ought to harp
Regular verb: harp - harped- harped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to harp
you ought to harp
he ought to harp
we ought to harp
you ought to harp
they ought to harp 	I ought to be harping
you ought to be harping
he ought to be harping
we ought to be harping
you ought to be harping
they ought to be harping	I ought to have harped
you ought to have harped
he ought to have harped
we ought to have harped
you ought to have harped
they ought to have harped	I ought to have been harping
you ought to have been harping
he ought to have been harping
we ought to have been harping
you ought to have been harping
they ought to have been harping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to harp
you oughtn't to harp
he oughtn't to harp
we oughtn't to harp
you oughtn't to harp
they oughtn't to harp 	I oughtn't to be harping
you oughtn't to be harping
he oughtn't to be harping
we oughtn't to be harping
you oughtn't to be harping
they oughtn't to be harping	I oughtn't to have harped
you oughtn't to have harped
he oughtn't to have harped
we oughtn't to have harped
you oughtn't to have harped
they oughtn't to have harped	I oughtn't to have been harping
you oughtn't to have been harping
he oughtn't to have been harping
we oughtn't to have been harping
you oughtn't to have been harping
they oughtn't to have been harping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I harp?
ought to you harp?
ought to he harp?
ought to we harp?
ought to you harp?
ought to they harp? 	ought to I be harping?
ought to you be harping?
ought to he be harping?
ought to we be harping?
ought to you be harping?
ought to they be harping? 	ought to I have harped?
ought to you have harped?
ought to he have harped?
ought to we have harped?
ought to you have harped?
ought to they have harped? 	ought to I have been harping?
ought to you have been harping?
ought to he have been harping?
ought to we have been harping?
ought to you have been harping?
ought to they have been harping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to harp?
oughtn't you to harp?
oughtn't he to harp?
oughtn't we to harp?
oughtn't you to harp?
oughtn't they to harp? 	oughtn't I to be harping?
oughtn't you to be harping?
oughtn't he to be harping?
oughtn't we to be harping?
oughtn't you to be harping?
oughtn't they to be harping? 	oughtn't I to have harped?
oughtn't you to have harped?
oughtn't he to have harped?
oughtn't we to have harped?
oughtn't you to have harped?
oughtn't they to have harped? 	oughtn't I to have been harping?
oughtn't you to have been harping?
oughtn't he to have been harping?
oughtn't we to have been harping?
oughtn't you to have been harping?
oughtn't they to have been harping?