BASIC SPANISH: A GRAMMAR AND WORKBOOK

juego

juegas

juega

jugamos

jugáis

juegan

In another group of radical changing verbs a stressed e in the stem changes to ie, for
example:
pensar (to think) pienso
piensas
piensa
pensamos
pensáis
piensan

Other common verbs that follow this pattern are:
despertar to wake up (despierto, etc.)
perder to lose
preferir to prefer (prefiero, etc.)
querer to want

A final type of radical change is from e to i. Only a few -ir verbs have this change. An
example is servir ‘to serve’:

sirvo

sirves

sirve

servimos

servís

sirven

Other verbs which follow this pattern are:
pedir to ask for
medir to measure

Radical changing verbs 95