Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to celebrate celebrate you ought to celebrate celebrate he ought to celebrate celebrate we ought to celebrate celebrate you ought to celebrate celebrate they ought to celebrate celebrate
V-ing form
I ought to be celebrate celebrating you ought to be celebrate celebrating he ought to be celebrate celebrating we ought to be celebrate celebrating you ought to be celebrate celebrating they ought to be celebrate celebrating
Perfect
I ought to have celebrate celebrated you ought to have celebrate celebrated he ought to have celebrate celebrated we ought to have celebrate celebrated you ought to have celebrate celebrated they ought to have celebrate celebrated
V-ing perfect
I ought to have been celebrate celebrating you ought to have been celebrate celebrating he ought to have been celebrate celebrating we ought to have been celebrate celebrating you ought to have been celebrate celebrating they ought to have been celebrate celebrating
Negation
Simple form
I oughtn't to celebrate celebrate you oughtn't to celebrate celebrate he oughtn't to celebrate celebrate we oughtn't to celebrate celebrate you oughtn't to celebrate celebrate they oughtn't to celebrate celebrate
V-ing form
I oughtn't to be celebrate celebrating you oughtn't to be celebrate celebrating he oughtn't to be celebrate celebrating we oughtn't to be celebrate celebrating you oughtn't to be celebrate celebrating they oughtn't to be celebrate celebrating
Perfect
I oughtn't to have celebrate celebrated you oughtn't to have celebrate celebrated he oughtn't to have celebrate celebrated we oughtn't to have celebrate celebrated you oughtn't to have celebrate celebrated they oughtn't to have celebrate celebrated
V-ing perfect
I oughtn't to have been celebrate celebrating you oughtn't to have been celebrate celebrating he oughtn't to have been celebrate celebrating we oughtn't to have been celebrate celebrating you oughtn't to have been celebrate celebrating they oughtn't to have been celebrate celebrating
Interrogative form
Simple form
ought to I celebrate celebrate? ought to you celebrate celebrate? ought to he celebrate celebrate? ought to we celebrate celebrate? ought to you celebrate celebrate? ought to they celebrate celebrate?
V-ing form
ought to I be celebrate celebrating? ought to you be celebrate celebrating? ought to he be celebrate celebrating? ought to we be celebrate celebrating? ought to you be celebrate celebrating? ought to they be celebrate celebrating?
Perfect
ought to I have celebrate celebrated? ought to you have celebrate celebrated? ought to he have celebrate celebrated? ought to we have celebrate celebrated? ought to you have celebrate celebrated? ought to they have celebrate celebrated?
V-ing perfect
ought to I have been celebrate celebrating? ought to you have been celebrate celebrating? ought to he have been celebrate celebrating? ought to we have been celebrate celebrating? ought to you have been celebrate celebrating? ought to they have been celebrate celebrating?
Interro-negative form
Simple form
oughtn't I to celebrate celebrate? oughtn't you to celebrate celebrate? oughtn't he to celebrate celebrate? oughtn't we to celebrate celebrate? oughtn't you to celebrate celebrate? oughtn't they to celebrate celebrate?
V-ing form
oughtn't I to be celebrate celebrating? oughtn't you to be celebrate celebrating? oughtn't he to be celebrate celebrating? oughtn't we to be celebrate celebrating? oughtn't you to be celebrate celebrating? oughtn't they to be celebrate celebrating?
Perfect
oughtn't I to have celebrate celebrated? oughtn't you to have celebrate celebrated? oughtn't he to have celebrate celebrated? oughtn't we to have celebrate celebrated? oughtn't you to have celebrate celebrated? oughtn't they to have celebrate celebrated?
V-ing perfect
oughtn't I to have been celebrate celebrating? oughtn't you to have been celebrate celebrating? oughtn't he to have been celebrate celebrating? oughtn't we to have been celebrate celebrating? oughtn't you to have been celebrate celebrating? oughtn't they to have been celebrate celebrating?