I must preacknowledge you must preacknowledge she must preacknowledge we must preacknowledge you must preacknowledge they must preacknowledge
Forme en V-ing
I must be preacknowledging you must be preacknowledging she must be preacknowledging we must be preacknowledging you must be preacknowledging they must be preacknowledging
Perfect
I must have preacknowledged you must have preacknowledged she must have preacknowledged we must have preacknowledged you must have preacknowledged they must have preacknowledged
Perfect en V-ing
I must have been preacknowledging you must have been preacknowledging she must have been preacknowledging we must have been preacknowledging you must have been preacknowledging they must have been preacknowledging
Négation
Forme simple
I mustn't preacknowledge you mustn't preacknowledge she mustn't preacknowledge we mustn't preacknowledge you mustn't preacknowledge they mustn't preacknowledge
Forme en V-ing
I mustn't be preacknowledging you mustn't be preacknowledging she mustn't be preacknowledging we mustn't be preacknowledging you mustn't be preacknowledging they mustn't be preacknowledging
Perfect
I mustn't have preacknowledged you mustn't have preacknowledged she mustn't have preacknowledged we mustn't have preacknowledged you mustn't have preacknowledged they mustn't have preacknowledged
Perfect en V-ing
I mustn't have been preacknowledging you mustn't have been preacknowledging she mustn't have been preacknowledging we mustn't have been preacknowledging you mustn't have been preacknowledging they mustn't have been preacknowledging
Forme interrogative
Forme simple
must I preacknowledge? must you preacknowledge? must she preacknowledge? must we preacknowledge? must you preacknowledge? must they preacknowledge?
Forme en V-ing
must I be preacknowledging? must you be preacknowledging? must she be preacknowledging? must we be preacknowledging? must you be preacknowledging? must they be preacknowledging?
Perfect
must I have preacknowledged? must you have preacknowledged? must she have preacknowledged? must we have preacknowledged? must you have preacknowledged? must they have preacknowledged?
Perfect en V-ing
must I have been preacknowledging? must you have been preacknowledging? must she have been preacknowledging? must we have been preacknowledging? must you have been preacknowledging? must they have been preacknowledging?
Forme interro-négative
Forme simple
mustn't I preacknowledge? mustn't you preacknowledge? mustn't she preacknowledge? mustn't we preacknowledge? mustn't you preacknowledge? mustn't they preacknowledge?
Forme en V-ing
mustn't I be preacknowledging? mustn't you be preacknowledging? mustn't she be preacknowledging? mustn't we be preacknowledging? mustn't you be preacknowledging? mustn't they be preacknowledging?
Perfect
mustn't I have preacknowledged? mustn't you have preacknowledged? mustn't she have preacknowledged? mustn't we have preacknowledged? mustn't you have preacknowledged? mustn't they have preacknowledged?
Perfect en V-ing
mustn't I have been preacknowledging? mustn't you have been preacknowledging? mustn't she have been preacknowledging? mustn't we have been preacknowledging? mustn't you have been preacknowledging? mustn't they have been preacknowledging?