Imperfecto para el sujetoellos/ellas/ustedesdel verboacribillar.

acribillar

En la puerta de la estación estaban de guardia dos soldados, con bayoneta calada, a los que un centenar de comerciantes, funcionarios y estudiantes acribillaban a invectivas y apostrofaban con violencia.
Just at the door of the station stood two soldiers with rifles and bayonets fixed. They were surrounded by about a hundred business men, Government officials and students, who attacked them with passionate argument and epithet.
Palabra del día
el hada madrina