【单选题】
Agriculture was a step in human progress______which subsepuently was not anything comparable until our own machine age.
A.in
B.for
C.to
D.from
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根据网考网移动考试中心的统计,该试题:
4%的考友选择了A选项
2%的考友选择了B选项
84%的考友选择了C选项
10%的考友选择了D选项