can characterize
Verbo regular: characterize - characterized- characterized

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

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

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

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