SPANISH VERB · -ER

ser

All 18 forms of ser in Spanish Conjugation: three tenses, six persons each.

Present presente

yo
soy (differs from the regular endings)
tú
eres (differs from the regular endings)
él / ella / usted
es (differs from the regular endings)
nosotros / nosotras
somos (differs from the regular endings)
vosotros / vosotras
sois (differs from the regular endings)
ellos / ellas / ustedes
son (differs from the regular endings)

Preterite pretérito indefinido

yo
fui (differs from the regular endings)
tú
fuiste (differs from the regular endings)
él / ella / usted
fue (differs from the regular endings)
nosotros / nosotras
fuimos (differs from the regular endings)
vosotros / vosotras
fuisteis (differs from the regular endings)
ellos / ellas / ustedes
fueron (differs from the regular endings)

Imperfect imperfecto

yo
era (differs from the regular endings)
tú
eras (differs from the regular endings)
él / ella / usted
era (differs from the regular endings)
nosotros / nosotras
éramos (differs from the regular endings)
vosotros / vosotras
erais (differs from the regular endings)
ellos / ellas / ustedes
eran (differs from the regular endings)
Meaning
to be (identity)
Example
“Soy estudiante.”
Endings
18 of 18 forms differ from the regular -er endings. They are underlined in the tables.