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