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【多选题】
与花岗岩相比较,天然大理石的特点有( )。A.
颜色绚丽、纹理多姿
B.
硬度中等、耐磨性差
C.
耐酸性差
D.
容易打磨抛光
E.
耐久性差
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举一反三
【单选题】What would happen in the market for canned pinto beans if your income increases?
A.
. Demand increases if pinto beans are an inferior good.
B.
. Demand increases if pinto beans are a normal good.
C.
. Supply increases if pinto beans are an inferior good.
D.
. Supply increases if pinto beans are a normal good.
【单选题】If, as income increases, the demand for product X decreases, X is said to be a/an______.
A.
substitute good
B.
complementary good
C.
inferior good
D.
normal good
【单选题】If the income elasticity of money demand is 3/4 and income increases 8%, by about how much does the price level change?
A.
Falls by 6%.
B.
Unchanged.
C.
Rises by 6%.
D.
Rises by 8%.
【单选题】If a decrease in income increases the demand for a good, then the good is a(n)
A.
substitute good.
B.
complementary good.
C.
normal good.
D.
inferior good.
【单选题】If a decrease in income increases the demand for a good, then the good is
A.
a substitute good.
B.
a complement good.
C.
a normal good.
D.
an inferior good.
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