I must spade you must spade he must spade we must spade you must spade they must spade
Forma com V-ing
I must be spading you must be spading he must be spading we must be spading you must be spading they must be spading
Perfeito
I must have spaded you must have spaded he must have spaded we must have spaded you must have spaded they must have spaded
Perfeito com V-ing
I must have been spading you must have been spading he must have been spading we must have been spading you must have been spading they must have been spading
Negação
Forma simple
I must not spade you must not spade he must not spade we must not spade you must not spade they must not spade
Forma com V-ing
I must not be spading you must not be spading he must not be spading we must not be spading you must not be spading they must not be spading
Perfeito
I must not have spaded you must not have spaded he must not have spaded we must not have spaded you must not have spaded they must not have spaded
Perfeito com V-ing
I must not have been spading you must not have been spading he must not have been spading we must not have been spading you must not have been spading they must not have been spading
Forma interrogativa
Forma simple
must I spade? must you spade? must he spade? must we spade? must you spade? must they spade?
Forma com V-ing
must I be spading? must you be spading? must he be spading? must we be spading? must you be spading? must they be spading?
Perfeito
must I have spaded? must you have spaded? must he have spaded? must we have spaded? must you have spaded? must they have spaded?
Perfeito com V-ing
must I have been spading? must you have been spading? must he have been spading? must we have been spading? must you have been spading? must they have been spading?
Forma interro-Negação
Forma simple
must I not spade? must you not spade? must he not spade? must we not spade? must you not spade? must they not spade?
Forma com V-ing
must I not be spading? must you not be spading? must he not be spading? must we not be spading? must you not be spading? must they not be spading?
Perfeito
must I not have spaded? must you not have spaded? must he not have spaded? must we not have spaded? must you not have spaded? must they not have spaded?
Perfeito com V-ing
must I not have been spading? must you not have been spading? must he not have been spading? must we not have been spading? must you not have been spading? must they not have been spading?