How do you say “i’m fifteen years old this year” in chinese (characters pls)

Me translate these latin sentences! 24 points! 1. bella ab graecis in (against) romanis gerebantur. 2.puer ab nauta romanos pugnare gladio doctus erat. 3. magna cena ab regina fera paratur. 4. malae magae gladio magico caprum necare parabant.

People who are well know are often stopped by fans on the street

If you know what this means and its in french then i will give you 10 points si vous parlez français alors je dirai bon travail