ПОМОГИТЕ ОЧЕНЬ СРОЧНО!!!!Измени первое предложение, так чтобы в нем был модальный глагол....

ПОМОГИТЕ ОЧЕНЬ СРОЧНО!!!!

Измени первое предложение, так чтобы в нем был модальный глагол.
1 It's not allowed to go swimming at this beach.
2 It’s not a good idea to buy this tinned food. It’s genetically modified.
3 You waste so much energy. It’s important for you to switch off the lights when you leave the room.
4 It’s not necessary for you to leave now.
5 You aren’t allowed to walk on the grass.
6 All students wear uniform at our school. It’s the law.
7 You don’t have a permission to be loud during the lesson.

1. You can't swim at this beach.
2. You shouldn't buy this tinned food, it's genetically modified.
3. You waste son much energy. You must switch off the lights when you leave the room.
4. You shouldn't leave now.
5. You mustn't walk on the grass.
6. All students have to wear uniform at our school. It's the law.
7. You are not allowed to be loud during the lesson.