PRESENT SIMPLE.

Affirmative.
 
*I/You/We/They +inf
*He/She/It +does not (doesn´t) +inf +s
ej: You live in Vigo. Tú vives en Vigo.
 
Negative.
 
*I/You/We/They +do not (don´t) +inf.
*He/She/It +does not (doesn´t) +inf.
ej: I don´t live in Bilbao. Yo no vivo en Bilbao.
 
Interrogative.
 
*Do +I/you/we/they +inf?
*Does +he/she/it +inf?
ej: Do you live in Pamplona? ¿Vives en pamplona?
 
->Adverbs
 
sometimes, often, never, always, usually.