impulse time division system

例句：

1. 1. She had an urge to runfor exercise.
   她有跑步锻炼的冲动。
2. 2.The sudden impulse of the crowd caused himto fall.
   人群的突然冲动使他跌倒了。
3. 3. The doctor's advice was astrong impulse for her to change her diet.
   医生的建议强烈地促使她改变饮食习惯。