1. Important: You must MEMORIZE these types of verbs and just know by looking at them that they are a Stem-Changing Verb.

2. There are 4 types of Stem-Changers O ➩ UE E➩IE➩I E ➩ IE U ➩ UE

3. A verb is made up of 2 parts. STEM THE ENDING (-AR/-ER/-IR)

4. This is the stem   This is the ending. Poder Why do you think these specific verbs are called STEM – Changing verbs?

5. 2 nd Change the STEM   1 ST Take off the ending Pod O  UE ERo  Final Step, Add the correct verb ending ue

6. 2 nd Change the STEM   1 ST Take off the ending E  i IR  Final Step, Add the correct verb ending RV S E i

7. 2 nd Change the STEM   1 ST Take off the ending E  ie ER  Final Step, Add the correct verb ending R QU E IE

8. This is the stem   This is the ending. JUGAR U  UE

9. There is NEVER ever EVER ever a STEM-Change in NOSOTROS. Key notes:

10. O ➩ UE E ➩ I E ➩ IE U ➩ UE Poder (to be able to) Volver (to return (to a place) Dormir (to sleep) Servir (to serve) Pedir (to ask for/to order) Querer (to want) Empezar (to start) Perder (to lose) Preferir (to prefer) Pensar (to think) Jugar (to play (game/sport)

11. ** The stem of a verb is its infinitive minus - ar, -er, -ir. Poder stem changes into Pued- Volver stem changes into Vuelv- Dormir stem changes into Duerm-

12. E➩IE➩I ** The stem of a verb is its infinitive minus - ar, -er, -ir. Servir stem changes into Sirv- Pedir stem changes into Pid

13. E ➩ IE ** The stem of a verb is its infinitive minus - ar, -er, -ir. Querer stem changes to Quier- Pensar stem changes to Piens- Empezar stem changes to Empiez- Perder stem changes to Pierd- Preferir stem changes to Prefier-

14. U ➩ UE ** The stem of a verb is it’s infinitive minus - ar, -er, -ir. Jugar stem changes to Jueg-

15. Remember: No STEM-Change in NOSOTROS!

16. After you have changed the stem of the, you conjugate the ending verb accordingly. But remember NO STEM CHANGE IN NOSOTROS!!