leave something for/to someone        
phrasal verb with leave verb uk/liːv/ us/liːv/ left | left
 把…留给(某人)去处理
to give someone responsibility for dealing with something
  I've left the paperwork for you. 我把文案工作留给了你。 
 Leave it to me - I'll sort it out tomorrow. 留给我来干吧——明天我会把它处理好的。