could denitrify
Verbo regolare: denitrify - denitrified- denitrified

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could denitrify
you could denitrify
he could denitrify
we could denitrify
you could denitrify
they could denitrify 	I could be denitrifying
you could be denitrifying
he could be denitrifying
we could be denitrifying
you could be denitrifying
they could be denitrifying	I could have denitrified
you could have denitrified
he could have denitrified
we could have denitrified
you could have denitrified
they could have denitrified	I could have been denitrifying
you could have been denitrifying
he could have been denitrifying
we could have been denitrifying
you could have been denitrifying
they could have been denitrifying	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not denitrify
you could not denitrify
he could not denitrify
we could not denitrify
you could not denitrify
they could not denitrify 	I could not be denitrifying
you could not be denitrifying
he could not be denitrifying
we could not be denitrifying
you could not be denitrifying
they could not be denitrifying	I could not have denitrified
you could not have denitrified
he could not have denitrified
we could not have denitrified
you could not have denitrified
they could not have denitrified	I could not have been denitrifying
you could not have been denitrifying
he could not have been denitrifying
we could not have been denitrifying
you could not have been denitrifying
they could not have been denitrifying	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I denitrify?
could you denitrify?
could he denitrify?
could we denitrify?
could you denitrify?
could they denitrify? 	could I be denitrifying?
could you be denitrifying?
could he be denitrifying?
could we be denitrifying?
could you be denitrifying?
could they be denitrifying? 	could I have denitrified?
could you have denitrified?
could he have denitrified?
could we have denitrified?
could you have denitrified?
could they have denitrified? 	could I have been denitrifying?
could you have been denitrifying?
could he have been denitrifying?
could we have been denitrifying?
could you have been denitrifying?
could they have been denitrifying? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not denitrify?
could you not denitrify?
could he not denitrify?
could we not denitrify?
could you not denitrify?
could they not denitrify? 	could I not be denitrifying?
could you not be denitrifying?
could he not be denitrifying?
could we not be denitrifying?
could you not be denitrifying?
could they not be denitrifying? 	could I not have denitrified?
could you not have denitrified?
could he not have denitrified?
could we not have denitrified?
could you not have denitrified?
could they not have denitrified? 	could I not have been denitrifying?
could you not have been denitrifying?
could he not have been denitrifying?
could we not have been denitrifying?
could you not have been denitrifying?
could they not have been denitrifying?