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