Написать 10 предложений(must? mustnt) на тему: правила поведения в общественном транспорте!

You mast hold on to the handrails.

You must give way to the old.

You must hit the road.

You mustn’t talk out loud.

You mustn’t laugh out loud.

You mustn't disturb the passengers.

You mustn’t fight with other.

You must be polite.

You must be careful.

You must watch the stops.