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【简答题】
A．To demonstrate that current consumer trends are stable. B．To compare current consumer trends to those of the past. C．To indicate that most consumers actively research the products they buy. D．To show that there has been a decrease in consumer awareness.
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【单选题】Price Terms Important Price Information Unless otherwise expressly noted, all prices are per person, based on double occupancy of the stateroom and are quoted in U.S. dollars and include meals and bev...
A.
Prices are per person.
B.
Prices are based on single occupancy.
C.
Prices are subject to change by the company.
D.
Prices are quoted in U.S. dollars.
【单选题】Suppose the price of chocolate chip cookies is $4.00 per pound and the price of a slice of cake is $2.00 per slice. The relative price of cookies in terms of cake is
A.
$2.00 per cookie.
B.
$4.00 per cookie.
C.
1/2 slice of cake per cookie.
D.
2 slices of cake per cookie.
【多选题】插座接线应符合( )规定。
A.
单相两孔插座，面对插座的右孔或上孔与相线连接，左孔或下孔与零线连接；单相三孔插座，面对插座的右孔与相线连接，左孔与零线连接
B.
单相三孔、三相四孔及三相五孔插座的接地(PE)或接零(PEN)线接在上孔
C.
接地(PE)或接零(PEN)线在插座间不串联连接
D.
插座的接地端子不与零线端子连接。同一场所的三相插座，接线的相序一致
【简答题】为了保持菜品洁白的色泽并去除其异味,菜品装盘前在盘中滴加少量的醋,称其为( )。
【多选题】插座接线应符合下列要求：()。
A.
单相两孔插座，面对插座的右孔或上孔与相线连接，左孔或下孔与零线连接
B.
单相三孔插座，面对插座的右孔与相线连接，左孔与零线连接
C.
单相两孔插座，面对插座的左孔或下孔与相线连接，右孔或上孔与零线连接
D.
单相三孔插座，面对插座的左孔与相线连接，右孔与零线连接
【单选题】Suppose the market price of a pound of steak is $12 per pound and the equilibrium price is $9 per pound. In this case, there is
A.
shortage, so the price falls and quantity demanded increases.
B.
surplus, so the price falls and quantity demanded increases.
C.
shortage, so the price rises and quantity demanded decreases.
D.
surplus, so the price rises and quantity demanded increases.
E.
surplus, so the price falls and quantity supplied increases.
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