ought to sour
Regular verb: sour - soured- soured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to sour
you ought to sour
he ought to sour
we ought to sour
you ought to sour
they ought to sour 	I ought to be souring
you ought to be souring
he ought to be souring
we ought to be souring
you ought to be souring
they ought to be souring	I ought to have soured
you ought to have soured
he ought to have soured
we ought to have soured
you ought to have soured
they ought to have soured	I ought to have been souring
you ought to have been souring
he ought to have been souring
we ought to have been souring
you ought to have been souring
they ought to have been souring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to sour
you oughtn't to sour
he oughtn't to sour
we oughtn't to sour
you oughtn't to sour
they oughtn't to sour 	I oughtn't to be souring
you oughtn't to be souring
he oughtn't to be souring
we oughtn't to be souring
you oughtn't to be souring
they oughtn't to be souring	I oughtn't to have soured
you oughtn't to have soured
he oughtn't to have soured
we oughtn't to have soured
you oughtn't to have soured
they oughtn't to have soured	I oughtn't to have been souring
you oughtn't to have been souring
he oughtn't to have been souring
we oughtn't to have been souring
you oughtn't to have been souring
they oughtn't to have been souring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I sour?
ought to you sour?
ought to he sour?
ought to we sour?
ought to you sour?
ought to they sour? 	ought to I be souring?
ought to you be souring?
ought to he be souring?
ought to we be souring?
ought to you be souring?
ought to they be souring? 	ought to I have soured?
ought to you have soured?
ought to he have soured?
ought to we have soured?
ought to you have soured?
ought to they have soured? 	ought to I have been souring?
ought to you have been souring?
ought to he have been souring?
ought to we have been souring?
ought to you have been souring?
ought to they have been souring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to sour?
oughtn't you to sour?
oughtn't he to sour?
oughtn't we to sour?
oughtn't you to sour?
oughtn't they to sour? 	oughtn't I to be souring?
oughtn't you to be souring?
oughtn't he to be souring?
oughtn't we to be souring?
oughtn't you to be souring?
oughtn't they to be souring? 	oughtn't I to have soured?
oughtn't you to have soured?
oughtn't he to have soured?
oughtn't we to have soured?
oughtn't you to have soured?
oughtn't they to have soured? 	oughtn't I to have been souring?
oughtn't you to have been souring?
oughtn't he to have been souring?
oughtn't we to have been souring?
oughtn't you to have been souring?
oughtn't they to have been souring?