answer: #Person1# warns Mike not to throw paper on the floor and asks him to put the paper in the wastepaper basket. The basket is full, so Mike empties the basket in the playground. #Person1# tells him it's not right and asks him to pick up the paper and put it in the dustbin at the back of the school.
documents: #Person1#: Don't throw paper on the floor, Mike.
  #Person2#: Where shall I put it, Miss?
  #Person1#: Put it in the wastepaper basket, please.
  #Person2#: But Tom and Bill put all their papers in the basket a few minutes ago. Now it's full.
  #Person1#: Then take the basket outside and empty it.
  #Person2#: Yes, Miss.
  #Person1#: Where did you empty the basket, Mike?
  #Person2#: In the playground, Miss.
  #Person1#: That's not right. The dustbin is at the back of the school. Now pick up the paper and put it in the dustbin.