answer: #Person1# tells Zhang Ming the doctors in this hospital help the poor with their eye problems for free and will try their best to treat Zhang Ming.
documents: #Person1#: Good morning, young man. What's your name, please?
  #Person2#: My name is Zhang Ming. I'm 12 years old now. Can you introduce your doctors?
  #Person1#: We doctors in this hospital fly to different poor places. People with eye problems can come to us. We give medicine to the poor or do operations on them free.
  #Person2#: I started to have problems with my eyes when I was 7. Now I can't see things clearly. Can you help me?
  #Person1#: Yes, of course. We'll try our best.
  #Person2#: My parents don't have enough money for the medicine or the operation.
  #Person1#: Don't worry. We get donations from all over the world. You don't have to pay.