must slat
Verbe régulier : slat - slatted- slatted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must slat
you must slat
he must slat
we must slat
you must slat
they must slat 	I must be slatting
you must be slatting
he must be slatting
we must be slatting
you must be slatting
they must be slatting	I must have slatted
you must have slatted
he must have slatted
we must have slatted
you must have slatted
they must have slatted	I must have been slatting
you must have been slatting
he must have been slatting
we must have been slatting
you must have been slatting
they must have been slatting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't slat
you mustn't slat
he mustn't slat
we mustn't slat
you mustn't slat
they mustn't slat 	I mustn't be slatting
you mustn't be slatting
he mustn't be slatting
we mustn't be slatting
you mustn't be slatting
they mustn't be slatting	I mustn't have slatted
you mustn't have slatted
he mustn't have slatted
we mustn't have slatted
you mustn't have slatted
they mustn't have slatted	I mustn't have been slatting
you mustn't have been slatting
he mustn't have been slatting
we mustn't have been slatting
you mustn't have been slatting
they mustn't have been slatting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I slat?
must you slat?
must he slat?
must we slat?
must you slat?
must they slat? 	must I be slatting?
must you be slatting?
must he be slatting?
must we be slatting?
must you be slatting?
must they be slatting? 	must I have slatted?
must you have slatted?
must he have slatted?
must we have slatted?
must you have slatted?
must they have slatted? 	must I have been slatting?
must you have been slatting?
must he have been slatting?
must we have been slatting?
must you have been slatting?
must they have been slatting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I slat?
mustn't you slat?
mustn't he slat?
mustn't we slat?
mustn't you slat?
mustn't they slat? 	mustn't I be slatting?
mustn't you be slatting?
mustn't he be slatting?
mustn't we be slatting?
mustn't you be slatting?
mustn't they be slatting? 	mustn't I have slatted?
mustn't you have slatted?
mustn't he have slatted?
mustn't we have slatted?
mustn't you have slatted?
mustn't they have slatted? 	mustn't I have been slatting?
mustn't you have been slatting?
mustn't he have been slatting?
mustn't we have been slatting?
mustn't you have been slatting?
mustn't they have been slatting?