English verb conjugation MUST PROVE

Irregular verb: prove - proved - proven

Affirmation

Simple form

I must prove
you must prove
he must prove
we must prove
you must prove
they must prove

V-ing form

I must be proving
you must be proving
he must be proving
we must be proving
you must be proving
they must be proving

Perfect

I must have proven
you must have proven
he must have proven
we must have proven
you must have proven
they must have proven

V-ing perfect

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

Negation

Simple form

I must not prove
you must not prove
he must not prove
we must not prove
you must not prove
they must not prove

V-ing form

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

Perfect

I must not have proven
you must not have proven
he must not have proven
we must not have proven
you must not have proven
they must not have proven

V-ing perfect

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

Interrogative form

Simple form

must I prove?
must you prove?
must he prove?
must we prove?
must you prove?
must they prove?

V-ing form

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

Perfect

must I have proven?
must you have proven?
must he have proven?
must we have proven?
must you have proven?
must they have proven?

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

must I not have proven?
must you not have proven?
must he not have proven?
must we not have proven?
must you not have proven?
must they not have proven?

V-ing perfect

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

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