English verb conjugation COULD UNJAM

Regular verb: unjam - unjamed - unjamed

Affirmation

Simple form

I could unjam
you could unjam
he could unjam
we could unjam
you could unjam
they could unjam

V-ing form

I could be unjaming
you could be unjaming
he could be unjaming
we could be unjaming
you could be unjaming
they could be unjaming

Perfect

I could have unjamed
you could have unjamed
he could have unjamed
we could have unjamed
you could have unjamed
they could have unjamed

V-ing perfect

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

Negation

Simple form

I could not unjam
you could not unjam
he could not unjam
we could not unjam
you could not unjam
they could not unjam

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unjam?
could you unjam?
could he unjam?
could we unjam?
could you unjam?
could they unjam?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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