【单选题】Student: Would it be convenient to see you today, Dr. Jones? Dr. Jones: Yes. I have the office hours the whole day. Student: I've been having trouble with my research project. Dr. Jones: ______ We'll ...
【单选题】听力原文:W: Hello, Mr. Smith. This is Mary. I'm sorry to tell you that Dr. Brown has to change your appointment to tomorrow at the same time. His flight is late. He is still in New York now. M: Oh, well, ...