English verb conjugation COULD UPDATE

Regular verb: update - updated - updated

Affirmation

Simple form

I could update
you could update
he could update
we could update
you could update
they could update

V-ing form

I could be updating
you could be updating
he could be updating
we could be updating
you could be updating
they could be updating

Perfect

I could have updated
you could have updated
he could have updated
we could have updated
you could have updated
they could have updated

V-ing perfect

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

Negation

Simple form

I could not update
you could not update
he could not update
we could not update
you could not update
they could not update

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I update?
could you update?
could he update?
could we update?
could you update?
could they update?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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