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