ought to celebrate
Regular verb: celebrate - celebrated- celebrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
I ought not to celebrate
you ought not to celebrate
he ought not to celebrate
we ought not to celebrate
you ought not to celebrate
they ought not to celebrate 	I ought not to celebrating
you ought not to celebrating
he ought not to celebrating
we ought not to celebrating
you ought not to celebrating
they ought not to celebrating	I ought not to have celebrated
you ought not to have celebrated
he ought not to have celebrated
we ought not to have celebrated
you ought not to have celebrated
they ought not to have celebrated	I ought not to have been celebrating
you ought not to have been celebrating
he ought not to have been celebrating
we ought not to have been celebrating
you ought not to have been celebrating
they ought not to have been celebrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
ought I not to celebrate?
ought you not to celebrate?
ought he not to celebrate?
ought we not to celebrate?
ought you not to celebrate?
ought they not to celebrate? 	ought I not to be celebrating?
ought you not to be celebrating?
ought he not to be celebrating?
ought we not to be celebrating?
ought you not to be celebrating?
ought they not to be celebrating? 	ought I not to have celebrated?
ought you not to have celebrated?
ought he not to have celebrated?
ought we not to have celebrated?
ought you not to have celebrated?
ought they not to have celebrated? 	ought I not to have been celebrating?
ought you not to have been celebrating?
ought he not to have been celebrating?
ought we not to have been celebrating?
ought you not to have been celebrating?
ought they not to have been celebrating?