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【判断题】
从光密媒质到光疏媒质的反折射现象中,一定会发生全反射 A. 错 B. 对A.
正确
B.
错误
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反馈参考答案：
举一反三
【判断题】A business model describes how a company produces, delivers, and sells a product or service to create wealth
A.
正确
B.
错误
【单选题】Which of the following is an e-commerce business model in which a consumer communicates through a business on the Internet, and directly provides product specifications to a factory that produces the ...
A.
F2b2C
B.
Push technology
C.
Personal SaaS
D.
VoIP
【单选题】Which of the following statements is true according to the passage?
A.
A business produces goods only because they want to satisfy the needs of the public.
B.
Consumer satisfaction is always the most important factor for producers to consider.
C.
Both consumer satisfaction and persuasive salesmanship serve producers pursuit of profit.
D.
Producers and merchants are very benevolent in that they focus on consumer' s satisfaction.
【单选题】It seemed to me, and still does, that the system of American business often produces wrong, immoral and irresponsible decisions, even though the personal morality of the people running the businesses ...
A.
may be excused from trial
B.
are often above reproach
C.
may differ in interpreting morality
D.
should not escape responsibility
【单选题】What does the text tell us about Fijian people ?
A.
They invented “Fiji time” for visitors
B.
They stick to a traditional way of lift
C.
They like to travel from place to place
D.
They love taking adventures abroad
【单选题】效用分析在西方经济学中有两种基本方法,它们是
A.
边际效用分析法和总效用分析法
B.
主观效用分析法和客观效用分析法
C.
基数效用分析法和序数效用分析法
D.
绝对效用分析法和相对效用分析法
【单选题】单项选择。 In New York, they ______ the White House last September. [ ]
A.
visit
B.
are visiting
C.
visits
D.
visited
【单选题】The people of that area are poor even ______. When the place is hit by a flood, to Vis they will be ______.
A.
at the worst of times, in real anguish
B.
at the best of times, in real anguish
C.
for the best time, in real crisis
D.
at better times, very painful
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