must immerse
Verbe régulier : immerse - immersed- immersed
Traduction française : immerger - baptiser par immersion 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must immerse
you must immerse
she must immerse
we must immerse
you must immerse
they must immerse 	I must be immersing
you must be immersing
she must be immersing
we must be immersing
you must be immersing
they must be immersing	I must have immersed
you must have immersed
she must have immersed
we must have immersed
you must have immersed
they must have immersed	I must have been immersing
you must have been immersing
she must have been immersing
we must have been immersing
you must have been immersing
they must have been immersing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't immerse
you mustn't immerse
she mustn't immerse
we mustn't immerse
you mustn't immerse
they mustn't immerse 	I mustn't be immersing
you mustn't be immersing
she mustn't be immersing
we mustn't be immersing
you mustn't be immersing
they mustn't be immersing	I mustn't have immersed
you mustn't have immersed
she mustn't have immersed
we mustn't have immersed
you mustn't have immersed
they mustn't have immersed	I mustn't have been immersing
you mustn't have been immersing
she mustn't have been immersing
we mustn't have been immersing
you mustn't have been immersing
they mustn't have been immersing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I immerse?
must you immerse?
must she immerse?
must we immerse?
must you immerse?
must they immerse? 	must I be immersing?
must you be immersing?
must she be immersing?
must we be immersing?
must you be immersing?
must they be immersing? 	must I have immersed?
must you have immersed?
must she have immersed?
must we have immersed?
must you have immersed?
must they have immersed? 	must I have been immersing?
must you have been immersing?
must she have been immersing?
must we have been immersing?
must you have been immersing?
must they have been immersing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I immerse?
mustn't you immerse?
mustn't she immerse?
mustn't we immerse?
mustn't you immerse?
mustn't they immerse? 	mustn't I be immersing?
mustn't you be immersing?
mustn't she be immersing?
mustn't we be immersing?
mustn't you be immersing?
mustn't they be immersing? 	mustn't I have immersed?
mustn't you have immersed?
mustn't she have immersed?
mustn't we have immersed?
mustn't you have immersed?
mustn't they have immersed? 	mustn't I have been immersing?
mustn't you have been immersing?
mustn't she have been immersing?
mustn't we have been immersing?
mustn't you have been immersing?
mustn't they have been immersing?