could paint
Verbo regular: paint - painted- painted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could paint
you could paint
he could paint
we could paint
you could paint
they could paint 	I could be painting
you could be painting
he could be painting
we could be painting
you could be painting
they could be painting	I could have painted
you could have painted
he could have painted
we could have painted
you could have painted
they could have painted	I could have been painting
you could have been painting
he could have been painting
we could have been painting
you could have been painting
they could have been painting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't paint
you couldn't paint
he couldn't paint
we couldn't paint
you couldn't paint
they couldn't paint 	I couldn't be painting
you couldn't be painting
he couldn't be painting
we couldn't be painting
you couldn't be painting
they couldn't be painting	I couldn't have painted
you couldn't have painted
he couldn't have painted
we couldn't have painted
you couldn't have painted
they couldn't have painted	I couldn't have been painting
you couldn't have been painting
he couldn't have been painting
we couldn't have been painting
you couldn't have been painting
they couldn't have been painting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I paint?
could you paint?
could he paint?
could we paint?
could you paint?
could they paint? 	could I be painting?
could you be painting?
could he be painting?
could we be painting?
could you be painting?
could they be painting? 	could I have painted?
could you have painted?
could he have painted?
could we have painted?
could you have painted?
could they have painted? 	could I have been painting?
could you have been painting?
could he have been painting?
could we have been painting?
could you have been painting?
could they have been painting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I paint?
couldn't you paint?
couldn't he paint?
couldn't we paint?
couldn't you paint?
couldn't they paint? 	couldn't I be painting?
couldn't you be painting?
couldn't he be painting?
couldn't we be painting?
couldn't you be painting?
couldn't they be painting? 	couldn't I have painted?
couldn't you have painted?
couldn't he have painted?
couldn't we have painted?
couldn't you have painted?
couldn't they have painted? 	couldn't I have been painting?
couldn't you have been painting?
couldn't he have been painting?
couldn't we have been painting?
couldn't you have been painting?
couldn't they have been painting?