Relier Pairs Stem-Changing VerbsVersion en ligne Stem-Changing Verbs par Michael Karbowski 1 servir 2 empezar 3 cerrar 4 perder 5 contar 6 encontrar 7 poder 8 pensar 9 repetir 10 querer 11 dormir 12 pedir 13 volver 14 tener 15 venir to repeat to be able, can to have to lose to count, to tell to find to ask for, to order to return to serve to want to come (to a place, event) to close to think, to plan to begin, to start to sleep