Post on 27-Mar-2015
transcript
Stem changing verbs
Stem changing infinitives
Stem changing infinitives are named for what they do– change in the stem.
There are 4 categories
1.U UE there is only one verb JUGAR
2.O UE Poder, almorzar, costar, dormir
3.E IE Entender, pensar, querer
4.E I Servir, Pedir, Repetir,
1. U UE Jugar = to play sports
Yo
Jueg-
Nosotros/as
Jug-
Tú
Jueg-
Vosotros/as
Jug-
Él
Ella jueg-
Ud.
Ellos
Ellas jueg-
Uds.Now just add the regular –ar endings.
Jugar = to play sports
Yo
Juego
Nosotros/as
Jugamos
Tú
Juegas
Vosotros/as
Jugáis
Él
Ella juega
Ud.
Ellos
Ellas juegan
Uds.
2. O UE
The second category is one of the largest.It is oue.Encontrar = to find is a stem changer.
Other examples include: acostarse (to lie down), almorzar (to eat lunch), contar (to count), costar (to cost), devolver (to return something), dormir (to sleep), poder (can/to be able to), volver (to return to a place)
Encontrar = to find
First separate the stem from the infinitive ending.
Encontr- is the stem.
Make the stem change oue
New stem encuentr-
Put into box– remember it will look like a boot… they are called boot verbs as well.
Encontrar = to find
Yo encuentro Ns. encontramos
Tú encuentras Vs. encontráis
Él, ella encuentra Ellos, ellas encuentran
3. E IE
The third category is again large.
It is eie.
preferir = to prefer is a stem changer.
It is the same steps as jugar.
Other e ie verbs
Cerrar (to close), Comenzar (to begin), Despertar (to wake up), Divertir (to entertain/ amuse), Empezar (to begin), Entender (to understand), Pensar (to think), Perder (to lose), Querer (to want), Recomendar (to recommend)
Pensar = to think
First separate the stem from the infinitive ending.
pens- is the stem.
Make the stem change eie
New stem prefier-
Put into box– remember it will look like a boot… they are called boot verbs as well.
pensar = to think
Yo pienso Ns. pensamos
Tú piesas Vs. pensaís
Él, ella piesa Ellos, ellas piensan
4. E I
The last category is a smaller one.
It is ei.
servir = to serve is a stem changer.
servir = to serve
First separate the stem from the infinitive ending.
serv- is the stem.
Make the stem change ei
New stem sirv-
Put into box– remember it will look like a boot… they are called boot verbs as well.
servir = to serve
Yo sirvo servimos
Tú sirves servís
Él, ella sirve sirven
ei
There are some rules that can help you distinguish between e i and e ie.
In order to be e i, the infinitive must end in –ir..
What vowell do we change?1st, 2nd or third?
Take the example
Pedir Yo pido
Preferir Yo prefiero
Recomendar Yo recomiendo
The rules is…
… the closest vowel to the ending!!!