Conjugación del verbo inglés
COULD CHARACTERIZE

Verbo regular: characterize - characterized - characterized

Afirmación

Forma simple	Forma con V-ing
I could characterize you could characterize she could characterize we could characterize you could characterize they could characterize	I could be characterizing you could be characterizing she could be characterizing we could be characterizing you could be characterizing they could be characterizing
Perfecto	Perfecto con V-ing
I could have characterized you could have characterized she could have characterized we could have characterized you could have characterized they could have characterized	I could have been characterizing you could have been characterizing she could have been characterizing we could have been characterizing you could have been characterizing they could have been characterizing

Negación

Forma simple	Forma con V-ing
I could not characterize you could not characterize she could not characterize we could not characterize you could not characterize they could not characterize	I could not be characterizing you could not be characterizing she could not be characterizing we could not be characterizing you could not be characterizing they could not be characterizing
Perfecto	Perfecto con V-ing
I could not have characterized you could not have characterized she could not have characterized we could not have characterized you could not have characterized they could not have characterized	I could not have been characterizing you could not have been characterizing she could not have been characterizing we could not have been characterizing you could not have been characterizing they could not have been characterizing

Forma interrogativa

Forma simple	Forma con V-ing
could I characterize? could you characterize? could she characterize? could we characterize? could you characterize? could they characterize?	could I be characterizing? could you be characterizing? could she be characterizing? could we be characterizing? could you be characterizing? could they be characterizing?
Perfecto	Perfecto con V-ing
could I have characterized? could you have characterized? could she have characterized? could we have characterized? could you have characterized? could they have characterized?	could I have been characterizing? could you have been characterizing? could she have been characterizing? could we have been characterizing? could you have been characterizing? could they have been characterizing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not characterize? could you not characterize? could she not characterize? could we not characterize? could you not characterize? could they not characterize?	could I not be characterizing? could you not be characterizing? could she not be characterizing? could we not be characterizing? could you not be characterizing? could they not be characterizing?
Perfecto	Perfecto con V-ing
could I not have characterized? could you not have characterized? could she not have characterized? could we not have characterized? could you not have characterized? could they not have characterized?	could I not have been characterizing? could you not have been characterizing? could she not have been characterizing? could we not have been characterizing? could you not have been characterizing? could they not have been characterizing?