English verb conjugation MUST RIVE

Irregular verb: rive - rived - rived, riven

Affirmation

Simple form

I must rive
you must rive
he must rive
we must rive
you must rive
they must rive

V-ing form

I must be riving
you must be riving
he must be riving
we must be riving
you must be riving
they must be riving

Perfect

I must have rived, riven
you must have rived, riven
he must have rived, riven
we must have rived, riven
you must have rived, riven
they must have rived, riven

V-ing perfect

I must have been riving
you must have been riving
he must have been riving
we must have been riving
you must have been riving
they must have been riving

Negation

Simple form

I must not rive
you must not rive
he must not rive
we must not rive
you must not rive
they must not rive

V-ing form

I must not be riving
you must not be riving
he must not be riving
we must not be riving
you must not be riving
they must not be riving

Perfect

I must not have rived, riven
you must not have rived, riven
he must not have rived, riven
we must not have rived, riven
you must not have rived, riven
they must not have rived, riven

V-ing perfect

I must not have been riving
you must not have been riving
he must not have been riving
we must not have been riving
you must not have been riving
they must not have been riving

Interrogative form

Simple form

must I rive?
must you rive?
must he rive?
must we rive?
must you rive?
must they rive?

V-ing form

must I be riving?
must you be riving?
must he be riving?
must we be riving?
must you be riving?
must they be riving?

Perfect

must I have rived, riven?
must you have rived, riven?
must he have rived, riven?
must we have rived, riven?
must you have rived, riven?
must they have rived, riven?

V-ing perfect

must I have been riving?
must you have been riving?
must he have been riving?
must we have been riving?
must you have been riving?
must they have been riving?

Interro-negative form

Simple form

must I not rive?
must you not rive?
must he not rive?
must we not rive?
must you not rive?
must they not rive?

V-ing form

must I not be riving?
must you not be riving?
must he not be riving?
must we not be riving?
must you not be riving?
must they not be riving?

Perfect

must I not have rived, riven?
must you not have rived, riven?
must he not have rived, riven?
must we not have rived, riven?
must you not have rived, riven?
must they not have rived, riven?

V-ing perfect

must I not have been riving?
must you not have been riving?
must he not have been riving?
must we not have been riving?
must you not have been riving?
must they not have been riving?

Page top