Completar Frases Simple Past MasteryVersión en línea Practice the simple past tense. por Santaimen 1404 1 The tense describes actions that happened and finished in the past . In English , most verbs form the simple past by adding - ed to , as in walked or talked . Irregular verbs , like , ate , or saw , change in unexpected ways . We use for questions and negations , as in Did you visit ? When telling a story , temporal words such as yesterday , last week , or three years ago help set the timeline . Practice with examples to gain confidence .