Сделай предложения используя should / shouldn't / ought to / oughtn't to
Circus Rules
OK
1 Bring a camera.
2 Arrive before the performance.
3 Be quiet during the performance.
4 Turn ogg you mobile phone.
NOT OK
1 Touch the circus animals.
2 Bring your own food.
3 Put you feet on the seats.
4 Enter the circus area.