Unit 2: Preterite Of Stem-changing Verbs

Question 1

-Ir stem-changing verbs only experience a stem change in the _______ forms.

Answer 1

3rd person singular (él, ella, usted) and plural (ellos, ellas, ustedes).

Question 2

-ir preterite endings

Answer 2

Yo- -í
Tú- -iste
Él, ella, usted- -ió

Nostoros- -imos
Ellos, ellas, ustedes- -ieron

Question 3

Stem changes of -ir in the preterite

Answer 3

E —> i
Or
O —> u