English verb conjugation COULD BLUB

Regular verb: blub - blubed - blubed

Affirmation

Simple form

I could blub
you could blub
he could blub
we could blub
you could blub
they could blub

V-ing form

I could be blubing
you could be blubing
he could be blubing
we could be blubing
you could be blubing
they could be blubing

Perfect

I could have blubed
you could have blubed
he could have blubed
we could have blubed
you could have blubed
they could have blubed

V-ing perfect

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

Negation

Simple form

I could not blub
you could not blub
he could not blub
we could not blub
you could not blub
they could not blub

V-ing form

I could not be blubing
you could not be blubing
he could not be blubing
we could not be blubing
you could not be blubing
they could not be blubing

Perfect

I could not have blubed
you could not have blubed
he could not have blubed
we could not have blubed
you could not have blubed
they could not have blubed

V-ing perfect

I could not have been blubing
you could not have been blubing
he could not have been blubing
we could not have been blubing
you could not have been blubing
they could not have been blubing

Interrogative form

Simple form

could I blub?
could you blub?
could he blub?
could we blub?
could you blub?
could they blub?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not blub?
could you not blub?
could he not blub?
could we not blub?
could you not blub?
could they not blub?

V-ing form

could I not be blubing?
could you not be blubing?
could he not be blubing?
could we not be blubing?
could you not be blubing?
could they not be blubing?

Perfect

could I not have blubed?
could you not have blubed?
could he not have blubed?
could we not have blubed?
could you not have blubed?
could they not have blubed?

V-ing perfect

could I not have been blubing?
could you not have been blubing?
could he not have been blubing?
could we not have been blubing?
could you not have been blubing?
could they not have been blubing?

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