You know that every year one million eighteen-year-old boys of Earth are chosen as cadets by competitive examinations.
Afterward, on her way out, an eighteen-year-old boy asked whether she might be free that evening.
Yes, Paolo was as excited as an eighteen-year-old boy was entitled to be.
Let me assure you, Sammy, eighteen-year-old boys are no match for eighteen-year-old girls.
In 1983, an eighteen-year-old boy was killed and several bystanders were injured when a gondola fell off the Enterprise (ride).
Blade found himself unable to look an eighteen-year-old boy in the face.
There was nothing left of that naive, idealistic, eighteen-year-old boy he had been.
In 1913, an eighteen-year-old boy was killed during a fight after a basketball game, resulting in him being thrown down the back stairs of the building.
An hour later Lizzy was against the wall in the back garden with an eighteen-year-old boy named Joey Meeson.