English verb conjugation CAN PROVE

Irregular verb: prove - proved - proven

Affirmation

Simple form

I can prove
you can prove
he can prove
we can prove
you can prove
they can prove

V-ing form

I can be proving
you can be proving
he can be proving
we can be proving
you can be proving
they can be proving

Perfect

I can have proven
you can have proven
he can have proven
we can have proven
you can have proven
they can have proven

V-ing perfect

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

Negation

Simple form

I cannot prove
you cannot prove
he cannot prove
we cannot prove
you cannot prove
they cannot prove

V-ing form

I cannot be proving
you cannot be proving
he cannot be proving
we cannot be proving
you cannot be proving
they cannot be proving

Perfect

I cannot have proven
you cannot have proven
he cannot have proven
we cannot have proven
you cannot have proven
they cannot have proven

V-ing perfect

I cannot have been proving
you cannot have been proving
he cannot have been proving
we cannot have been proving
you cannot have been proving
they cannot have been proving

Interrogative form

Simple form

can I prove?
can you prove?
can he prove?
can we prove?
can you prove?
can they prove?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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