2. Uses When trying to conceal the identity of the agent (or subject); when the identity of the agent is unknown; when there is no specific agent. The recipient of the action becomes the subject of the sentence. Follow this pattern: [recipient] + ser + [past participle] + por + [agent]. Examples: Los chicosfueroncomidospor el dragón. La tiendafuerobadapor Javier, otravez.
3. Tenses Singular Ellaes/ha sido/fuellevada al hospital. El abogadoes/ha sido/fuellevado a su casa. Plural Ellas son/hansido/fueronllevadas al hosptial. Los abogados son/hansido/ fueronllevadosa su casa.