Teacher:In this task, you will be shown a conversation. You need to write a question with three choices for the conversation. Your question should be answerable based on the conversation and only have one correct answer. Note that you don't need to answer your question. "W" and "M" in the conversations stand for "woman" and "man".
Teacher: Now, understand the problem? Solve this instance: W: Don't throw paper on the floor, Mike. M: Where shall I put it, Miss? W: Put it in the waste-paper basket, please. M: But Tom and Bill put all their paper in the basket a few minutes ago. Now it's full. W: Then take the basket outside and empty it. M: Yes, Miss. W: Where did you empty the basket, Mike? M: On the playground, Miss. W: That's not right! The dustbin is at the back of the school. Now pick up the paper and put it in the dustbin.
Student:
Why did the man put the paper on the floor? (A) He saw other people do so. (B) The basket was thrown away. (C) The basket was full.