I must sink you must sink she must sink we must sink you must sink they must sink
Forma com V-ing
I must be sinking you must be sinking she must be sinking we must be sinking you must be sinking they must be sinking
Perfeito
I must have sunk you must have sunk she must have sunk we must have sunk you must have sunk they must have sunk
Perfeito com V-ing
I must have been sinking you must have been sinking she must have been sinking we must have been sinking you must have been sinking they must have been sinking
Negação
Forma simple
I must not sink you must not sink she must not sink we must not sink you must not sink they must not sink
Forma com V-ing
I must not be sinking you must not be sinking she must not be sinking we must not be sinking you must not be sinking they must not be sinking
Perfeito
I must not have sunk you must not have sunk she must not have sunk we must not have sunk you must not have sunk they must not have sunk
Perfeito com V-ing
I must not have been sinking you must not have been sinking she must not have been sinking we must not have been sinking you must not have been sinking they must not have been sinking
Forma interrogativa
Forma simple
must I sink? must you sink? must she sink? must we sink? must you sink? must they sink?
Forma com V-ing
must I be sinking? must you be sinking? must she be sinking? must we be sinking? must you be sinking? must they be sinking?
Perfeito
must I have sunk? must you have sunk? must she have sunk? must we have sunk? must you have sunk? must they have sunk?
Perfeito com V-ing
must I have been sinking? must you have been sinking? must she have been sinking? must we have been sinking? must you have been sinking? must they have been sinking?
Forma interro-Negação
Forma simple
must I not sink? must you not sink? must she not sink? must we not sink? must you not sink? must they not sink?
Forma com V-ing
must I not be sinking? must you not be sinking? must she not be sinking? must we not be sinking? must you not be sinking? must they not be sinking?
Perfeito
must I not have sunk? must you not have sunk? must she not have sunk? must we not have sunk? must you not have sunk? must they not have sunk?
Perfeito com V-ing
must I not have been sinking? must you not have been sinking? must she not have been sinking? must we not have been sinking? must you not have been sinking? must they not have been sinking?