2:Rewrite these sentences with can,can't,could,must or have

2:Rewrite these sentences with can,can't,could,must or have to.
Example:We were allowed to visit the power station if we wished.
We could visit whe power station if we wished.
(1) You aren't allowed to smoke in hehe.
(2) You must wait here.
(3) You are allowed to cross the road here.
(4) Foreigners have to show their passports.
(5) Chidren were allowed to play on the deck.