Las Reglas
The only type of verb that stem-changes in the preterite
What is an -ir verb?
Yo/servir
What is serví?
The types of verbs that have a spell change
What is aer, eer, oir, uir?
Tú/destruir
vimos
The two types of stem-changers in the preterite
What is an e-i and o-u stem-change?
Usted/preferir
What is prefirió?
The letter that spell changes in the preterite.
What is i-y?
Yo/creer
What is creí?
Yo/empezar
What is empecé?
The vowel that changes in the preterite
What is the last vowel? (e or o)
uir verb endings
What is
í
iste
yó
imos
isteis
yeron
?
Ustedes/leer
What is leyeron?
Tú/jugar
The forms (pronouns) that have a stem-change in the preterite
What is third person singular and plural? (él/ella/usted, ellos/ellas/ustedes)
Ellos/seguir
What is siguieron?
-aer, -eer, -oir endings
What is
í
íste
yó
ímos
ísteis
yeron
?
él/construir
What is construyó
What is Dijeron?
Examples of stem-changers in the preterite (at least 2 e-i and 2 o-u)
What is dormir and morir?
What is preferir, pedir, servir, conseguir, seguir....)
Él/dormirse
What is se durmió?
Exceptions to the -aer and -uir verb rules
What are verbs like Traer and Seguir?
Vosotros/caerse
What is os caísteis?