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