I am going to be fourteen. - Je vais avoir quatorze ans.
I am going to be fourteen.
Je vais avoir quatorze ans.
My brother left his school when he was fourteen years old. - Mon frère a quitté l'école quand il avait quatorze ans.
My brother left his school when he was fourteen years old.
Mon frère a quitté l'école quand il avait quatorze ans.