must part
Verbe régulier : part - parted- parted
Traduction française : s'ouvrir - ouvrir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must part
you must part
she must part
we must part
you must part
they must part 	I must be parting
you must be parting
she must be parting
we must be parting
you must be parting
they must be parting	I must have parted
you must have parted
she must have parted
we must have parted
you must have parted
they must have parted	I must have been parting
you must have been parting
she must have been parting
we must have been parting
you must have been parting
they must have been parting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not part
you must not part
she must not part
we must not part
you must not part
they must not part 	I must not be parting
you must not be parting
she must not be parting
we must not be parting
you must not be parting
they must not be parting	I must not have parted
you must not have parted
she must not have parted
we must not have parted
you must not have parted
they must not have parted	I must not have been parting
you must not have been parting
she must not have been parting
we must not have been parting
you must not have been parting
they must not have been parting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I part?
must you part?
must she part?
must we part?
must you part?
must they part? 	must I be parting?
must you be parting?
must she be parting?
must we be parting?
must you be parting?
must they be parting? 	must I have parted?
must you have parted?
must she have parted?
must we have parted?
must you have parted?
must they have parted? 	must I have been parting?
must you have been parting?
must she have been parting?
must we have been parting?
must you have been parting?
must they have been parting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not part?
must you not part?
must she not part?
must we not part?
must you not part?
must they not part? 	must I not be parting?
must you not be parting?
must she not be parting?
must we not be parting?
must you not be parting?
must they not be parting? 	must I not have parted?
must you not have parted?
must she not have parted?
must we not have parted?
must you not have parted?
must they not have parted? 	must I not have been parting?
must you not have been parting?
must she not have been parting?
must we not have been parting?
must you not have been parting?
must they not have been parting?