could shut
Verbo irregular: shut - shut- shut

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could shut
you could shut
he could shut
we could shut
you could shut
they could shut 	I could be shutting
you could be shutting
he could be shutting
we could be shutting
you could be shutting
they could be shutting	I could have shut
you could have shut
he could have shut
we could have shut
you could have shut
they could have shut	I could have been shutting
you could have been shutting
he could have been shutting
we could have been shutting
you could have been shutting
they could have been shutting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not shut
you could not shut
he could not shut
we could not shut
you could not shut
they could not shut 	I could not be shutting
you could not be shutting
he could not be shutting
we could not be shutting
you could not be shutting
they could not be shutting	I could not have shut
you could not have shut
he could not have shut
we could not have shut
you could not have shut
they could not have shut	I could not have been shutting
you could not have been shutting
he could not have been shutting
we could not have been shutting
you could not have been shutting
they could not have been shutting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I shut?
could you shut?
could he shut?
could we shut?
could you shut?
could they shut? 	could I be shutting?
could you be shutting?
could he be shutting?
could we be shutting?
could you be shutting?
could they be shutting? 	could I have shut?
could you have shut?
could he have shut?
could we have shut?
could you have shut?
could they have shut? 	could I have been shutting?
could you have been shutting?
could he have been shutting?
could we have been shutting?
could you have been shutting?
could they have been shutting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not shut?
could you not shut?
could he not shut?
could we not shut?
could you not shut?
could they not shut? 	could I not be shutting?
could you not be shutting?
could he not be shutting?
could we not be shutting?
could you not be shutting?
could they not be shutting? 	could I not have shut?
could you not have shut?
could he not have shut?
could we not have shut?
could you not have shut?
could they not have shut? 	could I not have been shutting?
could you not have been shutting?
could he not have been shutting?
could we not have been shutting?
could you not have been shutting?
could they not have been shutting?