ought to unlearn
Regular verb: unlearn - unlearned- unlearned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to unlearn
you ought to unlearn
she ought to unlearn
we ought to unlearn
you ought to unlearn
they ought to unlearn 	I ought to be unlearning
you ought to be unlearning
she ought to be unlearning
we ought to be unlearning
you ought to be unlearning
they ought to be unlearning	I ought to have unlearned
you ought to have unlearned
she ought to have unlearned
we ought to have unlearned
you ought to have unlearned
they ought to have unlearned	I ought to have been unlearning
you ought to have been unlearning
she ought to have been unlearning
we ought to have been unlearning
you ought to have been unlearning
they ought to have been unlearning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to unlearn
you oughtn't to unlearn
she oughtn't to unlearn
we oughtn't to unlearn
you oughtn't to unlearn
they oughtn't to unlearn 	I oughtn't to be unlearning
you oughtn't to be unlearning
she oughtn't to be unlearning
we oughtn't to be unlearning
you oughtn't to be unlearning
they oughtn't to be unlearning	I oughtn't to have unlearned
you oughtn't to have unlearned
she oughtn't to have unlearned
we oughtn't to have unlearned
you oughtn't to have unlearned
they oughtn't to have unlearned	I oughtn't to have been unlearning
you oughtn't to have been unlearning
she oughtn't to have been unlearning
we oughtn't to have been unlearning
you oughtn't to have been unlearning
they oughtn't to have been unlearning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I unlearn?
ought to you unlearn?
ought to she unlearn?
ought to we unlearn?
ought to you unlearn?
ought to they unlearn? 	ought to I be unlearning?
ought to you be unlearning?
ought to she be unlearning?
ought to we be unlearning?
ought to you be unlearning?
ought to they be unlearning? 	ought to I have unlearned?
ought to you have unlearned?
ought to she have unlearned?
ought to we have unlearned?
ought to you have unlearned?
ought to they have unlearned? 	ought to I have been unlearning?
ought to you have been unlearning?
ought to she have been unlearning?
ought to we have been unlearning?
ought to you have been unlearning?
ought to they have been unlearning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to unlearn?
oughtn't you to unlearn?
oughtn't she to unlearn?
oughtn't we to unlearn?
oughtn't you to unlearn?
oughtn't they to unlearn? 	oughtn't I to be unlearning?
oughtn't you to be unlearning?
oughtn't she to be unlearning?
oughtn't we to be unlearning?
oughtn't you to be unlearning?
oughtn't they to be unlearning? 	oughtn't I to have unlearned?
oughtn't you to have unlearned?
oughtn't she to have unlearned?
oughtn't we to have unlearned?
oughtn't you to have unlearned?
oughtn't they to have unlearned? 	oughtn't I to have been unlearning?
oughtn't you to have been unlearning?
oughtn't she to have been unlearning?
oughtn't we to have been unlearning?
oughtn't you to have been unlearning?
oughtn't they to have been unlearning?