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