Thursday, September 15, 2011

Stem-changing verbs – Class I

Class I verbs end in –ar or –er and change the stem vowel, except the nosotros form.

-e to -ie                                                                     -o to –ue

Presente                                                                  Presente
cerrar                                                                         volver
cierro                                                                        vuelvo
cierras                                                                      vuelves
cierra                                                                        vuelve
cerramos                                                                  volvemos
cierran                                                                      vuelven
Mandatos                                                               Mandatos
cierra, no cierres                                                    vuelve, no vuelvas
cierre, no cierre                                                      vuelva, no vuelva
cierren, no cierren                                                  vuelvan, no vuelvan
cerremos, no cerremos                                         volvamos, no volvamos

Verbos de Clase I      e   a     ie                      Verbos de Clase I   o  a  ue
 atravesar, calentar, comenzar                          acordarse, acostarse, almorzar
confesar, defender, despertarse                      contar, costar, devolver
empezar, encender, entender                           encontrar, envolver, llover
gobernar, nevar, pensar                                    morder, mostrar, mover,
perder, quebrar, querer                                     poder, probar, recordar
sentarse, temblar                                               sonar, soñar, volar
                                                                             jugar –u à -juego, jugamos
                                                                             oler  -o à -huelo, olemos

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