I could rebook you could rebook he could rebook we could rebook you could rebook they could rebook
Forma com V-ing
I could be rebooking you could be rebooking he could be rebooking we could be rebooking you could be rebooking they could be rebooking
Perfeito
I could have rebooked you could have rebooked he could have rebooked we could have rebooked you could have rebooked they could have rebooked
Perfeito com V-ing
I could have been rebooking you could have been rebooking he could have been rebooking we could have been rebooking you could have been rebooking they could have been rebooking
Negação
Forma simple
I couldn't rebook you couldn't rebook he couldn't rebook we couldn't rebook you couldn't rebook they couldn't rebook
Forma com V-ing
I couldn't be rebooking you couldn't be rebooking he couldn't be rebooking we couldn't be rebooking you couldn't be rebooking they couldn't be rebooking
Perfeito
I couldn't have rebooked you couldn't have rebooked he couldn't have rebooked we couldn't have rebooked you couldn't have rebooked they couldn't have rebooked
Perfeito com V-ing
I couldn't have been rebooking you couldn't have been rebooking he couldn't have been rebooking we couldn't have been rebooking you couldn't have been rebooking they couldn't have been rebooking
Forma interrogativa
Forma simple
could I rebook? could you rebook? could he rebook? could we rebook? could you rebook? could they rebook?
Forma com V-ing
could I be rebooking? could you be rebooking? could he be rebooking? could we be rebooking? could you be rebooking? could they be rebooking?
Perfeito
could I have rebooked? could you have rebooked? could he have rebooked? could we have rebooked? could you have rebooked? could they have rebooked?
Perfeito com V-ing
could I have been rebooking? could you have been rebooking? could he have been rebooking? could we have been rebooking? could you have been rebooking? could they have been rebooking?
Forma interro-Negação
Forma simple
couldn't I rebook? couldn't you rebook? couldn't he rebook? couldn't we rebook? couldn't you rebook? couldn't they rebook?
Forma com V-ing
couldn't I be rebooking? couldn't you be rebooking? couldn't he be rebooking? couldn't we be rebooking? couldn't you be rebooking? couldn't they be rebooking?
Perfeito
couldn't I have rebooked? couldn't you have rebooked? couldn't he have rebooked? couldn't we have rebooked? couldn't you have rebooked? couldn't they have rebooked?
Perfeito com V-ing
couldn't I have been rebooking? couldn't you have been rebooking? couldn't he have been rebooking? couldn't we have been rebooking? couldn't you have been rebooking? couldn't they have been rebooking?