ought to nitrify
Verbo regular: nitrify - nitrified- nitrified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to nitrify
you ought to nitrify
he ought to nitrify
we ought to nitrify
you ought to nitrify
they ought to nitrify 	I ought to be nitrifying
you ought to be nitrifying
he ought to be nitrifying
we ought to be nitrifying
you ought to be nitrifying
they ought to be nitrifying	I ought to have nitrified
you ought to have nitrified
he ought to have nitrified
we ought to have nitrified
you ought to have nitrified
they ought to have nitrified	I ought to have been nitrifying
you ought to have been nitrifying
he ought to have been nitrifying
we ought to have been nitrifying
you ought to have been nitrifying
they ought to have been nitrifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to nitrify
you oughtn't to nitrify
he oughtn't to nitrify
we oughtn't to nitrify
you oughtn't to nitrify
they oughtn't to nitrify 	I oughtn't to be nitrifying
you oughtn't to be nitrifying
he oughtn't to be nitrifying
we oughtn't to be nitrifying
you oughtn't to be nitrifying
they oughtn't to be nitrifying	I oughtn't to have nitrified
you oughtn't to have nitrified
he oughtn't to have nitrified
we oughtn't to have nitrified
you oughtn't to have nitrified
they oughtn't to have nitrified	I oughtn't to have been nitrifying
you oughtn't to have been nitrifying
he oughtn't to have been nitrifying
we oughtn't to have been nitrifying
you oughtn't to have been nitrifying
they oughtn't to have been nitrifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I nitrify?
ought to you nitrify?
ought to he nitrify?
ought to we nitrify?
ought to you nitrify?
ought to they nitrify? 	ought to I be nitrifying?
ought to you be nitrifying?
ought to he be nitrifying?
ought to we be nitrifying?
ought to you be nitrifying?
ought to they be nitrifying? 	ought to I have nitrified?
ought to you have nitrified?
ought to he have nitrified?
ought to we have nitrified?
ought to you have nitrified?
ought to they have nitrified? 	ought to I have been nitrifying?
ought to you have been nitrifying?
ought to he have been nitrifying?
ought to we have been nitrifying?
ought to you have been nitrifying?
ought to they have been nitrifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to nitrify?
oughtn't you to nitrify?
oughtn't he to nitrify?
oughtn't we to nitrify?
oughtn't you to nitrify?
oughtn't they to nitrify? 	oughtn't I to be nitrifying?
oughtn't you to be nitrifying?
oughtn't he to be nitrifying?
oughtn't we to be nitrifying?
oughtn't you to be nitrifying?
oughtn't they to be nitrifying? 	oughtn't I to have nitrified?
oughtn't you to have nitrified?
oughtn't he to have nitrified?
oughtn't we to have nitrified?
oughtn't you to have nitrified?
oughtn't they to have nitrified? 	oughtn't I to have been nitrifying?
oughtn't you to have been nitrifying?
oughtn't he to have been nitrifying?
oughtn't we to have been nitrifying?
oughtn't you to have been nitrifying?
oughtn't they to have been nitrifying?