I must approach you must approach he must approach we must approach you must approach they must approach
Forma con V-ing
I must be approaching you must be approaching he must be approaching we must be approaching you must be approaching they must be approaching
Perfecto
I must have approached you must have approached he must have approached we must have approached you must have approached they must have approached
Perfecto con V-ing
I must have been approaching you must have been approaching he must have been approaching we must have been approaching you must have been approaching they must have been approaching
Negación
Forma simple
I must not approach you must not approach he must not approach we must not approach you must not approach they must not approach
Forma con V-ing
I must not be approaching you must not be approaching he must not be approaching we must not be approaching you must not be approaching they must not be approaching
Perfecto
I must not have approached you must not have approached he must not have approached we must not have approached you must not have approached they must not have approached
Perfecto con V-ing
I must not have been approaching you must not have been approaching he must not have been approaching we must not have been approaching you must not have been approaching they must not have been approaching
Forma interrogativa
Forma simple
must I approach? must you approach? must he approach? must we approach? must you approach? must they approach?
Forma con V-ing
must I be approaching? must you be approaching? must he be approaching? must we be approaching? must you be approaching? must they be approaching?
Perfecto
must I have approached? must you have approached? must he have approached? must we have approached? must you have approached? must they have approached?
Perfecto con V-ing
must I have been approaching? must you have been approaching? must he have been approaching? must we have been approaching? must you have been approaching? must they have been approaching?
Forma interro-negativa
Forma simple
must I not approach? must you not approach? must he not approach? must we not approach? must you not approach? must they not approach?
Forma con V-ing
must I not be approaching? must you not be approaching? must he not be approaching? must we not be approaching? must you not be approaching? must they not be approaching?
Perfecto
must I not have approached? must you not have approached? must he not have approached? must we not have approached? must you not have approached? must they not have approached?
Perfecto con V-ing
must I not have been approaching? must you not have been approaching? must he not have been approaching? must we not have been approaching? must you not have been approaching? must they not have been approaching?