must separate
Verbe régulier : separate - separated- separated
Traduction française : séparer - se quitter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must separate
you must separate
he must separate
we must separate
you must separate
they must separate 	I must be separating
you must be separating
he must be separating
we must be separating
you must be separating
they must be separating	I must have separated
you must have separated
he must have separated
we must have separated
you must have separated
they must have separated	I must have been separating
you must have been separating
he must have been separating
we must have been separating
you must have been separating
they must have been separating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't separate
you mustn't separate
he mustn't separate
we mustn't separate
you mustn't separate
they mustn't separate 	I mustn't be separating
you mustn't be separating
he mustn't be separating
we mustn't be separating
you mustn't be separating
they mustn't be separating	I mustn't have separated
you mustn't have separated
he mustn't have separated
we mustn't have separated
you mustn't have separated
they mustn't have separated	I mustn't have been separating
you mustn't have been separating
he mustn't have been separating
we mustn't have been separating
you mustn't have been separating
they mustn't have been separating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I separate?
must you separate?
must he separate?
must we separate?
must you separate?
must they separate? 	must I be separating?
must you be separating?
must he be separating?
must we be separating?
must you be separating?
must they be separating? 	must I have separated?
must you have separated?
must he have separated?
must we have separated?
must you have separated?
must they have separated? 	must I have been separating?
must you have been separating?
must he have been separating?
must we have been separating?
must you have been separating?
must they have been separating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I separate?
mustn't you separate?
mustn't he separate?
mustn't we separate?
mustn't you separate?
mustn't they separate? 	mustn't I be separating?
mustn't you be separating?
mustn't he be separating?
mustn't we be separating?
mustn't you be separating?
mustn't they be separating? 	mustn't I have separated?
mustn't you have separated?
mustn't he have separated?
mustn't we have separated?
mustn't you have separated?
mustn't they have separated? 	mustn't I have been separating?
mustn't you have been separating?
mustn't he have been separating?
mustn't we have been separating?
mustn't you have been separating?
mustn't they have been separating?