请你举出一些物体具有动能的例子
飞行的飞机，高速运行的火车，飞驰而过的汽车，正在行走的人等都具有动能．
Now that their parents are dead, the poor boy doesn’t know ________ the money they left.
A．how to do with
B．what to do with
C．to do what with
D．how he will do with
何为“一制三规”？
