1. STEM- CHANGING
VERBS (Boot Verbs)

2. What’s a stem-changing verb?
Just what the words imply…the stem of the verb changes. Example:
Preferir (e->ie) = to prefer
prefiero = I prefer

3. But señor(a), how do we know which verbs stem change?
MEMORIZE THEM!!!

4. THE LETTERS IN PARENTHESIS MEAN THE VERBS ARE STEM CHANGERS!!
GOOD NEWS!!!!
All stem changing verbs have the same ENDINGS as regular verbs. -o
-amos
-as
-áis -a
-an -o
-emos
-es
-éis -e
-en -o
-imos
-es
-ís -e
-en
-ar
-er
-ir

5. The 4 ways to stem change
E -> IE
O -> UE
U -> UE
E -> I

6. Stem-Changing Verbs AKA, BOOT VERBS(change only occurs inside of the boot)
almuerzo
almorzamos
almuerzas
almorzáis
almuerza
almuerzan
almorzar (o->ue) – to eat lunch

7. QU E IE R ER Lets conjugate… Remove the ending! Find the stem!
FOLLOW THESE STEPS:
Remove the ending!
Find the stem!
Change the stem!
Conjugate!
Quiero
Quieres
Quiere
Queremos
Queréis
Quieren

8. Señor, why didn’t you change NOSOTROS and VOSOTROS?
We NEVER, EVER, NEVER, EVER, NEVER, EVER, NEVER, EVER, NEVER, EVER, NEVER, EVER, NEVER, EVER,
NEVER, EVER, NEVER, EVER, NEVER, EVER, NEVER, EVER, NEVER, EVER NEVER, EVER, NEVER, EVER, change the NOSOTROS and VOSOTROS form of the verb!

9. Define these 5 verbs in SPANISH
(O>UE)
(E>IE)
(E>I)
(U>UE)
almorzar
querer
poder
pedir
jugar
To eat lunch
To want
To be able
To ask for
To play

10. Here is a list of the common stem-change verbs:
Empezar/Comenzar – to start/begin
Recomendar – to recommend
Volver – to return
Entender – to understand
Cerrar – to close
Dormir – to sleep