Stem Changing Verbs

What is the stem of a verb?

• The ending of the verb (-ar, -er, -ir)

• The part that is left after taking off the -ar, -er, or -ir ending

• The vowels in a verb

• The consonants in a verb

In a stem changing verb, we make a change to a vowel in the stem. Which answers are examples of a stem change that occurs in Spanish? (select all that apply)

• e to ie

• u to ue

• e to i

• e to ue

• o to ue

Which two subjects NEVER stem change?

• él/ella/ud.

• nosotros

• vosotros

• tú

What is the ONLY way to know for sure that a verb needs to stem change?

• Memorize it!

• No tengo ningún idea.

• Guess.

What is the ONLY way to know for sure what a verb stem changes to?

• No tengo ningún idea.

• Guess.

• Memorize it!

to cost

• costar

• querer

• recomendar

• poder

querer

• to be able to

• to ask for/to order

• to serve

• to want

servir

• to order

• to be able to

• to serve

• to want

pensar

• to think

• to be able to

• to want

• to cost

poder

• to think

• to want

• to prefer

• to be able to