ought to blur
Regular verb: blur - blurred- blurred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to blur
you ought to blur
he ought to blur
we ought to blur
you ought to blur
they ought to blur 	I ought to be blurring
you ought to be blurring
he ought to be blurring
we ought to be blurring
you ought to be blurring
they ought to be blurring	I ought to have blurred
you ought to have blurred
he ought to have blurred
we ought to have blurred
you ought to have blurred
they ought to have blurred	I ought to have been blurring
you ought to have been blurring
he ought to have been blurring
we ought to have been blurring
you ought to have been blurring
they ought to have been blurring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to blur
you oughtn't to blur
he oughtn't to blur
we oughtn't to blur
you oughtn't to blur
they oughtn't to blur 	I oughtn't to be blurring
you oughtn't to be blurring
he oughtn't to be blurring
we oughtn't to be blurring
you oughtn't to be blurring
they oughtn't to be blurring	I oughtn't to have blurred
you oughtn't to have blurred
he oughtn't to have blurred
we oughtn't to have blurred
you oughtn't to have blurred
they oughtn't to have blurred	I oughtn't to have been blurring
you oughtn't to have been blurring
he oughtn't to have been blurring
we oughtn't to have been blurring
you oughtn't to have been blurring
they oughtn't to have been blurring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I blur?
ought to you blur?
ought to he blur?
ought to we blur?
ought to you blur?
ought to they blur? 	ought to I be blurring?
ought to you be blurring?
ought to he be blurring?
ought to we be blurring?
ought to you be blurring?
ought to they be blurring? 	ought to I have blurred?
ought to you have blurred?
ought to he have blurred?
ought to we have blurred?
ought to you have blurred?
ought to they have blurred? 	ought to I have been blurring?
ought to you have been blurring?
ought to he have been blurring?
ought to we have been blurring?
ought to you have been blurring?
ought to they have been blurring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to blur?
oughtn't you to blur?
oughtn't he to blur?
oughtn't we to blur?
oughtn't you to blur?
oughtn't they to blur? 	oughtn't I to be blurring?
oughtn't you to be blurring?
oughtn't he to be blurring?
oughtn't we to be blurring?
oughtn't you to be blurring?
oughtn't they to be blurring? 	oughtn't I to have blurred?
oughtn't you to have blurred?
oughtn't he to have blurred?
oughtn't we to have blurred?
oughtn't you to have blurred?
oughtn't they to have blurred? 	oughtn't I to have been blurring?
oughtn't you to have been blurring?
oughtn't he to have been blurring?
oughtn't we to have been blurring?
oughtn't you to have been blurring?
oughtn't they to have been blurring?