ought to overlearn
Regular verb: overlearn - overlearned- overlearned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to overlearn
you ought to overlearn
she ought to overlearn
we ought to overlearn
you ought to overlearn
they ought to overlearn 	I ought to be overlearning
you ought to be overlearning
she ought to be overlearning
we ought to be overlearning
you ought to be overlearning
they ought to be overlearning	I ought to have overlearned
you ought to have overlearned
she ought to have overlearned
we ought to have overlearned
you ought to have overlearned
they ought to have overlearned	I ought to have been overlearning
you ought to have been overlearning
she ought to have been overlearning
we ought to have been overlearning
you ought to have been overlearning
they ought to have been overlearning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to overlearn
you oughtn't to overlearn
she oughtn't to overlearn
we oughtn't to overlearn
you oughtn't to overlearn
they oughtn't to overlearn 	I oughtn't to be overlearning
you oughtn't to be overlearning
she oughtn't to be overlearning
we oughtn't to be overlearning
you oughtn't to be overlearning
they oughtn't to be overlearning	I oughtn't to have overlearned
you oughtn't to have overlearned
she oughtn't to have overlearned
we oughtn't to have overlearned
you oughtn't to have overlearned
they oughtn't to have overlearned	I oughtn't to have been overlearning
you oughtn't to have been overlearning
she oughtn't to have been overlearning
we oughtn't to have been overlearning
you oughtn't to have been overlearning
they oughtn't to have been overlearning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I overlearn?
ought to you overlearn?
ought to she overlearn?
ought to we overlearn?
ought to you overlearn?
ought to they overlearn? 	ought to I be overlearning?
ought to you be overlearning?
ought to she be overlearning?
ought to we be overlearning?
ought to you be overlearning?
ought to they be overlearning? 	ought to I have overlearned?
ought to you have overlearned?
ought to she have overlearned?
ought to we have overlearned?
ought to you have overlearned?
ought to they have overlearned? 	ought to I have been overlearning?
ought to you have been overlearning?
ought to she have been overlearning?
ought to we have been overlearning?
ought to you have been overlearning?
ought to they have been overlearning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to overlearn?
oughtn't you to overlearn?
oughtn't she to overlearn?
oughtn't we to overlearn?
oughtn't you to overlearn?
oughtn't they to overlearn? 	oughtn't I to be overlearning?
oughtn't you to be overlearning?
oughtn't she to be overlearning?
oughtn't we to be overlearning?
oughtn't you to be overlearning?
oughtn't they to be overlearning? 	oughtn't I to have overlearned?
oughtn't you to have overlearned?
oughtn't she to have overlearned?
oughtn't we to have overlearned?
oughtn't you to have overlearned?
oughtn't they to have overlearned? 	oughtn't I to have been overlearning?
oughtn't you to have been overlearning?
oughtn't she to have been overlearning?
oughtn't we to have been overlearning?
oughtn't you to have been overlearning?
oughtn't they to have been overlearning?