ought to decouple
Regular verb: decouple - decoupled- decoupled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to decouple
you ought to decouple
she ought to decouple
we ought to decouple
you ought to decouple
they ought to decouple 	I ought to be decoupling
you ought to be decoupling
she ought to be decoupling
we ought to be decoupling
you ought to be decoupling
they ought to be decoupling	I ought to have decoupled
you ought to have decoupled
she ought to have decoupled
we ought to have decoupled
you ought to have decoupled
they ought to have decoupled	I ought to have been decoupling
you ought to have been decoupling
she ought to have been decoupling
we ought to have been decoupling
you ought to have been decoupling
they ought to have been decoupling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to decouple
you oughtn't to decouple
she oughtn't to decouple
we oughtn't to decouple
you oughtn't to decouple
they oughtn't to decouple 	I oughtn't to be decoupling
you oughtn't to be decoupling
she oughtn't to be decoupling
we oughtn't to be decoupling
you oughtn't to be decoupling
they oughtn't to be decoupling	I oughtn't to have decoupled
you oughtn't to have decoupled
she oughtn't to have decoupled
we oughtn't to have decoupled
you oughtn't to have decoupled
they oughtn't to have decoupled	I oughtn't to have been decoupling
you oughtn't to have been decoupling
she oughtn't to have been decoupling
we oughtn't to have been decoupling
you oughtn't to have been decoupling
they oughtn't to have been decoupling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I decouple?
ought to you decouple?
ought to she decouple?
ought to we decouple?
ought to you decouple?
ought to they decouple? 	ought to I be decoupling?
ought to you be decoupling?
ought to she be decoupling?
ought to we be decoupling?
ought to you be decoupling?
ought to they be decoupling? 	ought to I have decoupled?
ought to you have decoupled?
ought to she have decoupled?
ought to we have decoupled?
ought to you have decoupled?
ought to they have decoupled? 	ought to I have been decoupling?
ought to you have been decoupling?
ought to she have been decoupling?
ought to we have been decoupling?
ought to you have been decoupling?
ought to they have been decoupling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to decouple?
oughtn't you to decouple?
oughtn't she to decouple?
oughtn't we to decouple?
oughtn't you to decouple?
oughtn't they to decouple? 	oughtn't I to be decoupling?
oughtn't you to be decoupling?
oughtn't she to be decoupling?
oughtn't we to be decoupling?
oughtn't you to be decoupling?
oughtn't they to be decoupling? 	oughtn't I to have decoupled?
oughtn't you to have decoupled?
oughtn't she to have decoupled?
oughtn't we to have decoupled?
oughtn't you to have decoupled?
oughtn't they to have decoupled? 	oughtn't I to have been decoupling?
oughtn't you to have been decoupling?
oughtn't she to have been decoupling?
oughtn't we to have been decoupling?
oughtn't you to have been decoupling?
oughtn't they to have been decoupling?