answer: #Person1# has finished the homework and helps Mom with the preparation for #Person1#'s brother's birthday.
documents: #Person1#: Mom, I've finished my homework! How can I help with the washing up?
  #Person2#: Could you peel the onions, wash them and then chop them?
  #Person1#: Sure. Then what can I do after I finish it?
  #Person2#: Let me see. Wash the cabbage over there.
  #Person1#: Got it. Why are you doing so much food today?
  #Person2#: It's your brother's birthday today.
  #Person1#: Oh, I really forgot it. I thought it's Monday today. I have spent one day slower than you!
  #Person2#: Yeah, how forgetful you are. Be careful! Don't cut your fingers.
  #Person1#: I will.