根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。并在答题卡上将该项涂黑。选项中有两项为多余选项。
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 ing 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?DCBEF
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(答案→)DCBEF
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