English verb conjugation
OUGHT TO NITRIFY

Regular verb: nitrify - nitrified - nitrified

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Negation

Simple form	V-ing form
I ought not to nitrify you ought not to nitrify he ought not to nitrify we ought not to nitrify you ought not to nitrify they ought not to nitrify	I ought not to nitrifying you ought not to nitrifying he ought not to nitrifying we ought not to nitrifying you ought not to nitrifying they ought not to nitrifying
Perfect	V-ing perfect
I ought not to have nitrified you ought not to have nitrified he ought not to have nitrified we ought not to have nitrified you ought not to have nitrified they ought not to have nitrified	I ought not to have been nitrifying you ought not to have been nitrifying he ought not to have been nitrifying we ought not to have been nitrifying you ought not to have been nitrifying they ought not to have been nitrifying

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?

Interro-negative form

Simple form	V-ing form
ought I not to nitrify? ought you not to nitrify? ought he not to nitrify? ought we not to nitrify? ought you not to nitrify? ought they not to nitrify?	ought I not to be nitrifying? ought you not to be nitrifying? ought he not to be nitrifying? ought we not to be nitrifying? ought you not to be nitrifying? ought they not to be nitrifying?
Perfect	V-ing perfect
ought I not to have nitrified? ought you not to have nitrified? ought he not to have nitrified? ought we not to have nitrified? ought you not to have nitrified? ought they not to have nitrified?	ought I not to have been nitrifying? ought you not to have been nitrifying? ought he not to have been nitrifying? ought we not to have been nitrifying? ought you not to have been nitrifying? ought they not to have been nitrifying?