I must attack you must attack he must attack we must attack you must attack they must attack
Forma con V-ing
I must be attacking you must be attacking he must be attacking we must be attacking you must be attacking they must be attacking
Perfecto
I must have attacked you must have attacked he must have attacked we must have attacked you must have attacked they must have attacked
Perfecto con V-ing
I must have been attacking you must have been attacking he must have been attacking we must have been attacking you must have been attacking they must have been attacking
Negación
Forma simple
I must not attack you must not attack he must not attack we must not attack you must not attack they must not attack
Forma con V-ing
I must not be attacking you must not be attacking he must not be attacking we must not be attacking you must not be attacking they must not be attacking
Perfecto
I must not have attacked you must not have attacked he must not have attacked we must not have attacked you must not have attacked they must not have attacked
Perfecto con V-ing
I must not have been attacking you must not have been attacking he must not have been attacking we must not have been attacking you must not have been attacking they must not have been attacking
Forma interrogativa
Forma simple
must I attack? must you attack? must he attack? must we attack? must you attack? must they attack?
Forma con V-ing
must I be attacking? must you be attacking? must he be attacking? must we be attacking? must you be attacking? must they be attacking?
Perfecto
must I have attacked? must you have attacked? must he have attacked? must we have attacked? must you have attacked? must they have attacked?
Perfecto con V-ing
must I have been attacking? must you have been attacking? must he have been attacking? must we have been attacking? must you have been attacking? must they have been attacking?
Forma interro-negativa
Forma simple
must I not attack? must you not attack? must he not attack? must we not attack? must you not attack? must they not attack?
Forma con V-ing
must I not be attacking? must you not be attacking? must he not be attacking? must we not be attacking? must you not be attacking? must they not be attacking?
Perfecto
must I not have attacked? must you not have attacked? must he not have attacked? must we not have attacked? must you not have attacked? must they not have attacked?
Perfecto con V-ing
must I not have been attacking? must you not have been attacking? must he not have been attacking? must we not have been attacking? must you not have been attacking? must they not have been attacking?