根据对话情景和内容，从对话后所给的选项中选出能填入每一空白处的最佳选项。选项中有两个
为多余选项。
Jack: Hi, Frank.
Frank: Hi, Jack.
Jack: 1_____
Frank: Yes, I have some books to read, but I can do it later.
Jack: I want you to do me a favor.
Frank: Go ahead. 2_____
Jack: Professor Smith is coming this afternoon. I am expected to meet him at the airport,
but I have an important meeting to go to.
Frank: I can do it for you. 3 _____
Jack: He's about your age, in his early thirties. Tall and handsome.
Frank: 4_____
Jack: Oh, about three o'clock. He is taking flight number 231 from Detroit.Thank you!
Frank: 5_____
A: See you this afternoon!
B: How can I recognize him?
C: What do you want me to do?
D: Are you free this afternoon?
E: When should I leave for the airport?
F: I am honored to meet the famous professor.
G: Are you going to the meeting this afternoon?
