题目

.        I go to interview a great man．“What surprises you most in your life?” I ask．The great man answers, “People don’t like to be children; when they grow up, they wish to be children again．They lose their health to make money and then lose their money to restore their health．They think anxiously about the future, but they forget the present, so they live neither for the present nor the future．”        I have never heard of these words． I am silent for a while, write these words down, and then I ask the second question prepared ahead of time, “As a parent对于做匀速圆周运动的物体，下列说法中正确的是 [　　] A．线速度越大，周期越小 B．角速度越大，周期越小 C．角速度越大，速度的方向改变越快 D．线速度越大，速度的方向改变越快