【单选题】
We can infer from the passage that the patent of the drill is held by
A.NASA.
B.Dr. Yoseph Bar-Cohen.
C.NASA’s Jet Propulsion Laboratory.
D.Cybersonics Incorporated in Erie, Philadelphia.
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根据网考网移动考试中心的统计,该试题:
85%的考友选择了A选项
5%的考友选择了B选项
3%的考友选择了C选项
7%的考友选择了D选项