根据对话内容，从方框里的选项中选出5个最佳选项补全对话。其中有一选项为多余选项。

A. We can't eat in the classroom. B. What are the school rules? C. This is very important. D. Can I bring my smart phone to school? E. Do we have to wear the school uniform? F. Can I bring my music player to school?

A: Hi, my name's Li Lei. It's my first day at our school.

B: Hi, Li Lei. I'm Daming. This is a great school, but there are a lot of rules.

A:

B: First, we have to wear the school uniform every day.

A: I see.

B: Yes, you can, but you can't listen to music in the classroom or hallways,

A:

B: You'd better not. If you do so, you must hand it in to your headteacher.

A: What else?

B: But we can eat in the dining hall.

A: Thank you, Daming.