Spanish Stem-Changing Verbs Cheat Sheet by profesor_de_espanol

*The nosotr­os/­nos­otras form NEVER has a stem change.
Remember, e:ie stem-c­hanging verbs can be -ar, -er, OR -ir verbs, so conjugate the endings as necessary.

*The nosotr­os/­nos­otras form NEVER has a stem change.
Remember, o:ue stem-c­hanging verbs can be -ar, -er, OR -ir verbs, so conjugate the endings as necessary.

*The nosotr­os/­nos­otras form NEVER has a stem change.
Jugar is the only verb in Spanish that has a u:ue stem change.

*The nosotr­os/­nos­otras form NEVER has a stem change.
e:i stem-c­hanging verbs can only be -ir verbs.
However, this does not mean every -ir verb that changes stem is an e:i stem-c­hanging verb, only that all e:i stem-c­hanging verbs happen to only be -ir verbs.