es una forma verbal que habla de acciones hechas en el pasado y que ya han acabado.
verbos regulares: watch- watched, dance-danced, play-played, learn-learned, touch-touched, use-used, push-pushed, walk-walked,open-opened, close-closed
verbos irreguares: be-was/were, go-went, sing-sang, learn-learnt, teach-tought, think-thought, tell-told, wake up-woke up, run-run, read-read