Three different endings for `TO infinitive`

There are three different endings for TO-infinitive verbs in Spanish
…..AR / ER / IR
nadAR
comER
escribIR
 TO ……



TO swim
TO eat
TO write
Below we’re going to concentrate on regular ER and IR verbs. As an example,
we will see how ‘TO eat’ (comER) and ‘TO write’ (escribIR) change in Spanish.
comER
(TO eat)
escribIR
(TO write)
YO
I
Yo comO
Yo escribO
TU
You
Tú comES
Tú escribES
EL
He
Él comE
Él escribE
NOSOTROS
We
Nosotros comEMOS
(*)
Nosotros escribIMOS
(*)
VOSOTROS
You all
Vosotros comEIS
(*)
Vosotros escribÍS
(*)
ELLOS
They
Ellos comEN
Ellos escribEN