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