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 must not slat
you must not slat
he must not slat
we must not slat
you must not slat
they must not slat 	I must not be slatting
you must not be slatting
he must not be slatting
we must not be slatting
you must not be slatting
they must not be slatting	I must not have slatted
you must not have slatted
he must not have slatted
we must not have slatted
you must not have slatted
they must not have slatted	I must not have been slatting
you must not have been slatting
he must not have been slatting
we must not have been slatting
you must not have been slatting
they must not 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 	
must I not slat?
must you not slat?
must he not slat?
must we not slat?
must you not slat?
must they not slat? 	must I not be slatting?
must you not be slatting?
must he not be slatting?
must we not be slatting?
must you not be slatting?
must they not be slatting? 	must I not have slatted?
must you not have slatted?
must he not have slatted?
must we not have slatted?
must you not have slatted?
must they not have slatted? 	must I not have been slatting?
must you not have been slatting?
must he not have been slatting?
must we not have been slatting?
must you not have been slatting?
must they not have been slatting?