Section B Directions: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. The dialogues and questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D. 听力原文：M: What have you been doing these past five years? W: How time flies! It has been five years since we graduated from this school. Q: What is the probable relationship between the two speakers? (6)