could stink
Verbo irregular: stink - stank- stunk

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could stink
you could stink
he could stink
we could stink
you could stink
they could stink 	I could be stinking
you could be stinking
he could be stinking
we could be stinking
you could be stinking
they could be stinking	I could have stunk
you could have stunk
he could have stunk
we could have stunk
you could have stunk
they could have stunk	I could have been stinking
you could have been stinking
he could have been stinking
we could have been stinking
you could have been stinking
they could have been stinking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't stink
you couldn't stink
he couldn't stink
we couldn't stink
you couldn't stink
they couldn't stink 	I couldn't be stinking
you couldn't be stinking
he couldn't be stinking
we couldn't be stinking
you couldn't be stinking
they couldn't be stinking	I couldn't have stunk
you couldn't have stunk
he couldn't have stunk
we couldn't have stunk
you couldn't have stunk
they couldn't have stunk	I couldn't have been stinking
you couldn't have been stinking
he couldn't have been stinking
we couldn't have been stinking
you couldn't have been stinking
they couldn't have been stinking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I stink?
could you stink?
could he stink?
could we stink?
could you stink?
could they stink? 	could I be stinking?
could you be stinking?
could he be stinking?
could we be stinking?
could you be stinking?
could they be stinking? 	could I have stunk?
could you have stunk?
could he have stunk?
could we have stunk?
could you have stunk?
could they have stunk? 	could I have been stinking?
could you have been stinking?
could he have been stinking?
could we have been stinking?
could you have been stinking?
could they have been stinking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I stink?
couldn't you stink?
couldn't he stink?
couldn't we stink?
couldn't you stink?
couldn't they stink? 	couldn't I be stinking?
couldn't you be stinking?
couldn't he be stinking?
couldn't we be stinking?
couldn't you be stinking?
couldn't they be stinking? 	couldn't I have stunk?
couldn't you have stunk?
couldn't he have stunk?
couldn't we have stunk?
couldn't you have stunk?
couldn't they have stunk? 	couldn't I have been stinking?
couldn't you have been stinking?
couldn't he have been stinking?
couldn't we have been stinking?
couldn't you have been stinking?
couldn't they have been stinking?