.
B.
A 10 percent increase in the price of gasoline reduces the quantity of gasoline demanded by 2 percent and it increases the quantity of gasoline supplied by 7 percent; and the tax on gasoline amounts to $0.40 per gallon.
C.
A 10 percent increase in the price of gasoline reduces the quantity of gasoline demanded by 1 percent and it increases the quantity of gasoline supplied by 8 percent; and the tax on gasoline amounts to $0.35 per gallon.
D.
There is insufficient information to make this determination.
【单选题】Relative to a situation in which gasoline is not taxed, the imposition of a tax on gasoline causes the quantity of gasoline demanded to
A.
decrease and the quantity of gasoline supplied to decrease.
B.
decrease and the quantity of gasoline supplied to increase.
C.
increase and the quantity of gasoline supplied to decrease.
D.
increase and the quantity of gasoline supplied to increase.
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