I could halt you could halt he could halt we could halt you could halt they could halt
Forma com V-ing
I could be halting you could be halting he could be halting we could be halting you could be halting they could be halting
Perfeito
I could have halted you could have halted he could have halted we could have halted you could have halted they could have halted
Perfeito com V-ing
I could have been halting you could have been halting he could have been halting we could have been halting you could have been halting they could have been halting
Negação
Forma simple
I couldn't halt you couldn't halt he couldn't halt we couldn't halt you couldn't halt they couldn't halt
Forma com V-ing
I couldn't be halting you couldn't be halting he couldn't be halting we couldn't be halting you couldn't be halting they couldn't be halting
Perfeito
I couldn't have halted you couldn't have halted he couldn't have halted we couldn't have halted you couldn't have halted they couldn't have halted
Perfeito com V-ing
I couldn't have been halting you couldn't have been halting he couldn't have been halting we couldn't have been halting you couldn't have been halting they couldn't have been halting
Forma interrogativa
Forma simple
could I halt? could you halt? could he halt? could we halt? could you halt? could they halt?
Forma com V-ing
could I be halting? could you be halting? could he be halting? could we be halting? could you be halting? could they be halting?
Perfeito
could I have halted? could you have halted? could he have halted? could we have halted? could you have halted? could they have halted?
Perfeito com V-ing
could I have been halting? could you have been halting? could he have been halting? could we have been halting? could you have been halting? could they have been halting?
Forma interro-Negação
Forma simple
couldn't I halt? couldn't you halt? couldn't he halt? couldn't we halt? couldn't you halt? couldn't they halt?
Forma com V-ing
couldn't I be halting? couldn't you be halting? couldn't he be halting? couldn't we be halting? couldn't you be halting? couldn't they be halting?
Perfeito
couldn't I have halted? couldn't you have halted? couldn't he have halted? couldn't we have halted? couldn't you have halted? couldn't they have halted?
Perfeito com V-ing
couldn't I have been halting? couldn't you have been halting? couldn't he have been halting? couldn't we have been halting? couldn't you have been halting? couldn't they have been halting?