Resultados posibles:
estabas brindando
-you were toasting
Imperfecto progresivo para el sujetodel verbobrindar.
estabas brindando
-you were toasting
Imperfecto progresivo para el sujetovosdel verbobrindar.

brindar

No me di cuenta de que estabas brindando.
I didn't realize you were making a toast.
Palabra del día
el cementerio