Realidades 1: Gramática 7A.3 "Stem-Changing (boot) Verbs"

What is a stem-changing _(boot) verb?

• A stem-changing (boot) verb is a verb that changes its stem vowel in certain conjugations.
• A stem-changing (boot) verb is a verb that remains unchanged in all forms.
• A stem-changing (boot) verb is a verb that only changes in the past tense.
• A stem-changing (boot) verb is a verb that does not change its meaning when conjugated.

A stem-changing verb can also be called a ​ (a)   verb because the ​ (b)   changes inside the shape of the ​ (c)   .

Why does Spanish have stem-changing _(boot) verbs?

• To create more irregular verbs in the language.
• To differentiate between formal and informal.

• To simplify verb conjugation.

• To maintain ease of pronunciation by creating "new" or "soften" vowel sounds.

What type of vowels does English have?

• long & short

• weak & strong

Answer explanation

Long vowel: 'a' in ate

Short vowel: 'a' in at

What type of vowels does Spanish have?

• long & short

• weak & strong

Categorize each vowel as a strong or weak vowel:

Groups:

(a) STRONG vowel

,

(b) weak vowel

• a

• u

• e

• i

• á

• o

• ú

• ó

• é

• í

The following verbs are stem-changing (boot) verbs.

Match them with their translation:

• to want

• preferir

• to think; to plan

• pensar

• to prefer

• costar

• to cost

• querer

Organize these options into the right categories

Groups:

(a) Boot Verb o : ue

,

(b) Boot Verb e : ie

• querer

• costar

• preferir

• pensar

Organize these options into the right categories

Groups:

(a) -ar verb

,

(b) -er verb

,

(c) -ir verb

• pensar

• querer

• costar

• preferir

Conjugate:

costar: to cost

a

b

c

d

e

f

cuesto

cuesta

cuestas

costáis

cuestan

costamos