could devitrify
Verbo regular: devitrify - devitrified- devitrified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could devitrify
you could devitrify
she could devitrify
we could devitrify
you could devitrify
they could devitrify 	I could be devitrifying
you could be devitrifying
she could be devitrifying
we could be devitrifying
you could be devitrifying
they could be devitrifying	I could have devitrified
you could have devitrified
she could have devitrified
we could have devitrified
you could have devitrified
they could have devitrified	I could have been devitrifying
you could have been devitrifying
she could have been devitrifying
we could have been devitrifying
you could have been devitrifying
they could have been devitrifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not devitrify
you could not devitrify
she could not devitrify
we could not devitrify
you could not devitrify
they could not devitrify 	I could not be devitrifying
you could not be devitrifying
she could not be devitrifying
we could not be devitrifying
you could not be devitrifying
they could not be devitrifying	I could not have devitrified
you could not have devitrified
she could not have devitrified
we could not have devitrified
you could not have devitrified
they could not have devitrified	I could not have been devitrifying
you could not have been devitrifying
she could not have been devitrifying
we could not have been devitrifying
you could not have been devitrifying
they could not have been devitrifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I devitrify?
could you devitrify?
could she devitrify?
could we devitrify?
could you devitrify?
could they devitrify? 	could I be devitrifying?
could you be devitrifying?
could she be devitrifying?
could we be devitrifying?
could you be devitrifying?
could they be devitrifying? 	could I have devitrified?
could you have devitrified?
could she have devitrified?
could we have devitrified?
could you have devitrified?
could they have devitrified? 	could I have been devitrifying?
could you have been devitrifying?
could she have been devitrifying?
could we have been devitrifying?
could you have been devitrifying?
could they have been devitrifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not devitrify?
could you not devitrify?
could she not devitrify?
could we not devitrify?
could you not devitrify?
could they not devitrify? 	could I not be devitrifying?
could you not be devitrifying?
could she not be devitrifying?
could we not be devitrifying?
could you not be devitrifying?
could they not be devitrifying? 	could I not have devitrified?
could you not have devitrified?
could she not have devitrified?
could we not have devitrified?
could you not have devitrified?
could they not have devitrified? 	could I not have been devitrifying?
could you not have been devitrifying?
could she not have been devitrifying?
could we not have been devitrifying?
could you not have been devitrifying?
could they not have been devitrifying?