ought to foul
Regular verb: foul - fouled- fouled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to foul
you ought to foul
he ought to foul
we ought to foul
you ought to foul
they ought to foul 	I ought to be fouling
you ought to be fouling
he ought to be fouling
we ought to be fouling
you ought to be fouling
they ought to be fouling	I ought to have fouled
you ought to have fouled
he ought to have fouled
we ought to have fouled
you ought to have fouled
they ought to have fouled	I ought to have been fouling
you ought to have been fouling
he ought to have been fouling
we ought to have been fouling
you ought to have been fouling
they ought to have been fouling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to foul
you oughtn't to foul
he oughtn't to foul
we oughtn't to foul
you oughtn't to foul
they oughtn't to foul 	I oughtn't to be fouling
you oughtn't to be fouling
he oughtn't to be fouling
we oughtn't to be fouling
you oughtn't to be fouling
they oughtn't to be fouling	I oughtn't to have fouled
you oughtn't to have fouled
he oughtn't to have fouled
we oughtn't to have fouled
you oughtn't to have fouled
they oughtn't to have fouled	I oughtn't to have been fouling
you oughtn't to have been fouling
he oughtn't to have been fouling
we oughtn't to have been fouling
you oughtn't to have been fouling
they oughtn't to have been fouling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I foul?
ought to you foul?
ought to he foul?
ought to we foul?
ought to you foul?
ought to they foul? 	ought to I be fouling?
ought to you be fouling?
ought to he be fouling?
ought to we be fouling?
ought to you be fouling?
ought to they be fouling? 	ought to I have fouled?
ought to you have fouled?
ought to he have fouled?
ought to we have fouled?
ought to you have fouled?
ought to they have fouled? 	ought to I have been fouling?
ought to you have been fouling?
ought to he have been fouling?
ought to we have been fouling?
ought to you have been fouling?
ought to they have been fouling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to foul?
oughtn't you to foul?
oughtn't he to foul?
oughtn't we to foul?
oughtn't you to foul?
oughtn't they to foul? 	oughtn't I to be fouling?
oughtn't you to be fouling?
oughtn't he to be fouling?
oughtn't we to be fouling?
oughtn't you to be fouling?
oughtn't they to be fouling? 	oughtn't I to have fouled?
oughtn't you to have fouled?
oughtn't he to have fouled?
oughtn't we to have fouled?
oughtn't you to have fouled?
oughtn't they to have fouled? 	oughtn't I to have been fouling?
oughtn't you to have been fouling?
oughtn't he to have been fouling?
oughtn't we to have been fouling?
oughtn't you to have been fouling?
oughtn't they to have been fouling?