I must swear you must swear she must swear we must swear you must swear they must swear
Forma com V-ing
I must be swearing you must be swearing she must be swearing we must be swearing you must be swearing they must be swearing
Perfeito
I must have sworn you must have sworn she must have sworn we must have sworn you must have sworn they must have sworn
Perfeito com V-ing
I must have been swearing you must have been swearing she must have been swearing we must have been swearing you must have been swearing they must have been swearing
Negação
Forma simple
I must not swear you must not swear she must not swear we must not swear you must not swear they must not swear
Forma com V-ing
I must not be swearing you must not be swearing she must not be swearing we must not be swearing you must not be swearing they must not be swearing
Perfeito
I must not have sworn you must not have sworn she must not have sworn we must not have sworn you must not have sworn they must not have sworn
Perfeito com V-ing
I must not have been swearing you must not have been swearing she must not have been swearing we must not have been swearing you must not have been swearing they must not have been swearing
Forma interrogativa
Forma simple
must I swear? must you swear? must she swear? must we swear? must you swear? must they swear?
Forma com V-ing
must I be swearing? must you be swearing? must she be swearing? must we be swearing? must you be swearing? must they be swearing?
Perfeito
must I have sworn? must you have sworn? must she have sworn? must we have sworn? must you have sworn? must they have sworn?
Perfeito com V-ing
must I have been swearing? must you have been swearing? must she have been swearing? must we have been swearing? must you have been swearing? must they have been swearing?
Forma interro-Negação
Forma simple
must I not swear? must you not swear? must she not swear? must we not swear? must you not swear? must they not swear?
Forma com V-ing
must I not be swearing? must you not be swearing? must she not be swearing? must we not be swearing? must you not be swearing? must they not be swearing?
Perfeito
must I not have sworn? must you not have sworn? must she not have sworn? must we not have sworn? must you not have sworn? must they not have sworn?
Perfeito com V-ing
must I not have been swearing? must you not have been swearing? must she not have been swearing? must we not have been swearing? must you not have been swearing? must they not have been swearing?