ought to postpone
Regular verb: postpone - postponed- postponed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to postpone
you ought to postpone
she ought to postpone
we ought to postpone
you ought to postpone
they ought to postpone 	I ought to be postponing
you ought to be postponing
she ought to be postponing
we ought to be postponing
you ought to be postponing
they ought to be postponing	I ought to have postponed
you ought to have postponed
she ought to have postponed
we ought to have postponed
you ought to have postponed
they ought to have postponed	I ought to have been postponing
you ought to have been postponing
she ought to have been postponing
we ought to have been postponing
you ought to have been postponing
they ought to have been postponing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to postpone
you oughtn't to postpone
she oughtn't to postpone
we oughtn't to postpone
you oughtn't to postpone
they oughtn't to postpone 	I oughtn't to be postponing
you oughtn't to be postponing
she oughtn't to be postponing
we oughtn't to be postponing
you oughtn't to be postponing
they oughtn't to be postponing	I oughtn't to have postponed
you oughtn't to have postponed
she oughtn't to have postponed
we oughtn't to have postponed
you oughtn't to have postponed
they oughtn't to have postponed	I oughtn't to have been postponing
you oughtn't to have been postponing
she oughtn't to have been postponing
we oughtn't to have been postponing
you oughtn't to have been postponing
they oughtn't to have been postponing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I postpone?
ought to you postpone?
ought to she postpone?
ought to we postpone?
ought to you postpone?
ought to they postpone? 	ought to I be postponing?
ought to you be postponing?
ought to she be postponing?
ought to we be postponing?
ought to you be postponing?
ought to they be postponing? 	ought to I have postponed?
ought to you have postponed?
ought to she have postponed?
ought to we have postponed?
ought to you have postponed?
ought to they have postponed? 	ought to I have been postponing?
ought to you have been postponing?
ought to she have been postponing?
ought to we have been postponing?
ought to you have been postponing?
ought to they have been postponing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to postpone?
oughtn't you to postpone?
oughtn't she to postpone?
oughtn't we to postpone?
oughtn't you to postpone?
oughtn't they to postpone? 	oughtn't I to be postponing?
oughtn't you to be postponing?
oughtn't she to be postponing?
oughtn't we to be postponing?
oughtn't you to be postponing?
oughtn't they to be postponing? 	oughtn't I to have postponed?
oughtn't you to have postponed?
oughtn't she to have postponed?
oughtn't we to have postponed?
oughtn't you to have postponed?
oughtn't they to have postponed? 	oughtn't I to have been postponing?
oughtn't you to have been postponing?
oughtn't she to have been postponing?
oughtn't we to have been postponing?
oughtn't you to have been postponing?
oughtn't they to have been postponing?