重点讲解：
1. grow up 长大成人；成熟；
As children grow up, they drift away from their parents'views.
孩子们长大以后就不再按父母的观点考虑问题了G*qwJ-!0RAbwB!Zkq。
2. on one's own 独立地；依靠自己地；
He studied these subjects on his own.
这些课程他是自学的Y1VWgnz;F&s-D。
3. be quick to do sth. 立刻的；马上的；
I'm normally quick to complain about shoddy service.
对劣质服务我通常会立刻投诉Ke5*,b2#i-T9L4。
4. look back 追忆；回顾；
As I look back, scenes of the past leap before my eyes.
追忆往事，历历在目_lu_8zI4[tifUiu!iX。