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