ought to refund
Regular verb: refund - refunded- refunded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to refund
you ought to refund
she ought to refund
we ought to refund
you ought to refund
they ought to refund 	I ought to be refunding
you ought to be refunding
she ought to be refunding
we ought to be refunding
you ought to be refunding
they ought to be refunding	I ought to have refunded
you ought to have refunded
she ought to have refunded
we ought to have refunded
you ought to have refunded
they ought to have refunded	I ought to have been refunding
you ought to have been refunding
she ought to have been refunding
we ought to have been refunding
you ought to have been refunding
they ought to have been refunding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to refund
you oughtn't to refund
she oughtn't to refund
we oughtn't to refund
you oughtn't to refund
they oughtn't to refund 	I oughtn't to be refunding
you oughtn't to be refunding
she oughtn't to be refunding
we oughtn't to be refunding
you oughtn't to be refunding
they oughtn't to be refunding	I oughtn't to have refunded
you oughtn't to have refunded
she oughtn't to have refunded
we oughtn't to have refunded
you oughtn't to have refunded
they oughtn't to have refunded	I oughtn't to have been refunding
you oughtn't to have been refunding
she oughtn't to have been refunding
we oughtn't to have been refunding
you oughtn't to have been refunding
they oughtn't to have been refunding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I refund?
ought to you refund?
ought to she refund?
ought to we refund?
ought to you refund?
ought to they refund? 	ought to I be refunding?
ought to you be refunding?
ought to she be refunding?
ought to we be refunding?
ought to you be refunding?
ought to they be refunding? 	ought to I have refunded?
ought to you have refunded?
ought to she have refunded?
ought to we have refunded?
ought to you have refunded?
ought to they have refunded? 	ought to I have been refunding?
ought to you have been refunding?
ought to she have been refunding?
ought to we have been refunding?
ought to you have been refunding?
ought to they have been refunding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to refund?
oughtn't you to refund?
oughtn't she to refund?
oughtn't we to refund?
oughtn't you to refund?
oughtn't they to refund? 	oughtn't I to be refunding?
oughtn't you to be refunding?
oughtn't she to be refunding?
oughtn't we to be refunding?
oughtn't you to be refunding?
oughtn't they to be refunding? 	oughtn't I to have refunded?
oughtn't you to have refunded?
oughtn't she to have refunded?
oughtn't we to have refunded?
oughtn't you to have refunded?
oughtn't they to have refunded? 	oughtn't I to have been refunding?
oughtn't you to have been refunding?
oughtn't she to have been refunding?
oughtn't we to have been refunding?
oughtn't you to have been refunding?
oughtn't they to have been refunding?