must haft
Verbe régulier : haft - hafted- hafted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must haft
you must haft
he must haft
we must haft
you must haft
they must haft 	I must be hafting
you must be hafting
he must be hafting
we must be hafting
you must be hafting
they must be hafting	I must have hafted
you must have hafted
he must have hafted
we must have hafted
you must have hafted
they must have hafted	I must have been hafting
you must have been hafting
he must have been hafting
we must have been hafting
you must have been hafting
they must have been hafting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't haft
you mustn't haft
he mustn't haft
we mustn't haft
you mustn't haft
they mustn't haft 	I mustn't be hafting
you mustn't be hafting
he mustn't be hafting
we mustn't be hafting
you mustn't be hafting
they mustn't be hafting	I mustn't have hafted
you mustn't have hafted
he mustn't have hafted
we mustn't have hafted
you mustn't have hafted
they mustn't have hafted	I mustn't have been hafting
you mustn't have been hafting
he mustn't have been hafting
we mustn't have been hafting
you mustn't have been hafting
they mustn't have been hafting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I haft?
must you haft?
must he haft?
must we haft?
must you haft?
must they haft? 	must I be hafting?
must you be hafting?
must he be hafting?
must we be hafting?
must you be hafting?
must they be hafting? 	must I have hafted?
must you have hafted?
must he have hafted?
must we have hafted?
must you have hafted?
must they have hafted? 	must I have been hafting?
must you have been hafting?
must he have been hafting?
must we have been hafting?
must you have been hafting?
must they have been hafting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I haft?
mustn't you haft?
mustn't he haft?
mustn't we haft?
mustn't you haft?
mustn't they haft? 	mustn't I be hafting?
mustn't you be hafting?
mustn't he be hafting?
mustn't we be hafting?
mustn't you be hafting?
mustn't they be hafting? 	mustn't I have hafted?
mustn't you have hafted?
mustn't he have hafted?
mustn't we have hafted?
mustn't you have hafted?
mustn't they have hafted? 	mustn't I have been hafting?
mustn't you have been hafting?
mustn't he have been hafting?
mustn't we have been hafting?
mustn't you have been hafting?
mustn't they have been hafting?