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【单选题】
Mary is currently buying apples and oranges such that the last unit of apples has 30 units of utility and the last unit of oranges has 40 units of utility. She has allocated her entire budget. If the price of an apple is 10 cents and the price of an orange is 20 cents, to maximize her utility, what should Mary do?A.
buy more apples and fewer oranges
B.
buy fewer apples and fewer oranges
C.
buy more oranges and fewer apples
D.
continue to buy the same amounts of both goods
E.
None of the above answers is correct.
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举一反三
【判断题】Generally speaking, after Shakespeare, the English drama was undergoing a process of prosperity.()
A.
正确
B.
错误
【简答题】generally speaking ( )
【单选题】在室内增加装饰性的柱子，特别是石柱，悬挂较大的吊灯，房间局部增加假山盆景，这些装修做法就是对结构增加了( )。
A.
均布面荷载
B.
线荷载
C.
垂直荷载
D.
集中荷载
【简答题】Generally speaking, consumers mainly benefit from trade and suffer from protection.
【单选题】Generally speaking, the language used in public speaking is formal in style, clear and vivid in tone and persuasive in purpose.(翻译)
A.
一般来说，公共演讲中所用的语言文体正式，惟妙惟肖，具有说服力。
B.
一般来说，公共演讲中所用的语言风格正式， 语调清晰生动，说理目的明确。
C.
一般来说，公共演讲中所用的语言风格正式，语调清晰生动，目的是劝慰别人。
【判断题】Generally speaking, laptops are more environmental-friendly than desktops.
A.
正确
B.
错误
【简答题】generally speaking, how many officers are there in the deck department?
【单选题】在室内增加装饰性柱子，特别是石柱，悬挂较大的吊灯，房间局部增加假山盆景，这些装修做法就是对结构增加了( )。
A.
集中荷载
B.
线荷载
C.
均布面荷载
D.
垂直荷载
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