第2章、第3单元_clip.mp3: Listen to the dialogue and fill in the blanks. Bell boy: Good morning, sir. . Guest: Thank you. Bell boy: May I ? Guest: Please take this . Bell boy: Certainly. Let me show you the way. Guest: Thanks. Bell boy: Do you need all in your room? Guest: No, please for me. Bell boy: Sure. I will make out a for you. Guest: Thank you. When can I ? Bell boy: We are open . This way, please. Guest: Thank you. Bell boy: Hope you will .