English verb conjugation COULD CONGEST

Regular verb: congest - congested - congested

Affirmation

Simple form

I could congest
you could congest
he could congest
we could congest
you could congest
they could congest

V-ing form

I could be congesting
you could be congesting
he could be congesting
we could be congesting
you could be congesting
they could be congesting

Perfect

I could have congested
you could have congested
he could have congested
we could have congested
you could have congested
they could have congested

V-ing perfect

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

Negation

Simple form

I could not congest
you could not congest
he could not congest
we could not congest
you could not congest
they could not congest

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I congest?
could you congest?
could he congest?
could we congest?
could you congest?
could they congest?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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