could schematize
Verbo regular: schematize - schematized- schematized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could schematize
you could schematize
she could schematize
we could schematize
you could schematize
they could schematize 	I could be schematizing
you could be schematizing
she could be schematizing
we could be schematizing
you could be schematizing
they could be schematizing	I could have schematized
you could have schematized
she could have schematized
we could have schematized
you could have schematized
they could have schematized	I could have been schematizing
you could have been schematizing
she could have been schematizing
we could have been schematizing
you could have been schematizing
they could have been schematizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not schematize
you could not schematize
she could not schematize
we could not schematize
you could not schematize
they could not schematize 	I could not be schematizing
you could not be schematizing
she could not be schematizing
we could not be schematizing
you could not be schematizing
they could not be schematizing	I could not have schematized
you could not have schematized
she could not have schematized
we could not have schematized
you could not have schematized
they could not have schematized	I could not have been schematizing
you could not have been schematizing
she could not have been schematizing
we could not have been schematizing
you could not have been schematizing
they could not have been schematizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I schematize?
could you schematize?
could she schematize?
could we schematize?
could you schematize?
could they schematize? 	could I be schematizing?
could you be schematizing?
could she be schematizing?
could we be schematizing?
could you be schematizing?
could they be schematizing? 	could I have schematized?
could you have schematized?
could she have schematized?
could we have schematized?
could you have schematized?
could they have schematized? 	could I have been schematizing?
could you have been schematizing?
could she have been schematizing?
could we have been schematizing?
could you have been schematizing?
could they have been schematizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not schematize?
could you not schematize?
could she not schematize?
could we not schematize?
could you not schematize?
could they not schematize? 	could I not be schematizing?
could you not be schematizing?
could she not be schematizing?
could we not be schematizing?
could you not be schematizing?
could they not be schematizing? 	could I not have schematized?
could you not have schematized?
could she not have schematized?
could we not have schematized?
could you not have schematized?
could they not have schematized? 	could I not have been schematizing?
could you not have been schematizing?
could she not have been schematizing?
could we not have been schematizing?
could you not have been schematizing?
could they not have been schematizing?