【单选题】
Astronauts are __________ all kinds of tests before [hey are actually sent up in a spacecraft.
A.inclined to
B.subjected to
C.prone to
D.bound to
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根据网考网移动考试中心的统计,该试题:
0%的考友选择了A选项
58%的考友选择了B选项
33%的考友选择了C选项
9%的考友选择了D选项