求英语高手告诉我这些英语俚语的意思,什么情况下用,给个例句.要英文简单的解释,谢谢.急需,会加分.
1.when pigs fly
2.not lift a finger
3.skin and bones
4.punch your lights out
5.put one's eggs in one basket
真的很急，麻烦高手出来帮帮忙。谢谢。