单项选择题

Apple sells its new computer models at a high price because ______.

A．they have new features and functions
B．they are more sophisticated than other models
C．they have new accessories attached
D．it wants to accumulate funds for future research
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单项选择题
One of the reasons for the current crisis in American colleges and universities is that ______.
A．a narrow-minded vocationalism has come to dominate many colleges
B．students don't have enough freedom in choosing what they want to learn
C．skills are being taught as a means to an end
D．students are only interested in obtaining credentials
单项选择题
It can be inferred from the passage that high-quality college education calls for ______.
A．putting academic work in the proper context
B．a commitment to students and effective teaching
C．the practice of putting learning to productive ends
D．dedication to research in frontier areas of knowledge
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