Today is April 4th, and there (be) a talk at the lecture hall on English study at 5 o'clock. Students of Class 6 are going to the lecture to listen to the talk, and they're listening to the lecture hall rules.
1)All the students should (wear) school uniforms. You are (not allow) to get into the lecture hall without wearing school uniforms.
2)You mustn't (talk) or chew gum while you (listen). (not take) food or drink into the lecture hall.
3)You are not supposed to bring MP3 players into the lecture hall.
4) (not bring) any mobile phones into the hall. You can't talk on the phone in it.
5)No (photo) can be taken during the talk.
6) (smoke) is not allowed in the hall.
7)You'd better (take) a notebook and a pen so that you can take some notes.