The author does not include among the sciences the study of In the author’s view, the Greeks who studied conic sections

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问题 The author does not include among the sciences the study of
In the author’s view, the Greeks who studied conic sections

选项 A、were mathematicians.
B、worked with electricity.
C、were interested in navigation.
D、were unaware of the value of their studies.

答案D

解析 细节理解题。本题问:在作者看来;研究圆锥体的希腊人当时如何?第3段第4句写道:"如果希腊数学家不热心致力于研究圆锥体的截面,而且丝毫没有想到,这种研究有朝一日会有用,那么几个世纪以后就不可能有远离海岸的航行"。
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