Rephase: It is necessary to close the gate.
Close the gate / You must close the gate / You have to close the gate.
Rephrase: It is prohibitted to ride your bike in this area.
You can't bike is this area / Don't bike in this area
Rephrase: Visitors are not allowed to feed the animals.
Don't feed the animals / You musn't feed the animals.
Rephrase: You musn't feed the animals.
Don't feed the animals.
Rephrase: It is necessary stay in your car.
You musn't leave the car/ Stay in the car
Rephrase:It's necessary to keep the car windows closed.
Don't open the car windows.
Rephrase: It is prohibited to take pictures.
Don't take pictures.
Rephrase: It is prohibited to take pictures.
Don't take pictures.
Rephase: You can't smoke in this area.
Don't smoke here.
It is prohibited to swim here
Don't swim
It is prohibited to turn right
Don't turn right
Rephrase: You can't drive fast.
Drive slowly
Rephrase: It is necessary to drive slowly
Drive slowly
Rephrase: It is your obligation to wear your seat belt all the time.
You must wear your seat belt. / Wear your seat belt.
Rephrase: You can't eat or drink here.
Don't eat or drink here.
What does this picture mean?
Don't use your mobile
