题目内容：
Why does the writer think rope skipping also does good to one's eyes?
A．[ A ] Skipping the rope helps make one grow talle B．[ B ] One has to act quickly, when skipping the rop
C．[ C ] Skipping the rope can make one's eyes more activ
D．[ D ] One's eyes move when one is skipping the rop
参考答案：
答案解析：