Prepositions: in, at, with, about, from

prepositions in at with about from
I was born 1985.
I went to school Olsztyn.
When I was fifteen, I became interested photography.
I studied maths university.
I got a job a large company.
It was a beautiful sunny morning Mexico City.
In the main square of the city, soldiers stood front of the Royal Palace.
But there was something strange one of the soldiers.
He wore a different uniform the others, and had a different type of gun.
He had no idea how he came to be a city so far from his home.