ought to pertain
Regular verb: pertain - pertained- pertained

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to pertain
you ought to pertain
he ought to pertain
we ought to pertain
you ought to pertain
they ought to pertain 	I ought to be pertaining
you ought to be pertaining
he ought to be pertaining
we ought to be pertaining
you ought to be pertaining
they ought to be pertaining	I ought to have pertained
you ought to have pertained
he ought to have pertained
we ought to have pertained
you ought to have pertained
they ought to have pertained	I ought to have been pertaining
you ought to have been pertaining
he ought to have been pertaining
we ought to have been pertaining
you ought to have been pertaining
they ought to have been pertaining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to pertain
you oughtn't to pertain
he oughtn't to pertain
we oughtn't to pertain
you oughtn't to pertain
they oughtn't to pertain 	I oughtn't to be pertaining
you oughtn't to be pertaining
he oughtn't to be pertaining
we oughtn't to be pertaining
you oughtn't to be pertaining
they oughtn't to be pertaining	I oughtn't to have pertained
you oughtn't to have pertained
he oughtn't to have pertained
we oughtn't to have pertained
you oughtn't to have pertained
they oughtn't to have pertained	I oughtn't to have been pertaining
you oughtn't to have been pertaining
he oughtn't to have been pertaining
we oughtn't to have been pertaining
you oughtn't to have been pertaining
they oughtn't to have been pertaining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I pertain?
ought to you pertain?
ought to he pertain?
ought to we pertain?
ought to you pertain?
ought to they pertain? 	ought to I be pertaining?
ought to you be pertaining?
ought to he be pertaining?
ought to we be pertaining?
ought to you be pertaining?
ought to they be pertaining? 	ought to I have pertained?
ought to you have pertained?
ought to he have pertained?
ought to we have pertained?
ought to you have pertained?
ought to they have pertained? 	ought to I have been pertaining?
ought to you have been pertaining?
ought to he have been pertaining?
ought to we have been pertaining?
ought to you have been pertaining?
ought to they have been pertaining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to pertain?
oughtn't you to pertain?
oughtn't he to pertain?
oughtn't we to pertain?
oughtn't you to pertain?
oughtn't they to pertain? 	oughtn't I to be pertaining?
oughtn't you to be pertaining?
oughtn't he to be pertaining?
oughtn't we to be pertaining?
oughtn't you to be pertaining?
oughtn't they to be pertaining? 	oughtn't I to have pertained?
oughtn't you to have pertained?
oughtn't he to have pertained?
oughtn't we to have pertained?
oughtn't you to have pertained?
oughtn't they to have pertained? 	oughtn't I to have been pertaining?
oughtn't you to have been pertaining?
oughtn't he to have been pertaining?
oughtn't we to have been pertaining?
oughtn't you to have been pertaining?
oughtn't they to have been pertaining?