standonone'sownfeet/leg自主A:Iwanttoleavehome,mum.A:我想离开家了,妈妈。B:Why?B:为什么?A:Iamagrown-up,andIcanstandonmyowntwofeet.A:我长大了,已经能够自食其力了。B:It'salluptoyou.B:由你自己决定吧!......