English verb conjugation COULD SEAM

Regular verb: seam - seamed - seamed

Affirmation

Simple form

I could seam
you could seam
he could seam
we could seam
you could seam
they could seam

V-ing form

I could be seaming
you could be seaming
he could be seaming
we could be seaming
you could be seaming
they could be seaming

Perfect

I could have seamed
you could have seamed
he could have seamed
we could have seamed
you could have seamed
they could have seamed

V-ing perfect

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

Negation

Simple form

I could not seam
you could not seam
he could not seam
we could not seam
you could not seam
they could not seam

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I seam?
could you seam?
could he seam?
could we seam?
could you seam?
could they seam?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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