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