Transcript Stem-Changing Verbs

StemChanging
Verbs
Stem-changing verb
Stem-Changing Verb (a.k.a. Stem-changer): a
verb that experiences a CHANGE in the STEM
during conjugation.
Regular endings
Stem-changing Verbs will have
regular
(-AR, -ER, -IR) verb
endings.
-AR endings
o
amos
as
a
an
-ER endings
o
emos
es
e
en
-IR endings
o
imos
es
e
en
Stem
To find the stem, you drop the last two letters of
the infinitive (unconjugated verb). The remaining
letters are the stem.
Example:
Infintive
Stem
hablar
habl
Remove the
last two letters
4 categories
There are 4 categories of stem-changing
verbs:
e --> ie
e --> i
o --> ue
u --> ue (jugar)
3
There are 3 categories of stemchanging verbs you will learn today:
e --> ie
o --> ue
u --> ue (jugar)
Important!
Stem-changing verbs will
NEVER have a stem-change
in the NOSOTROS form!
Recognize Stem-changers!
The following verbs are
stem-changers:
e --> ie
cerrar (to close)
empezar (to start)
perder (to lose)
sentarse (to sit down)
comenzar (to start)
pensar (to think)
preferir (to prefer)
querer (to want)
sentir (to feel)
ExAMPLE OF E --> IE
CONJUGATION
EMPEZAR (TO START)
EMPIEZO
EMPEZAMOS
EMPIEZAS
EMPIEZA
EMPIEZAN
o --> ue
encontrar (to find)
acostarse (to go to bed)
recordar (to remember)
poder (to be able)
volver (to return)
devolver (to return)
EXAMPLE OF O --> UE
CONJUGATION
PODER (TO BE ABLE)
PUEDO
PODEMOS
PUEDES
PUEDE
PUEDEN
u --> ue
jugar (to play)
EXAMPLE OF U --> UE
CONJUGATION
JUGAR (TO PLAY)
JUEGO
JUGAMOS
JUEGAS
JUEGA
JUEGAN
Checking for understanding
What is a stem-changing
verb?
Verb that experiences a change in the
stem during conjugation
What endings do stemchanging verbs use?
Regular Verb Endings (-AR, -ER, -IR
Verbs)
How do you find the stem of
an infinitive?
Drop the last two letters,
and any letters
remaining are the “stem”
How many stem-changer
categories are there?
What are the 4 stem-changer
categories?
e --> ie
e --> i
o --> ue
u --> ue (jugar)
How many categories did we
focus on today?
Which 3 categories did we
learn today?
E -> IE
O -> UE
U -> UE
In which form do stem-changers never
have a stem-change?
Nosotros
Conjugate the stem-changer
jugar
juego
Tú juegas
Él/ella/Ud. juega
Yo
Nosotros
jugamos
Ellos/ellas/Uds. juegan
Conjugate the stem-changer
cerrar
cierro
Tú cierras
Él/ella/Ud. cierra
Yo
Nosotros
cerramos
Ellos/ellas/Uds. cierran
Conjugate the stem-changer
Poder
puedo
Tú puedes
Él/ella/Ud. puede
Yo
Nosotros
podemos
Ellos/ellas/Uds.
pueden
choose the correct conjugation of the
verb in parenthesis
juego el tenis.
Yo ___________
(jugar)
choose the correct conjugation of the
verb in parenthesis
puede
Roberto __________
hablar español. (poder)
choose the correct conjugation of the
verb in parenthesis
empieza
El partido _______________.
(empezar)
choose the correct conjugation of the
verb in parenthesis
Mis padres prefieren
___________ un carro
viejo. (preferir)
choose the correct conjugation of the
verb in parenthesis
Mis padres y
yo
volvemos
___________
a la casa.
(volver)
choose the correct conjugation of the
verb in parenthesis
Nosotros queremos
__________ mucho dinero.
(querer)
choose the correct conjugation of the
verb in parenthesis
jugamos el
Mis hermanos y yo _________
tenis. (jugar)
el fin