can blur
Regular verb: blur - blurred- blurred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can blur
you can blur
she can blur
we can blur
you can blur
they can blur 	I can be blurring
you can be blurring
she can be blurring
we can be blurring
you can be blurring
they can be blurring	I can have blurred
you can have blurred
she can have blurred
we can have blurred
you can have blurred
they can have blurred	I can have been blurring
you can have been blurring
she can have been blurring
we can have been blurring
you can have been blurring
they can have been blurring	

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

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I blur?
can you blur?
can she blur?
can we blur?
can you blur?
can they blur? 	can I be blurring?
can you be blurring?
can she be blurring?
can we be blurring?
can you be blurring?
can they be blurring? 	can I have blurred?
can you have blurred?
can she have blurred?
can we have blurred?
can you have blurred?
can they have blurred? 	can I have been blurring?
can you have been blurring?
can she have been blurring?
can we have been blurring?
can you have been blurring?
can they have been blurring? 	

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