Question

Rewrite these notices using have to, don't have to, must not, should or shouldn't.
1)Free parking
2)Visitors are advised not to touch the animals
3)For best results, shake the can before using the spray
4)Swimming in this area is strictly forbidden
5)Police Notice No Parking
6)Passport control
7)Stop

Answer 1

1. I don't have to pay for parking 
2. The visitors must not touch the animals.
3. For the best result you have to shake the can befor using the spray.
4. You must not swin in this area
5. You must not park here
6. You have to get your passport controlled
7. You must stay where you are.