English verb conjugation
OUGHT TO CELEBRATE

Regular verb: celebrate - celebrated - celebrated

Affirmation

Simple form	V-ing form
I ought to celebrate you ought to celebrate he ought to celebrate we ought to celebrate you ought to celebrate they ought to celebrate	I ought to be celebrating you ought to be celebrating he ought to be celebrating we ought to be celebrating you ought to be celebrating they ought to be celebrating
Perfect	V-ing perfect
I ought to have celebrated you ought to have celebrated he ought to have celebrated we ought to have celebrated you ought to have celebrated they ought to have celebrated	I ought to have been celebrating you ought to have been celebrating he ought to have been celebrating we ought to have been celebrating you ought to have been celebrating they ought to have been celebrating

Negation

Simple form	V-ing form
I oughtn't to celebrate you oughtn't to celebrate he oughtn't to celebrate we oughtn't to celebrate you oughtn't to celebrate they oughtn't to celebrate	I oughtn't to be celebrating you oughtn't to be celebrating he oughtn't to be celebrating we oughtn't to be celebrating you oughtn't to be celebrating they oughtn't to be celebrating
Perfect	V-ing perfect
I oughtn't to have celebrated you oughtn't to have celebrated he oughtn't to have celebrated we oughtn't to have celebrated you oughtn't to have celebrated they oughtn't to have celebrated	I oughtn't to have been celebrating you oughtn't to have been celebrating he oughtn't to have been celebrating we oughtn't to have been celebrating you oughtn't to have been celebrating they oughtn't to have been celebrating

Interrogative form

Simple form	V-ing form
ought to I celebrate? ought to you celebrate? ought to he celebrate? ought to we celebrate? ought to you celebrate? ought to they celebrate?	ought to I be celebrating? ought to you be celebrating? ought to he be celebrating? ought to we be celebrating? ought to you be celebrating? ought to they be celebrating?
Perfect	V-ing perfect
ought to I have celebrated? ought to you have celebrated? ought to he have celebrated? ought to we have celebrated? ought to you have celebrated? ought to they have celebrated?	ought to I have been celebrating? ought to you have been celebrating? ought to he have been celebrating? ought to we have been celebrating? ought to you have been celebrating? ought to they have been celebrating?

Interro-negative form

Simple form	V-ing form
oughtn't I to celebrate? oughtn't you to celebrate? oughtn't he to celebrate? oughtn't we to celebrate? oughtn't you to celebrate? oughtn't they to celebrate?	oughtn't I to be celebrating? oughtn't you to be celebrating? oughtn't he to be celebrating? oughtn't we to be celebrating? oughtn't you to be celebrating? oughtn't they to be celebrating?
Perfect	V-ing perfect
oughtn't I to have celebrated? oughtn't you to have celebrated? oughtn't he to have celebrated? oughtn't we to have celebrated? oughtn't you to have celebrated? oughtn't they to have celebrated?	oughtn't I to have been celebrating? oughtn't you to have been celebrating? oughtn't he to have been celebrating? oughtn't we to have been celebrating? oughtn't you to have been celebrating? oughtn't they to have been celebrating?