根据对话内容，从下列选项中选出能填入空白处的最佳选项，其中有两个为多余选项。
A: What's the date,today?
B: It’s June 16.
A: 1. Then it's Dragon Boat Festival today,isn't it?
B: Yes. 2.
A: Did you have rice dumplings this morning?
B: Sure. 3.
A: I didn't.
B: What a pity! But I happen to have got some with me. 4.
A: I’ d love to. By the way,why do you call it Dragon Boat Festival?
B: Because in China,people race dragon boats this day every year.
A: Oh, I see. 5.
B: You are welcome.
A. We Chinese usually eat rice dumplings this day.
B. I hate eating rice dumplings.
C. Thank you for your rice dumplings.
D. I don't think so.
E. Would you' like to have one?
F. Really?G. How about you?