Section B Directions: This section is to test your ability to understand short conversations. There are 2 recorded conversations in it. After each conversation, there are some recorded questions. The conversations and the questions will be spoken only once. When you hear a question, you should choose the correct answer from the 4 choices marked A, B, C, and D. 听力原文：W1: Good morning, Miss Irene. This is your first day to work here. I hope you will like your job. W2: Good morning, Miss Jean. I think I'll enjoy working with you. W1: This is your desk. Sit down here please. W2: Thank you. W1: Miss Irene, your main duty is to answer phone calls and transfer them to the person wanted. W2: I see. What if the person wanted is out? W1: In that Case, you are supposed to ask the caller to leave a message. W2: Will I be responsible for keeping all the files in order? W1: Yes, you will. The secretary will do this with you. W2: All right. 6．What is Irene's main duty? 7.Who will keep the files in order? (6)