Complete the rules with must or mustn't

1. At the zoo, you
   [ ] touch the animals.
2. At the fireworks display, you
   [ ] go near the fireworks.
3. In the theatre, you
   [ ] be quiet.
4. On a ride, you
   [ ] stand up.
5. In the concert hall, you
   [ ] turn off your mobile.
6. In the art gallery, you
   [ ] photograph the paintings.