1st (AR), 2nd (ER), 3rd (IR) conjugation verbs Part 2
Use the model verb: vivir. In Spanish, you conjugate verbs by changing the ending. If the subject is I (yo), conjugate by dropping the ending and add -o.
yo vivo (vivir - ir + o = vivo) I live, I am living, I do live
If the subject is you - informal (tú), conjugate by dropping the ending and adding -es (for -ir verbs).
tú vives (vivir - ir + es = vives) you live, you are living, you do live
If the subject is he (él), she (ella) or you - formal (usted), conjugate by dropping the ending and adding -e (-ir verbs).
él/ella/usted vive (vivir - ir + e = vive) he lives, she is living, you (formal) do live
If the subject is we (nosotros/nosotras), conjugate by dropping the ending and adding -imos for -ir verbs.
nosotros vivimos (vivir - ir + imos = vivimos) we live, we are living, we do live
If the subject is you-all - informal (vosotros/vosotras), conjugate by dropping the ending and adding ís (-ir verbs).
vosotros vivís (vivir - ir + ís = vivís) you-all live, you-all are living, you-all do live
If the subject is they (ellos/ellas) or you-all - formal (ustedes), conjugate by dropping the ending and adding -en (-ir verbs).
ellos/ellas/ustedes viven (vivir - ir + en = viven) they live, they are living, you-all (formal) do live
As you can see, to conjugate regular -ir verbs, simply drop the ending (-ir) and add one of the following:
o es e imos ís en