can blue
Regular verb: blue - blued- blued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can blue
you can blue
he can blue
we can blue
you can blue
they can blue 	I can be bluing
you can be bluing
he can be bluing
we can be bluing
you can be bluing
they can be bluing	I can have blued
you can have blued
he can have blued
we can have blued
you can have blued
they can have blued	I can have been bluing
you can have been bluing
he can have been bluing
we can have been bluing
you can have been bluing
they can have been bluing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot blue
you cannot blue
he cannot blue
we cannot blue
you cannot blue
they cannot blue 	I cannot be bluing
you cannot be bluing
he cannot be bluing
we cannot be bluing
you cannot be bluing
they cannot be bluing	I cannot have blued
you cannot have blued
he cannot have blued
we cannot have blued
you cannot have blued
they cannot have blued	I cannot have been bluing
you cannot have been bluing
he cannot have been bluing
we cannot have been bluing
you cannot have been bluing
they cannot have been bluing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I blue?
can you blue?
can he blue?
can we blue?
can you blue?
can they blue? 	can I be bluing?
can you be bluing?
can he be bluing?
can we be bluing?
can you be bluing?
can they be bluing? 	can I have blued?
can you have blued?
can he have blued?
can we have blued?
can you have blued?
can they have blued? 	can I have been bluing?
can you have been bluing?
can he have been bluing?
can we have been bluing?
can you have been bluing?
can they have been bluing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not blue?
can you not blue?
can he not blue?
can we not blue?
can you not blue?
can they not blue? 	can I not be bluing?
can you not be bluing?
can he not be bluing?
can we not be bluing?
can you not be bluing?
can they not be bluing? 	can I not have blued?
can you not have blued?
can he not have blued?
can we not have blued?
can you not have blued?
can they not have blued? 	can I not have been bluing?
can you not have been bluing?
can he not have been bluing?
can we not have been bluing?
can you not have been bluing?
can they not have been bluing?