could autograph
Verbo regular: autograph - autographed- autographed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could autograph
you could autograph
she could autograph
we could autograph
you could autograph
they could autograph 	I could be autographing
you could be autographing
she could be autographing
we could be autographing
you could be autographing
they could be autographing	I could have autographed
you could have autographed
she could have autographed
we could have autographed
you could have autographed
they could have autographed	I could have been autographing
you could have been autographing
she could have been autographing
we could have been autographing
you could have been autographing
they could have been autographing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not autograph
you could not autograph
she could not autograph
we could not autograph
you could not autograph
they could not autograph 	I could not be autographing
you could not be autographing
she could not be autographing
we could not be autographing
you could not be autographing
they could not be autographing	I could not have autographed
you could not have autographed
she could not have autographed
we could not have autographed
you could not have autographed
they could not have autographed	I could not have been autographing
you could not have been autographing
she could not have been autographing
we could not have been autographing
you could not have been autographing
they could not have been autographing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I autograph?
could you autograph?
could she autograph?
could we autograph?
could you autograph?
could they autograph? 	could I be autographing?
could you be autographing?
could she be autographing?
could we be autographing?
could you be autographing?
could they be autographing? 	could I have autographed?
could you have autographed?
could she have autographed?
could we have autographed?
could you have autographed?
could they have autographed? 	could I have been autographing?
could you have been autographing?
could she have been autographing?
could we have been autographing?
could you have been autographing?
could they have been autographing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not autograph?
could you not autograph?
could she not autograph?
could we not autograph?
could you not autograph?
could they not autograph? 	could I not be autographing?
could you not be autographing?
could she not be autographing?
could we not be autographing?
could you not be autographing?
could they not be autographing? 	could I not have autographed?
could you not have autographed?
could she not have autographed?
could we not have autographed?
could you not have autographed?
could they not have autographed? 	could I not have been autographing?
could you not have been autographing?
could she not have been autographing?
could we not have been autographing?
could you not have been autographing?
could they not have been autographing?