estaban patinando
-they/you were skating
Imperfect progressive ellos/ellas/ustedes conjugation of patinar.

patinar

Los chicos estaban patinando sobre el lago congelado.
The kids were skating on the frozen lake.
Estaban patinando en un tramo despejado del estanque Runaround, en Durham.
They were skating on a cleared patch of Runaround Pond in Durham.
Word of the Day
to bundle up