Prohibition, You may not park here., You aren’t allowed to use the elevator., You can’t bring glass bottles to the pool., You aren’t supposed to touch the artwork., You may not eat during the exam., Permission, You may sit wherever you like., You’re allowed to take one souvenir., You may use your phone outside., You can ask questions at any time., You are allowed to leave early today., Obligation, You’re supposed to take your shoes off., You should be on time., You have to wear a uniform., You must turn off your phone., You have to wait in line..

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