could bake
Verbo regular: bake - baked- baked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could bake
you could bake
he could bake
we could bake
you could bake
they could bake 	I could be baking
you could be baking
he could be baking
we could be baking
you could be baking
they could be baking	I could have baked
you could have baked
he could have baked
we could have baked
you could have baked
they could have baked	I could have been baking
you could have been baking
he could have been baking
we could have been baking
you could have been baking
they could have been baking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't bake
you couldn't bake
he couldn't bake
we couldn't bake
you couldn't bake
they couldn't bake 	I couldn't be baking
you couldn't be baking
he couldn't be baking
we couldn't be baking
you couldn't be baking
they couldn't be baking	I couldn't have baked
you couldn't have baked
he couldn't have baked
we couldn't have baked
you couldn't have baked
they couldn't have baked	I couldn't have been baking
you couldn't have been baking
he couldn't have been baking
we couldn't have been baking
you couldn't have been baking
they couldn't have been baking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I bake?
could you bake?
could he bake?
could we bake?
could you bake?
could they bake? 	could I be baking?
could you be baking?
could he be baking?
could we be baking?
could you be baking?
could they be baking? 	could I have baked?
could you have baked?
could he have baked?
could we have baked?
could you have baked?
could they have baked? 	could I have been baking?
could you have been baking?
could he have been baking?
could we have been baking?
could you have been baking?
could they have been baking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I bake?
couldn't you bake?
couldn't he bake?
couldn't we bake?
couldn't you bake?
couldn't they bake? 	couldn't I be baking?
couldn't you be baking?
couldn't he be baking?
couldn't we be baking?
couldn't you be baking?
couldn't they be baking? 	couldn't I have baked?
couldn't you have baked?
couldn't he have baked?
couldn't we have baked?
couldn't you have baked?
couldn't they have baked? 	couldn't I have been baking?
couldn't you have been baking?
couldn't he have been baking?
couldn't we have been baking?
couldn't you have been baking?
couldn't they have been baking?