was the only one
Tom era el único amigo de Mary.
Tom was Mary's only friend.
No me di cuenta de que aquél era el único día.
I didn't realize that was the only day.
— El Campo de los Sueños (1989)
Era el único modo de ponernos en contacto con un niño humano.
It was the only way to make contact with a human child.
— La historia sin fin (1984)
Tom era el único chico de la clase.
Tom was the only boy in the class.
Miré a mi alrededor y vi que era el único coche que estaba en la carretera.
I looked around and saw that I was the only car on the road.
Para entonces, era el único Lector que representaba a Loricum y Cameron.
By then, he was the only Reader representing Loricum and Cameron.
Tom era el único sin suficiente dinero para el viaje.
Tom was the only one without enough money for the trip.
Tom era el único hombre en la habitación.
Tom was the only man in the room.