Stem Changing Verbs aka “Boot” verbs

Stem: What is left after you take off the -ar, -er, -ir ending. In stem changing verbs, there is a change in the stem. There are 3 types of stem changing verbs: eie oue ei (-ir verbs only)

So, in the word pensar my stem is pens- and it is an eie stem changing verb so the “e” of the stem will be changing to “ie” in the boot only! piens- becomes the new stem in the boot. pienso pensamos piensas pensáis piensa piensan

querer- to want (eie) queremos quiero quieres queréis quiere quieren

dormir- to sleep (oue) dormimos duermo duermes dormís duerme duermen

pensar- to think, to plan (eie) pensamos pienso piensas pensáis piensa piensan

poder- to be able to (can) (oue) podemos puedo puedes podéis puede pueden

pedir- to ask for (ei) pedimos pido pides pedís pide piden

llover – to rain (Llueve.) Stem-Changing Verbs oue almorzar – to eat lunch contar – to count costar – to cost dormir – to sleep jugar – to play llover – to rain (Llueve.)

recordar – to remember poder – to be able to “can” : Yo puedo ir. Stem-Changing Verbs oue poder – to be able to “can” : Yo puedo ir. *followed by an infinitive recordar – to remember volver – to return

entender – to understand nevar – to snow (Nieva.) Stem-Changing Verbs eie cerrar – to close comenzar – to start, to begin empezar- entender – to understand nevar – to snow (Nieva.)

pensar- to think, to plan To plan -when followed by an infinitive Stem-Changing Verbs eie pensar- to think, to plan To plan -when followed by an infinitive Yo pienso comprar una camisa nueva. pensar en- to think about Yo pienso mucho en la escuela.

recomendar – to recommend venir - to come *vengo Stem-Changing Verbs eie perder – to lose preferir – to prefer querer – to want, to love recomendar – to recommend venir - to come *vengo

decir – to say, to tell (digo) pedir – to ask for Yo pido dinero. Stem-Changing Verbs ei decir – to say, to tell (digo) pedir – to ask for Yo pido dinero. pedir - to order Yo pido una hamburguesa. repetir – to repeat servir – to serve

empezar- to begin(eie) empezamos empiezo empiezas empezáis empieza empiezan

entender- to understand(eie) entendemos entiendo entiendes entendéis entiende entienden

almorzar- to eat lunch(oue) almorzamos almuerzo almuerzas almorzáis almuerza almuerzan

recordar- to remember (oue) recordamos recuerdo recuerdas recordáis recuerda recuerdan

dormir- to sleep (oue) dormimos duermo duermes dormís duerme duermen

costar – to cost (oue) costamos cuesto cuestas costáis cuesta cuestan

servir- to serve (ei) servimos sirvo sirves servís sirve sirven

repetir- to repeat (ei) repetimos repito repites repetís repite repiten