I could draw you could draw he could draw we could draw you could draw they could draw
Forma con V-ing
I could be drawing you could be drawing he could be drawing we could be drawing you could be drawing they could be drawing
Perfecto
I could have drawn you could have drawn he could have drawn we could have drawn you could have drawn they could have drawn
Perfecto con V-ing
I could have been drawing you could have been drawing he could have been drawing we could have been drawing you could have been drawing they could have been drawing
Negación
Forma simple
I couldn't draw you couldn't draw he couldn't draw we couldn't draw you couldn't draw they couldn't draw
Forma con V-ing
I couldn't be drawing you couldn't be drawing he couldn't be drawing we couldn't be drawing you couldn't be drawing they couldn't be drawing
Perfecto
I couldn't have drawn you couldn't have drawn he couldn't have drawn we couldn't have drawn you couldn't have drawn they couldn't have drawn
Perfecto con V-ing
I couldn't have been drawing you couldn't have been drawing he couldn't have been drawing we couldn't have been drawing you couldn't have been drawing they couldn't have been drawing
Forma interrogativa
Forma simple
could I draw? could you draw? could he draw? could we draw? could you draw? could they draw?
Forma con V-ing
could I be drawing? could you be drawing? could he be drawing? could we be drawing? could you be drawing? could they be drawing?
Perfecto
could I have drawn? could you have drawn? could he have drawn? could we have drawn? could you have drawn? could they have drawn?
Perfecto con V-ing
could I have been drawing? could you have been drawing? could he have been drawing? could we have been drawing? could you have been drawing? could they have been drawing?
Forma interro-negativa
Forma simple
couldn't I draw? couldn't you draw? couldn't he draw? couldn't we draw? couldn't you draw? couldn't they draw?
Forma con V-ing
couldn't I be drawing? couldn't you be drawing? couldn't he be drawing? couldn't we be drawing? couldn't you be drawing? couldn't they be drawing?
Perfecto
couldn't I have drawn? couldn't you have drawn? couldn't he have drawn? couldn't we have drawn? couldn't you have drawn? couldn't they have drawn?
Perfecto con V-ing
couldn't I have been drawing? couldn't you have been drawing? couldn't he have been drawing? couldn't we have been drawing? couldn't you have been drawing? couldn't they have been drawing?