参考答案：Edward

解析：[听力原文] 5-8
W: Good morning, this is Dr. Allen’s office.
M: Good morning, I’d like to make an appointment with Dr. Allen to have my teeth checked and cleaned. I’d like to have it done this week if possible.
W: Hum, I’ll see whether the doctor has time to see you this week. Have you been to see Dr. Allen before
M: No, I’ve just moved to town and Dr. Allen was recommended by a friend of mine. My name is Edward Johnson.
W: The doctor has no free time this week, Mr. Johnson. If you are having trouble with your teeth, I’ll try to work you in. Otherwise, I can give you an appointment on Friday, the 21st. Will that be all right
M: I’m sorry. I’ll be working on the 21st.
W: How about Saturday, the 22nd at 10 a.m.
M: That’ll be fine. Thank you.
W: Ok, we’ll see you on the 22nd, Mr. Johnson. Goodbye.
M: Goodbye.