1. Stem Changing Verbs (Part 2)
Verbs ending in –iar, - uar, and –uir

2. So far we have talked about how to conjugate all regular present tense verbs, and some types of stem-changing boot verbs…

3. Today we will be talking about 3 other “boot” verbs
-iar and –uar verbs
-uir verbs

4. -iar and –uar verbs
This verbs are highly regular, but something happens inside the boot…
i  í
u  ú

5. Common –iar/-UAR verbs
Enviar
Variar
Continuar
Actuar
Confiar
Graduar(se)
Guiar
Situar
Resfriar(se)

6. -Uir Verbs
In Spanish, the letter “I” is the weakest of all the vowels. When placed between two stronger vowels, it is easily lost in pronunciation. So we must replace it with a similar, yet stronger, letter “Y”
Yo concluio  Yo concluyo

7. Common –uir verbs Huir Distribuir Concluir Influir Construir Sustituir
Contribuir
Destruir

8. Practiquemos
Conjugate the following verbs and underline where the changes happen:
Confiar
Actuar
Distribuir