(he/she) smiled, was smiling
Él sonreía como si no le hubiera pasado nada.
He was smiling as if nothing had happened to him.
Tom no era el único que sonreía.
Tom wasn't the only one smiling.
Tom le preguntó a Mary por qué sonreía.
Tom asked Mary why she was smiling.
Siempre que estaba con su padre sonreía.
Whenever they were with their father, they would smile.
— Kal Ho Naa Ho (2003)
Ha pasado mucho tiempo desde que sonreía así.
It's been a long time since I smiled like that.
— Ne Zha (2019)
La luna nos sonreía entre los árboles.
The moon smiled down on us from between the trees.