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