were very
Esos alicates me fueron muy útiles.
Those pliers were very useful to me.
Las funciones de su cerebro fueron muy activas.
His brain functions were very active.
En otro tiempo fueron muy útiles.
They were very useful in the past.
They were very kind.
Las bandas de chicos fueron muy populares en esa época.
Boy bands were very popular at that time.
Las ganancias fueron muy altas.
The profits were very high.
Fueron muy claros al respecto.
They were very clear about it.
Siempre fueron muy amables con nosotros.
They were always very kind to us.