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【单选题】
能降气化痰、止咳平喘的药物为A.
苦杏仁
B.
苏子
C.
百部
D.
紫菀
E.
白果
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反馈参考答案：
举一反三
【单选题】If money income increases, a consumer's budget line
A.
becomes flatter.
B.
becomes steeper.
C.
shifts rightward and its slope does not change.
D.
shifts leftward and its slope does not change.
【单选题】If income increases or the price of a complement falls, the
A.
demand curve for a normal good shifts leftward.
B.
demand curve for a normal good shifts rightward.
C.
supply curve of a normal good shifts leftward.
D.
supply curve of a normal good shifts rightward.
【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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