four kinds of verbs: AR, ER, IR, irregulars

conjugation is matching subject to verb form

verbs are made up of two parts, stem and infinitive ending

COMER

stem infinitive ending

Conjugated verb has 3 meanings:

I eat
I do eat	Helping verbs included!
I am eating

Conjugation is 2 part process:

1. take off infinitive ending

2. add verb ending that matches subject

ER verb endings

IR verb endings

O	EMOS	O	IMOS
ES	ÉIS	ES	ÍS
E	EN	E	EN

EJEMPLO:

Uds. / escribir

1. take off infinitive ending

escrib

2. add ending to match subject

en

escriben = they write, they do write, they are writing.