Transcript Ch. 7 Stem-changing verbs

Stem-changing verbs
Apuntes de gramática
What is a stem-changing verb?
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A stem-changing verb is considered irregular,
however the only part of the verb that is
irregular is the stem.
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A stem-changing verb still uses regular –AR, ER, or –IR verb endings.
Ch. 7 Stem-changing verbs
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We’ve already covered 2 stem-changing verbs in this
chapter, JUGAR and DORMIR.
The rule to the irregular stem for JUGAR is that the u
changes to ue (in all forms except nosotros).
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jueg-
The rule to the irregular stem for DORMIR is similar:
the o changes to ue (in all forms except nosotros).
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duerm-
Ch. 7 Stem-changing verbs
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In addition to JUGAR and DORMIR, verbs that
we will use in this unit that are stem-changing
verbs are:
EMPEZAR (To begin)
 QUERER (To want)
 PERDER (To lose)
 PREFERIR (To prefer)
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The e of the stem changes to ie in all forms
except nosotros (which stays regular).
Ch. 7 Stem-changing verbs
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These two verbs follow the same stem-change
pattern as DORMIR:
PODER (To be able to)
 VOLVER (To return)
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The “o” changes to a “ue” in all forms except
nosotros.
pued vuelv
IMPORTANTE
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The verbs EMPEZAR, QUERER, and
PREFERIR are often followed by an infinitive.
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Ellos quieren ir al gimnasio.
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They want to go to the gym.
¿Por qué prefieres jugar al fútbol?
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Why do you prefer to play soccer?