未知题型 听力原文：M: Hello.W: Is this Mr. Green's office?M: Yes, it is.W: Is he there?M: I'm sorry, he isn't. He's at a meeting this morning.W: What time will he be back?M: He'll be back after two o'clock but he'll only be in the office for an hour.W: Can I reach him in the conference room?M: I'm sorry, but they aren't taking any calls. Can I take message for you?W: This is Anne Lucas in the accounts office. I would like a word with him, please.M: I can ask him to call you after the meeting. Can I have your number?W: Yes, it's 488—6361. He can reach me there until three o'clock.What is Mr. Green doing?A．Answering the phone.B．Having a meeting.C．Working in the office.

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