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