English verb conjugation
OUGHT TO RETESTIFY

Regular verb: retestify - retestified - retestified

Affirmation

Simple form	V-ing form
I ought to retestify you ought to retestify he ought to retestify we ought to retestify you ought to retestify they ought to retestify	I ought to be retestifying you ought to be retestifying he ought to be retestifying we ought to be retestifying you ought to be retestifying they ought to be retestifying
Perfect	V-ing perfect
I ought to have retestified you ought to have retestified he ought to have retestified we ought to have retestified you ought to have retestified they ought to have retestified	I ought to have been retestifying you ought to have been retestifying he ought to have been retestifying we ought to have been retestifying you ought to have been retestifying they ought to have been retestifying

Negation

Simple form	V-ing form
I oughtn't to retestify you oughtn't to retestify he oughtn't to retestify we oughtn't to retestify you oughtn't to retestify they oughtn't to retestify	I oughtn't to be retestifying you oughtn't to be retestifying he oughtn't to be retestifying we oughtn't to be retestifying you oughtn't to be retestifying they oughtn't to be retestifying
Perfect	V-ing perfect
I oughtn't to have retestified you oughtn't to have retestified he oughtn't to have retestified we oughtn't to have retestified you oughtn't to have retestified they oughtn't to have retestified	I oughtn't to have been retestifying you oughtn't to have been retestifying he oughtn't to have been retestifying we oughtn't to have been retestifying you oughtn't to have been retestifying they oughtn't to have been retestifying

Interrogative form

Simple form	V-ing form
ought to I retestify? ought to you retestify? ought to he retestify? ought to we retestify? ought to you retestify? ought to they retestify?	ought to I be retestifying? ought to you be retestifying? ought to he be retestifying? ought to we be retestifying? ought to you be retestifying? ought to they be retestifying?
Perfect	V-ing perfect
ought to I have retestified? ought to you have retestified? ought to he have retestified? ought to we have retestified? ought to you have retestified? ought to they have retestified?	ought to I have been retestifying? ought to you have been retestifying? ought to he have been retestifying? ought to we have been retestifying? ought to you have been retestifying? ought to they have been retestifying?

Interro-negative form

Simple form	V-ing form
oughtn't I to retestify? oughtn't you to retestify? oughtn't he to retestify? oughtn't we to retestify? oughtn't you to retestify? oughtn't they to retestify?	oughtn't I to be retestifying? oughtn't you to be retestifying? oughtn't he to be retestifying? oughtn't we to be retestifying? oughtn't you to be retestifying? oughtn't they to be retestifying?
Perfect	V-ing perfect
oughtn't I to have retestified? oughtn't you to have retestified? oughtn't he to have retestified? oughtn't we to have retestified? oughtn't you to have retestified? oughtn't they to have retestified?	oughtn't I to have been retestifying? oughtn't you to have been retestifying? oughtn't he to have been retestifying? oughtn't we to have been retestifying? oughtn't you to have been retestifying? oughtn't they to have been retestifying?