【单选题】
Which of the following is an example of inertia
A.A boat can stay on water.
B.A plane can fly in the air.
C.You can walk faster on a very smooth surface.
D.You can go forward and backward on a swing.
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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
9%的考友选择了B选项
40%的考友选择了C选项
51%的考友选择了D选项