I must stable you must stable she must stable we must stable you must stable they must stable
Forma con V-ing
I must be stabling you must be stabling she must be stabling we must be stabling you must be stabling they must be stabling
Perfecto
I must have stabled you must have stabled she must have stabled we must have stabled you must have stabled they must have stabled
Perfecto con V-ing
I must have been stabling you must have been stabling she must have been stabling we must have been stabling you must have been stabling they must have been stabling
Negación
Forma simple
I must not stable you must not stable she must not stable we must not stable you must not stable they must not stable
Forma con V-ing
I must not be stabling you must not be stabling she must not be stabling we must not be stabling you must not be stabling they must not be stabling
Perfecto
I must not have stabled you must not have stabled she must not have stabled we must not have stabled you must not have stabled they must not have stabled
Perfecto con V-ing
I must not have been stabling you must not have been stabling she must not have been stabling we must not have been stabling you must not have been stabling they must not have been stabling
Forma interrogativa
Forma simple
must I stable? must you stable? must she stable? must we stable? must you stable? must they stable?
Forma con V-ing
must I be stabling? must you be stabling? must she be stabling? must we be stabling? must you be stabling? must they be stabling?
Perfecto
must I have stabled? must you have stabled? must she have stabled? must we have stabled? must you have stabled? must they have stabled?
Perfecto con V-ing
must I have been stabling? must you have been stabling? must she have been stabling? must we have been stabling? must you have been stabling? must they have been stabling?
Forma interro-negativa
Forma simple
must I not stable? must you not stable? must she not stable? must we not stable? must you not stable? must they not stable?
Forma con V-ing
must I not be stabling? must you not be stabling? must she not be stabling? must we not be stabling? must you not be stabling? must they not be stabling?
Perfecto
must I not have stabled? must you not have stabled? must she not have stabled? must we not have stabled? must you not have stabled? must they not have stabled?
Perfecto con V-ing
must I not have been stabling? must you not have been stabling? must she not have been stabling? must we not have been stabling? must you not have been stabling? must they not have been stabling?