I must standardize you must standardize he must standardize we must standardize you must standardize they must standardize
Forme en V-ing
I must be standardizing you must be standardizing he must be standardizing we must be standardizing you must be standardizing they must be standardizing
Perfect
I must have standardized you must have standardized he must have standardized we must have standardized you must have standardized they must have standardized
Perfect en V-ing
I must have been standardizing you must have been standardizing he must have been standardizing we must have been standardizing you must have been standardizing they must have been standardizing
Négation
Forme simple
I mustn't standardize you mustn't standardize he mustn't standardize we mustn't standardize you mustn't standardize they mustn't standardize
Forme en V-ing
I mustn't be standardizing you mustn't be standardizing he mustn't be standardizing we mustn't be standardizing you mustn't be standardizing they mustn't be standardizing
Perfect
I mustn't have standardized you mustn't have standardized he mustn't have standardized we mustn't have standardized you mustn't have standardized they mustn't have standardized
Perfect en V-ing
I mustn't have been standardizing you mustn't have been standardizing he mustn't have been standardizing we mustn't have been standardizing you mustn't have been standardizing they mustn't have been standardizing
Forme interrogative
Forme simple
must I standardize? must you standardize? must he standardize? must we standardize? must you standardize? must they standardize?
Forme en V-ing
must I be standardizing? must you be standardizing? must he be standardizing? must we be standardizing? must you be standardizing? must they be standardizing?
Perfect
must I have standardized? must you have standardized? must he have standardized? must we have standardized? must you have standardized? must they have standardized?
Perfect en V-ing
must I have been standardizing? must you have been standardizing? must he have been standardizing? must we have been standardizing? must you have been standardizing? must they have been standardizing?
Forme interro-négative
Forme simple
mustn't I standardize? mustn't you standardize? mustn't he standardize? mustn't we standardize? mustn't you standardize? mustn't they standardize?
Forme en V-ing
mustn't I be standardizing? mustn't you be standardizing? mustn't he be standardizing? mustn't we be standardizing? mustn't you be standardizing? mustn't they be standardizing?
Perfect
mustn't I have standardized? mustn't you have standardized? mustn't he have standardized? mustn't we have standardized? mustn't you have standardized? mustn't they have standardized?
Perfect en V-ing
mustn't I have been standardizing? mustn't you have been standardizing? mustn't he have been standardizing? mustn't we have been standardizing? mustn't you have been standardizing? mustn't they have been standardizing?