【单选题】
______no friction between the surface of the road and our feet, we could not walk at all.
A.If there was
B.Were there
C.Was there
D.There was
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根据网考网移动考试中心的统计,该试题:
84%的考友选择了A选项
8%的考友选择了B选项
0%的考友选择了C选项
8%的考友选择了D选项