I must extract you must extract he must extract we must extract you must extract they must extract
Forma con V-ing
I must be extracting you must be extracting he must be extracting we must be extracting you must be extracting they must be extracting
Perfecto
I must have extracted you must have extracted he must have extracted we must have extracted you must have extracted they must have extracted
Perfecto con V-ing
I must have been extracting you must have been extracting he must have been extracting we must have been extracting you must have been extracting they must have been extracting
Negación
Forma simple
I mustn't extract you mustn't extract he mustn't extract we mustn't extract you mustn't extract they mustn't extract
Forma con V-ing
I mustn't be extracting you mustn't be extracting he mustn't be extracting we mustn't be extracting you mustn't be extracting they mustn't be extracting
Perfecto
I mustn't have extracted you mustn't have extracted he mustn't have extracted we mustn't have extracted you mustn't have extracted they mustn't have extracted
Perfecto con V-ing
I mustn't have been extracting you mustn't have been extracting he mustn't have been extracting we mustn't have been extracting you mustn't have been extracting they mustn't have been extracting
Forma interrogativa
Forma simple
must I extract? must you extract? must he extract? must we extract? must you extract? must they extract?
Forma con V-ing
must I be extracting? must you be extracting? must he be extracting? must we be extracting? must you be extracting? must they be extracting?
Perfecto
must I have extracted? must you have extracted? must he have extracted? must we have extracted? must you have extracted? must they have extracted?
Perfecto con V-ing
must I have been extracting? must you have been extracting? must he have been extracting? must we have been extracting? must you have been extracting? must they have been extracting?
Forma interro-negativa
Forma simple
mustn't I extract? mustn't you extract? mustn't he extract? mustn't we extract? mustn't you extract? mustn't they extract?
Forma con V-ing
mustn't I be extracting? mustn't you be extracting? mustn't he be extracting? mustn't we be extracting? mustn't you be extracting? mustn't they be extracting?
Perfecto
mustn't I have extracted? mustn't you have extracted? mustn't he have extracted? mustn't we have extracted? mustn't you have extracted? mustn't they have extracted?
Perfecto con V-ing
mustn't I have been extracting? mustn't you have been extracting? mustn't he have been extracting? mustn't we have been extracting? mustn't you have been extracting? mustn't they have been extracting?