could input
Verbo irregular: input - input- input

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could input
you could input
she could input
we could input
you could input
they could input 	I could be inputing
you could be inputing
she could be inputing
we could be inputing
you could be inputing
they could be inputing	I could have input
you could have input
she could have input
we could have input
you could have input
they could have input	I could have been inputing
you could have been inputing
she could have been inputing
we could have been inputing
you could have been inputing
they could have been inputing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't input
you couldn't input
she couldn't input
we couldn't input
you couldn't input
they couldn't input 	I couldn't be inputing
you couldn't be inputing
she couldn't be inputing
we couldn't be inputing
you couldn't be inputing
they couldn't be inputing	I couldn't have input
you couldn't have input
she couldn't have input
we couldn't have input
you couldn't have input
they couldn't have input	I couldn't have been inputing
you couldn't have been inputing
she couldn't have been inputing
we couldn't have been inputing
you couldn't have been inputing
they couldn't have been inputing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I input?
could you input?
could she input?
could we input?
could you input?
could they input? 	could I be inputing?
could you be inputing?
could she be inputing?
could we be inputing?
could you be inputing?
could they be inputing? 	could I have input?
could you have input?
could she have input?
could we have input?
could you have input?
could they have input? 	could I have been inputing?
could you have been inputing?
could she have been inputing?
could we have been inputing?
could you have been inputing?
could they have been inputing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I input?
couldn't you input?
couldn't she input?
couldn't we input?
couldn't you input?
couldn't they input? 	couldn't I be inputing?
couldn't you be inputing?
couldn't she be inputing?
couldn't we be inputing?
couldn't you be inputing?
couldn't they be inputing? 	couldn't I have input?
couldn't you have input?
couldn't she have input?
couldn't we have input?
couldn't you have input?
couldn't they have input? 	couldn't I have been inputing?
couldn't you have been inputing?
couldn't she have been inputing?
couldn't we have been inputing?
couldn't you have been inputing?
couldn't they have been inputing?