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 couldn't update
you couldn't update
he couldn't update
we couldn't update
you couldn't update
they couldn't update

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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