Finnish-English translations for -na

as
us
You’re not as tall as I amIts not as well made, but its twice as expensiveDo as I say!
at
us
Caesar was at Rome; at the corner of Fourth Street and Vine; at Jim’s houseat six o’clock; at closing time; at nightHe threw the ball at me. He shouted at her
on
us
Are we still on for tonight?Is the show still on?We had to ration our food because there was a war on