Verbs – SER (Past tense)

Lessons

The verb SER in the past tense.

In Spanish, the verb ser in the past tense, is conjugated in two main ways: the pretérito indefinido (also known as the preterite) and the pretérito imperfecto (the imperfect). Both are used in different contexts.

✅ PretĂ©rito indefinido (Preterite)

This tense is used to express completed actions in the past, specific events, or situations that occurred at a particular point in time.

Conjugation:

  • Yo fui (I was)
  • TĂș fuiste (You were) ……..Usted fue (You were, formal)
  • Él / Ella fue (He / She was)
  • Nosotros / Nosotras fuimos (We were)
  • Vosotros / Vosotras fuisteis (You all were, Spain)…..Ustedes fueron (you all were, Latin America)
  • Ellos / Ellas fueron (They all were)

Examples:

  • La fiesta fue increĂ­ble. (The party was amazing.)
  • Fui profesor durante cinco años. (I was a teacher for five years.)

🟡 PretĂ©rito imperfecto (Imperfect)

This tense is used to describe habitual actions in the past, ongoing situations, or characteristics that didn’t have a clear beginning or end.

Conjugation:

  • Yo era (I was)
  • TĂș eras (You were, informal)……Usted era (You were, formal)
  • Él / Ella era (He/She was)
  • Nosotros / Nosotras Ă©ramos (We were)
  • Vosotros / Vosotras erais (You all were, Spain)………Ustedes eran (You all were, Latin America)
  • Ellos / Ellas eran (They were)

Examples:

  • Cuando era niño, me gustaba jugar al fĂștbol. (When I was a child, I liked to play soccer.)
  • Éramos amigos desde la infancia. (We were friends since childhood.)

🧠 Key difference

  • PretĂ©rito indefinido: used for completed actions or events that happened at a specific point in the past.
  • PretĂ©rito imperfecto: used for habitual actions, descriptions, or ongoing situations in the past.

Click here for a practice worksheet with Ser and Estar in the past tense