answer: #Person2# is preparing the supper and asks #Person1# to cook the dinner next time.
documents: #Person1#: My dear, what's for supper?
  #Person2#: Red cooked carp and rape with fresh mushrooms.
  #Person1#: What about soup?
  #Person2#: Sour-peppery soup.
  #Person1#: Which condiment do you use for?
  #Person2#: I'll use ginger, garlic scallion, hot pepper and vinegar.
  #Person1#: Very good, need I help you?
  #Person2#: No, don't need, I can do myself.
  #Person1#: Thanks. I can watch TV now.
  #Person2#: But you must cook that dinner next time.
  #Person1#: Okay, I'll do it next time.