ought to reason
Regular verb: reason - reasoned- reasoned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to reason
you ought to reason
he ought to reason
we ought to reason
you ought to reason
they ought to reason 	I ought to be reasoning
you ought to be reasoning
he ought to be reasoning
we ought to be reasoning
you ought to be reasoning
they ought to be reasoning	I ought to have reasoned
you ought to have reasoned
he ought to have reasoned
we ought to have reasoned
you ought to have reasoned
they ought to have reasoned	I ought to have been reasoning
you ought to have been reasoning
he ought to have been reasoning
we ought to have been reasoning
you ought to have been reasoning
they ought to have been reasoning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to reason
you oughtn't to reason
he oughtn't to reason
we oughtn't to reason
you oughtn't to reason
they oughtn't to reason 	I oughtn't to be reasoning
you oughtn't to be reasoning
he oughtn't to be reasoning
we oughtn't to be reasoning
you oughtn't to be reasoning
they oughtn't to be reasoning	I oughtn't to have reasoned
you oughtn't to have reasoned
he oughtn't to have reasoned
we oughtn't to have reasoned
you oughtn't to have reasoned
they oughtn't to have reasoned	I oughtn't to have been reasoning
you oughtn't to have been reasoning
he oughtn't to have been reasoning
we oughtn't to have been reasoning
you oughtn't to have been reasoning
they oughtn't to have been reasoning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I reason?
ought to you reason?
ought to he reason?
ought to we reason?
ought to you reason?
ought to they reason? 	ought to I be reasoning?
ought to you be reasoning?
ought to he be reasoning?
ought to we be reasoning?
ought to you be reasoning?
ought to they be reasoning? 	ought to I have reasoned?
ought to you have reasoned?
ought to he have reasoned?
ought to we have reasoned?
ought to you have reasoned?
ought to they have reasoned? 	ought to I have been reasoning?
ought to you have been reasoning?
ought to he have been reasoning?
ought to we have been reasoning?
ought to you have been reasoning?
ought to they have been reasoning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to reason?
oughtn't you to reason?
oughtn't he to reason?
oughtn't we to reason?
oughtn't you to reason?
oughtn't they to reason? 	oughtn't I to be reasoning?
oughtn't you to be reasoning?
oughtn't he to be reasoning?
oughtn't we to be reasoning?
oughtn't you to be reasoning?
oughtn't they to be reasoning? 	oughtn't I to have reasoned?
oughtn't you to have reasoned?
oughtn't he to have reasoned?
oughtn't we to have reasoned?
oughtn't you to have reasoned?
oughtn't they to have reasoned? 	oughtn't I to have been reasoning?
oughtn't you to have been reasoning?
oughtn't he to have been reasoning?
oughtn't we to have been reasoning?
oughtn't you to have been reasoning?
oughtn't they to have been reasoning?