听力原文：M: I’mfrid I must be going now.W: Must you It’s still erly.M: I’mfrid I r听力原文：M: I’mfrid I must be going now. W: Must you It’s still erly. M: I’mfrid I relly must. I hve to meet midnight plne. W: In tht cse, we cn’ t keep you. M: Well, thnk you very much for plesnt evening. W: Thnk you for coming. You must comegin. M: Thnk you. I will. Good-bye. W: Good-bye. I wish you very good journey home. Why does the mn leve erly Becuse he is too tired. B．Becuse he is ctching flight. C．Becuse he does not like to sty.A．Because he is too tireDB．Because he is catching a flight．C．Because he does not like to stay．