Stem-Changing Verbs Overview Remember that verbs are divided into two parts. You have the infinitive ending and the stem. hablar stem infinitive ending Ok, sooo what are stemchanging verbs? Verbs whose stem undergo a spelling change. These are also known as boot verbs. Stem-changing verbs take regular
present tense verb endings. The nosotros and vosotros forms DO NOT stem change. Stem-Changing Categories o ue e i e ie u ue (only jugar) o ue almorzar to eat lunch morir to die aprobar to approve
mostrar to show colgar to hang mover to move (an object) contar to count, to tell probar to prove, test, sample, taste costar to cost recordar to remember devolver to return (an object) resolver to solve
volver to return (from someplace) rogar to beg, pray dormir to sleep sonar to sound, ring encontrar to find soar (con) to dream (about) morder to bite volar to fly ei bendecir (*) to bless
impedir to impede competir to compete medir to measure conseguir to get, obtain pedir to ask for, to order corregir to correct perseguir to pursue, to persecute decir (*) to say, tell rer to laugh
despedir(se) to dismiss, fire, to say goodbye repetir to repeat elegir to elect seguir to follow, continue frer to fry servir to serve sonrer to smile e ie acertar to guess, get right
encender to light, kindle advertir to advise, warn entender to understand cerrar to close, shut fregar to scrub, wash dishes comenzar to begin hervir to boil confesar to confess mentir to lie
consentir to consent negar to deny convertir to convert pensar (en) to think about defender to defend perder to lose empezar to begin preferir to prefer How to conjugate
You take the infinitive ending off. Change the stem of all verb forms except nosotros and vosotros. Add the appropriate ending in the present tense. Example dormir stem infinitive ending We know that dormir is oue so the o will change in all forms except nosotros and vosotros. dormir to sleep Yo duermo.
Nosotros dormimos. T duermes. Vosotros dorms. l duerme. Ella duerme. Ud. duerme . Ellos duermen. Ellas duermen. Uds. duermen. Another example pedir
stem infinitive ending We know that pedir is ei so the e will change in all forms except nosotros and vosotros. pedir to ask for, to order Yo pido. Nosotros pedimos. T pides. Vosotros peds. l pide. Ella pide.
Ud. pide . Ellos piden. Ellas piden. Uds. piden. Y otro ejemplo. preferir stem infinitive ending We know that preferir is eie so the e closest to the infinitive will change in all forms except nosotros and vosotros. preferir to prefer
Yo prefiero. Nosotros preferimos. T prefieres. Vosotros prefers. l prefiere. Ella prefiere. Ud. prefiere . Ellos prefieren. Ellas prefieren. Uds. prefieren. Practice Write the correct form of the verb in parenthesis.
1. 2. 3. 4. 5. almuerzan a la una. (almorzar) Mis amigos ___________ encuentran la respuesta correcta. Los estudiantes ____________ (encontrar) pedimos una tortilla. En el restaurante, nosotros __________ (pedir) repite La maestra ___________ las palabras para los estudiantes. (repetir)
prefieres Tu ____________ la limonada en vez del refresco. (preferir)
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