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
she 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
she 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
she 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
she 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
she 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
she 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
she 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
she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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?