English verb conjugation COULD SUMMIT

Regular verb: summit - summited - summited

Affirmation

Simple form

I could summit
you could summit
he could summit
we could summit
you could summit
they could summit

V-ing form

I could be summiting
you could be summiting
he could be summiting
we could be summiting
you could be summiting
they could be summiting

Perfect

I could have summited
you could have summited
he could have summited
we could have summited
you could have summited
they could have summited

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I summit?
could you summit?
could he summit?
could we summit?
could you summit?
could they summit?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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