can prove
Verbo irregular: prove - proved- proven

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can prove
you can prove
she can prove
we can prove
you can prove
they can prove 	I can be proving
you can be proving
she can be proving
we can be proving
you can be proving
they can be proving	I can have proven
you can have proven
she can have proven
we can have proven
you can have proven
they can have proven	I can have been proving
you can have been proving
she can have been proving
we can have been proving
you can have been proving
they can have been proving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot prove
you cannot prove
she cannot prove
we cannot prove
you cannot prove
they cannot prove 	I cannot be proving
you cannot be proving
she cannot be proving
we cannot be proving
you cannot be proving
they cannot be proving	I cannot have proven
you cannot have proven
she cannot have proven
we cannot have proven
you cannot have proven
they cannot have proven	I cannot have been proving
you cannot have been proving
she cannot have been proving
we cannot have been proving
you cannot have been proving
they cannot have been proving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I prove?
can you prove?
can she prove?
can we prove?
can you prove?
can they prove? 	can I be proving?
can you be proving?
can she be proving?
can we be proving?
can you be proving?
can they be proving? 	can I have proven?
can you have proven?
can she have proven?
can we have proven?
can you have proven?
can they have proven? 	can I have been proving?
can you have been proving?
can she have been proving?
can we have been proving?
can you have been proving?
can they have been proving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not prove?
can you not prove?
can she not prove?
can we not prove?
can you not prove?
can they not prove? 	can I not be proving?
can you not be proving?
can she not be proving?
can we not be proving?
can you not be proving?
can they not be proving? 	can I not have proven?
can you not have proven?
can she not have proven?
can we not have proven?
can you not have proven?
can they not have proven? 	can I not have been proving?
can you not have been proving?
can she not have been proving?
can we not have been proving?
can you not have been proving?
can they not have been proving?