Lesson Topics

Preterite: Part III


  1. The written lesson is below.
  2. Links to quizzes, tests, etc. are to the left.

-ar and -er verbs that change their stem in the present tense do not change in the preterite. They are conjugated just like other regular preterite verbs.

Present Preterite
entender entender
entiendo entendí
entiendes entendiste
entiende entendió
entendemos entendimos
entendéis entendisteis
entienden entendieron
Present Preterite
cerrar cerrar
cierro cerré
cierras cerraste
cierra cerró
cerramos cerramos
cerráis cerrasteis
cierran cerraron

-ir verbs that change their stem in the present tense do change in the preterite, but in a different way. They change e:i and o:u in the third person, singular and plural.

Present Preterite
preferir preferir
prefiero preferí
prefieres preferiste
prefiere prefirió
preferimos preferimos
preferís preferisteis
prefieren prefirieron
Present Preterite
dormir dormir
duermo dormí
duermes dormiste
duerme durmió
dormimos dormimos
dormís dormisteis
duermen durmieron

Let's add two more flashcards for stem-changing verbs in the preterite:

Verb Flashcards
Complete List

-ar and -er stem-changing verbs do not change in the preterite

cerrar entender
cerré entendí
cerraste entendiste
cerró entendió
cerramos entendimos
cerrasteis entendisteis
cerraron entendieron

-ir stem-changing verbs do change in the preterite (e:i and o:u third person singular and plural)

preferir dormir
preferí dormí
preferiste dormiste
prefirió durmió
preferimos dormimos
preferisteis dormisteis
prefirieron durmieron

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