从A到G选项中选出能填入空白处的最佳选项补全对话（选项中有两项是多余的。）
A: Excuse me, sir. ____1____
B: Yes. What can I do for you, young man?
A: ___2___ Some of my classmates want to go to Beijing for a short visit. I’d like to look for some information about traveling. I want to know if you have four days’ tours.
B: We certainly do. There are quite many such tours. ___3__
A: Well, we’re going to visit some famous places such as the Great Wall, the Summer Palace and so on.
B: They are all places of great interest in Beijing. ___4__.
A: Well, today is June 24. And we still have three more days before finishing the final exam. ___5___
B: Oh, I see. There are two kinds of tours: package(全包式) and self-service(自住式).
A: I think we’ll take the self-service.
B: All right. Here’s the information about the tour and it will help you.
A: Thank you very much.
B: You’re welcome.
A. We’ll be free the day after that.
B. Can I ask you a question?
C. When are you going to take the tour?
D. Could you give me some help?
E. What places are you going to visit?
F. I’ll finish my school next month.
G. We are going to fly there.
1________ 2.________3._______4.________5._________