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