单项选择题

According to the passage, in the competition for scientific leadership,______.

A．applied research is of the greatest significance
B．basic research is of the greatest significance
C．research in high-energy physics is of the greatest significance
D．research in high-tech fields is of the greatest significance
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单项选择题
The example given in the third paragraph is mainly used to show ______.
A．western Europe is spending more money than America in certain fields
B．Europeans are making more discoveries than Americans in retain fields
C．European scientists are more intelligent than American scientists
D．America's scientific leadership is being replaced by European countries
单项选择题
America's technological universities and government laboratories are generally ______.
A．loved by scientists in other parts of the world
B．disliked by scientists in other parts of the world
C．admired by scientists in other parts of the world
D．jealous of scientists in other parts of the world
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