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Stem-changing verbs pp. 231, 257, 274
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Differ from regular verbs because of a stem-change when conjugated,
but stem-change is consistent, and regular endings still apply. SO, is not irregular.
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Stem-change occurs in all singular forms and 3rd person plural boot verbs
Yo Nosotros Tú Vosotros Él Ellos
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4 types of stem-changing verbs in present tense
e ie e i o ue u ue
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Some common stem-changing verbs
not a comprehensive list
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e ie pensar (ie) cerrar (ie) empezar (ie) encender (ie)
preferir (ie) querer (ie) sentir (ie) nevar (ie)
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pensar (ie) = to think Pienso Pensamos Piensas Pensáis Piensa Piensan
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If more than one “e” in stem, 2nd “e” in the stem, changes. Or
If more than one “e” in stem, 2nd “e” in the stem, changes. Or. . . an “e” in prefix never changes empezar empiez 2nd “e” changes preferir prefier “e” in prefix doesn’t repetir repit querer quier only 1 “e” in stem
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preferir (ie) = to prefer
Prefiero Preferimos Prefieres Preferís Prefiere Prefieren
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e i pedir (i) repetir (i) Repito Repetimos Repites Repetís Repite
Repiten
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o ue poder (ue) costar (ue) recordar (ue) volver (ue) llover (ue)
dormir (ue) Duermo Dormimos Duermes Dormís Duerme Duermen
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u ue jugar (ue) Juego Jugamos Juegas Jugáis Juega Juegan
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Stem-changing verbs in the present progressive
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-ir stem-changing verbs
take off –ir ending change e i or o u add –iendo to end
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servir sirviendo pedir pidiendo decir diciendo dormir durmiendo morir muriendo seguir siguiendo venir viniendo poder pudiendo
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Notes about usage of some common stem-changing verbs
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Notes about pensar pensar + infinitive = plan/intend to
Pienso ir a Venezuela. I plan to go to Venezuela. pensar + de = to ask for an opinion ¿Qué piensas de los platos nuevos? What do you think of the new plates?
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pensar + que = express opinions/thoughts
Pienso que son bonitos. I think that they are pretty. pensar + en = about whom/what someone is thinking Pienso en mi tarea. I am thinking about my homework.
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Notes about empezar empezar is followed by the preposition “a” when followed by an infinitive Empiezo a estudiar. I am beginning to study. Empiezo el libro. I am starting the book. Empiezo a leer el libro. I am starting to read the book.
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Notes about pedir Pedir permiso para = Pedir perdón =
to ask permission to do something Pedir perdón = to excuse self or ask for forgiveness Pedir prestado/a = to ask for a loan or to borrow something
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Pedir vs Preguntar Pedir = Preguntar =
to ask for, to request, to order (in a restaurant) Preguntar = to ask (a question) similar to hacer una pregunta
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