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