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【单选题】
对羟基苯甲酸酯的别名是（ ）。A.
金酯
B.
对羟基苯甲酸乙酯
C.
棓酸丙酯
D.
树脂
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举一反三
【单选题】He was seated at one of those little bamboo tables _ with a Japanese vase of paper daffodils.
A.
distraction
B.
decorated
C.
interact
D.
wrench
【判断题】Demand refers to the quantity of a good that consumers are willing and able to buy at different prices at a specific time.
A.
正确
B.
错误
【判断题】Elasticity of Demand means a measure of how responsive consumers are to price changes.
A.
正确
B.
错误
【简答题】SARS病毒是： A．DNA病毒 B．RNA病毒 C．类病毒 D．朊病毒
【单选题】Which of the following has MOST influenced consumers to demand access to foreign-made products?
A.
Declining global affluence has caused consumers to seek out lower-priced products from abroad.
B.
Consumers have become more efficient in using media and technologies to compare prices worldwide.
C.
Fearing that their governments will enact restrictive policies on imports, consumers are stocking up on foreign products before restrictions are put in place.
D.
Expectations of rising prices of foreign products have caused consumers to seek foreign products before their prices become prohibitive.
【单选题】A vertical demand curve for a particular good implies that consumers are
A.
sensitive to changes in the price of that good.
B.
not interested in that good.
C.
irrational.
D.
not sensitive to changes in the price of that good.
【简答题】A、杯状病毒 B、嗜肝DNA病毒 C、缺陷病毒 D、黄病毒 E、微小RNA病毒 甲肝病毒是（ ）
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