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 mustn't approach you mustn't approach he mustn't approach we mustn't approach you mustn't approach they mustn't approach
Forma con V-ing
I mustn't be approaching you mustn't be approaching he mustn't be approaching we mustn't be approaching you mustn't be approaching they mustn't be approaching
Perfecto
I mustn't have approached you mustn't have approached he mustn't have approached we mustn't have approached you mustn't have approached they mustn't have approached
Perfecto con V-ing
I mustn't have been approaching you mustn't have been approaching he mustn't have been approaching we mustn't have been approaching you mustn't have been approaching they mustn't 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
mustn't I approach? mustn't you approach? mustn't he approach? mustn't we approach? mustn't you approach? mustn't they approach?
Forma con V-ing
mustn't I be approaching? mustn't you be approaching? mustn't he be approaching? mustn't we be approaching? mustn't you be approaching? mustn't they be approaching?
Perfecto
mustn't I have approached? mustn't you have approached? mustn't he have approached? mustn't we have approached? mustn't you have approached? mustn't they have approached?
Perfecto con V-ing
mustn't I have been approaching? mustn't you have been approaching? mustn't he have been approaching? mustn't we have been approaching? mustn't you have been approaching? mustn't they have been approaching?