English verb conjugation COULD BLUE

Regular verb: blue - blued - blued

Affirmation

Simple form

I could blue
you could blue
he could blue
we could blue
you could blue
they could blue

V-ing form

I could be bluing
you could be bluing
he could be bluing
we could be bluing
you could be bluing
they could be bluing

Perfect

I could have blued
you could have blued
he could have blued
we could have blued
you could have blued
they could have blued

V-ing perfect

I could have been bluing
you could have been bluing
he could have been bluing
we could have been bluing
you could have been bluing
they could have been bluing

Negation

Simple form

I couldn't blue
you couldn't blue
he couldn't blue
we couldn't blue
you couldn't blue
they couldn't blue

V-ing form

I couldn't be bluing
you couldn't be bluing
he couldn't be bluing
we couldn't be bluing
you couldn't be bluing
they couldn't be bluing

Perfect

I couldn't have blued
you couldn't have blued
he couldn't have blued
we couldn't have blued
you couldn't have blued
they couldn't have blued

V-ing perfect

I couldn't have been bluing
you couldn't have been bluing
he couldn't have been bluing
we couldn't have been bluing
you couldn't have been bluing
they couldn't have been bluing

Interrogative form

Simple form

could I blue?
could you blue?
could he blue?
could we blue?
could you blue?
could they blue?

V-ing form

could I be bluing?
could you be bluing?
could he be bluing?
could we be bluing?
could you be bluing?
could they be bluing?

Perfect

could I have blued?
could you have blued?
could he have blued?
could we have blued?
could you have blued?
could they have blued?

V-ing perfect

could I have been bluing?
could you have been bluing?
could he have been bluing?
could we have been bluing?
could you have been bluing?
could they have been bluing?

Interro-negative form

Simple form

couldn't I blue?
couldn't you blue?
couldn't he blue?
couldn't we blue?
couldn't you blue?
couldn't they blue?

V-ing form

couldn't I be bluing?
couldn't you be bluing?
couldn't he be bluing?
couldn't we be bluing?
couldn't you be bluing?
couldn't they be bluing?

Perfect

couldn't I have blued?
couldn't you have blued?
couldn't he have blued?
couldn't we have blued?
couldn't you have blued?
couldn't they have blued?

V-ing perfect

couldn't I have been bluing?
couldn't you have been bluing?
couldn't he have been bluing?
couldn't we have been bluing?
couldn't you have been bluing?
couldn't they have been bluing?

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