could cook
Verbo regular: cook - cooked- cooked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could cook
you could cook
she could cook
we could cook
you could cook
they could cook 	I could be cooking
you could be cooking
she could be cooking
we could be cooking
you could be cooking
they could be cooking	I could have cooked
you could have cooked
she could have cooked
we could have cooked
you could have cooked
they could have cooked	I could have been cooking
you could have been cooking
she could have been cooking
we could have been cooking
you could have been cooking
they could have been cooking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't cook
you couldn't cook
she couldn't cook
we couldn't cook
you couldn't cook
they couldn't cook 	I couldn't be cooking
you couldn't be cooking
she couldn't be cooking
we couldn't be cooking
you couldn't be cooking
they couldn't be cooking	I couldn't have cooked
you couldn't have cooked
she couldn't have cooked
we couldn't have cooked
you couldn't have cooked
they couldn't have cooked	I couldn't have been cooking
you couldn't have been cooking
she couldn't have been cooking
we couldn't have been cooking
you couldn't have been cooking
they couldn't have been cooking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I cook?
could you cook?
could she cook?
could we cook?
could you cook?
could they cook? 	could I be cooking?
could you be cooking?
could she be cooking?
could we be cooking?
could you be cooking?
could they be cooking? 	could I have cooked?
could you have cooked?
could she have cooked?
could we have cooked?
could you have cooked?
could they have cooked? 	could I have been cooking?
could you have been cooking?
could she have been cooking?
could we have been cooking?
could you have been cooking?
could they have been cooking? 	

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