English verb conjugation COULD RIVE

Irregular verb: rive - rived - rived, riven

Affirmation

Simple form

I could rive
you could rive
she could rive
we could rive
you could rive
they could rive

V-ing form

I could be riving
you could be riving
she could be riving
we could be riving
you could be riving
they could be riving

Perfect

I could have rived, riven
you could have rived, riven
she could have rived, riven
we could have rived, riven
you could have rived, riven
they could have rived, riven

V-ing perfect

I could have been riving
you could have been riving
she could have been riving
we could have been riving
you could have been riving
they could have been riving

Negation

Simple form

I could not rive
you could not rive
she could not rive
we could not rive
you could not rive
they could not rive

V-ing form

I could not be riving
you could not be riving
she could not be riving
we could not be riving
you could not be riving
they could not be riving

Perfect

I could not have rived, riven
you could not have rived, riven
she could not have rived, riven
we could not have rived, riven
you could not have rived, riven
they could not have rived, riven

V-ing perfect

I could not have been riving
you could not have been riving
she could not have been riving
we could not have been riving
you could not have been riving
they could not have been riving

Interrogative form

Simple form

could I rive?
could you rive?
could she rive?
could we rive?
could you rive?
could they rive?

V-ing form

could I be riving?
could you be riving?
could she be riving?
could we be riving?
could you be riving?
could they be riving?

Perfect

could I have rived, riven?
could you have rived, riven?
could she have rived, riven?
could we have rived, riven?
could you have rived, riven?
could they have rived, riven?

V-ing perfect

could I have been riving?
could you have been riving?
could she have been riving?
could we have been riving?
could you have been riving?
could they have been riving?

Interro-negative form

Simple form

could I not rive?
could you not rive?
could she not rive?
could we not rive?
could you not rive?
could they not rive?

V-ing form

could I not be riving?
could you not be riving?
could she not be riving?
could we not be riving?
could you not be riving?
could they not be riving?

Perfect

could I not have rived, riven?
could you not have rived, riven?
could she not have rived, riven?
could we not have rived, riven?
could you not have rived, riven?
could they not have rived, riven?

V-ing perfect

could I not have been riving?
could you not have been riving?
could she not have been riving?
could we not have been riving?
could you not have been riving?
could they not have been riving?

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