I could break you could break he could break we could break you could break they could break
Forma com V-ing
I could be breaking you could be breaking he could be breaking we could be breaking you could be breaking they could be breaking
Perfeito
I could have broken you could have broken he could have broken we could have broken you could have broken they could have broken
Perfeito com V-ing
I could have been breaking you could have been breaking he could have been breaking we could have been breaking you could have been breaking they could have been breaking
Negação
Forma simple
I couldn't break you couldn't break he couldn't break we couldn't break you couldn't break they couldn't break
Forma com V-ing
I couldn't be breaking you couldn't be breaking he couldn't be breaking we couldn't be breaking you couldn't be breaking they couldn't be breaking
Perfeito
I couldn't have broken you couldn't have broken he couldn't have broken we couldn't have broken you couldn't have broken they couldn't have broken
Perfeito com V-ing
I couldn't have been breaking you couldn't have been breaking he couldn't have been breaking we couldn't have been breaking you couldn't have been breaking they couldn't have been breaking
Forma interrogativa
Forma simple
could I break? could you break? could he break? could we break? could you break? could they break?
Forma com V-ing
could I be breaking? could you be breaking? could he be breaking? could we be breaking? could you be breaking? could they be breaking?
Perfeito
could I have broken? could you have broken? could he have broken? could we have broken? could you have broken? could they have broken?
Perfeito com V-ing
could I have been breaking? could you have been breaking? could he have been breaking? could we have been breaking? could you have been breaking? could they have been breaking?
Forma interro-Negação
Forma simple
couldn't I break? couldn't you break? couldn't he break? couldn't we break? couldn't you break? couldn't they break?
Forma com V-ing
couldn't I be breaking? couldn't you be breaking? couldn't he be breaking? couldn't we be breaking? couldn't you be breaking? couldn't they be breaking?
Perfeito
couldn't I have broken? couldn't you have broken? couldn't he have broken? couldn't we have broken? couldn't you have broken? couldn't they have broken?
Perfeito com V-ing
couldn't I have been breaking? couldn't you have been breaking? couldn't he have been breaking? couldn't we have been breaking? couldn't you have been breaking? couldn't they have been breaking?