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【单选题】
听力原文：M: Hello, this is Tom Davis. I have an appointment with Mrs. Jones for 9 o’clock this morning, but I am afraid I’ll have to be 15 minutes late. W: That’s all right, Mr. Davis. She doesn’t have another appointment schedule until 10 o’clock. Q: When will Mr. Davis most probably meet Mrs. Jones? (15)
A.
Before 9 o'clock.
B.
At 10 o'clock.
C.
At about 9:15.
D.
After 9:50.
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【单选题】Lisa spends all her income on pizzas and DVDs. The above table shows Lisa's marginal utility for pizza and marginal utility for DVDs. If the price of a pizza is $10, the price of a DVD is $5, and Lisa...
A.
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B.
4 DVDs and 2 pizzas
C.
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D.
5 DVDs and 4 pizzas
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【单选题】If output is produced according to Q = 4LK, the price of K is $10, and the price of L is$10, then the cost minimizing combination of K and L capable of producing 16 units of output is
A.
L = 4 and K = 1
B.
L = 2 and K = 2
C.
L = 1 and K = 1
D.
L = 8 and K = 8
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【单选题】Joseph chooses a combination of apples and oranges along his budget line. The marginal rate of substitution of apples for oranges is 2, the price of an apple is $0.50, and the price of an orange is $1...
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is maximizing total utility.
B.
should consume more apples and fewer oranges to maximize total utility.
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should consume fewer apples and more oranges to maximize total utility.
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may or may not be maximizing total utility.
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【简答题】国际化标准组织ISO在1984年正式颁布了 ,使计算机网络体系结构了标准化。
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【单选题】Joseph chooses a combination of apples and oranges along his budget line. The marginal rate of substitution of apples for oranges is 2, the price of an apple is $0.50, and the price of an orange is $0...
A.
is maximizing total utility.
B.
should consume more apples and fewer oranges to maximize total utility.
C.
should consume fewer apples and more oranges to maximize total utility.
D.
may or may not be maximizing total utility.
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【多选题】流体在粗糙管中流动，若摩擦系数仅与相对粗糙度有关，则流动处于（ ）
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层流区
B.
完全湍流区
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阻力平方区
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【判断题】国际标准化组织( ISO )在 1984 年正式颁布了 TCP/IP 协议,使计算机网络体系结构实现了标准化。
A.
正确
B.
错误
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【单选题】在 IPv4 网络中,所使用的 OSPF 版本是()
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V 1
B.
V2
C.
V3
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【判断题】开放系统互连模型ISO是国际标准化组织OSI在1984年正式颁布的。()
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正确
B.
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【单选题】The price of Y is $10. According to the above figure, if the price of X is $5, what combination of X and Y will a utility-maximizing consumer choose?
A.
80 X , 20 Y
B.
120 X , 620 Y
C.
120 X , 250 Y
D.
200 X , 620 Y
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相关题目：
【单选题】Lisa spends all her income on pizzas and DVDs. The above table shows Lisa's marginal utility for pizza and marginal utility for DVDs. If the price of a pizza is $10, the price of a DVD is $5, and Lisa...
A.
6 DVDs and 1 pizza
B.
4 DVDs and 2 pizzas
C.
2 DVDs and 3 pizzas
D.
5 DVDs and 4 pizzas
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【单选题】If output is produced according to Q = 4LK, the price of K is $10, and the price of L is$10, then the cost minimizing combination of K and L capable of producing 16 units of output is
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L = 4 and K = 1
B.
L = 2 and K = 2
C.
L = 1 and K = 1
D.
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【单选题】Joseph chooses a combination of apples and oranges along his budget line. The marginal rate of substitution of apples for oranges is 2, the price of an apple is $0.50, and the price of an orange is $1...
A.
is maximizing total utility.
B.
should consume more apples and fewer oranges to maximize total utility.
C.
should consume fewer apples and more oranges to maximize total utility.
D.
may or may not be maximizing total utility.
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【简答题】国际化标准组织ISO在1984年正式颁布了 ,使计算机网络体系结构了标准化。
查看完整题目与答案
【单选题】Joseph chooses a combination of apples and oranges along his budget line. The marginal rate of substitution of apples for oranges is 2, the price of an apple is $0.50, and the price of an orange is $0...
A.
is maximizing total utility.
B.
should consume more apples and fewer oranges to maximize total utility.
C.
should consume fewer apples and more oranges to maximize total utility.
D.
may or may not be maximizing total utility.
查看完整题目与答案
【多选题】流体在粗糙管中流动，若摩擦系数仅与相对粗糙度有关，则流动处于（ ）
A.
层流区
B.
完全湍流区
C.
湍流区
D.
阻力平方区
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【判断题】国际标准化组织( ISO )在 1984 年正式颁布了 TCP/IP 协议,使计算机网络体系结构实现了标准化。
A.
正确
B.
错误
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【单选题】在 IPv4 网络中,所使用的 OSPF 版本是()
A.
V 1
B.
V2
C.
V3
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【判断题】开放系统互连模型ISO是国际标准化组织OSI在1984年正式颁布的。()
A.
正确
B.
错误
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【单选题】The price of Y is $10. According to the above figure, if the price of X is $5, what combination of X and Y will a utility-maximizing consumer choose?
A.
80 X , 20 Y
B.
120 X , 620 Y
C.
120 X , 250 Y
D.
200 X , 620 Y
查看完整题目与答案