Resultados posibles:
estabas prometiendo
-you were promising
Imperfecto progresivo para el sujeto del verbo prometer.
estabas prometiendo
-you were promising
Imperfecto progresivo para el sujeto vos del verbo prometer.

prometer

Popularity
10,000+ learners.
Claramente, no te diste cuenta de lo que estabas prometiendo.
Clearly, you didn't realize what you were promising.
Palabra del día
la estación