must captain
Verbe régulier : captain - captained- captained
Traduction française : diriger - commander 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must captain
you must captain
she must captain
we must captain
you must captain
they must captain 	I must be captaining
you must be captaining
she must be captaining
we must be captaining
you must be captaining
they must be captaining	I must have captained
you must have captained
she must have captained
we must have captained
you must have captained
they must have captained	I must have been captaining
you must have been captaining
she must have been captaining
we must have been captaining
you must have been captaining
they must have been captaining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't captain
you mustn't captain
she mustn't captain
we mustn't captain
you mustn't captain
they mustn't captain 	I mustn't be captaining
you mustn't be captaining
she mustn't be captaining
we mustn't be captaining
you mustn't be captaining
they mustn't be captaining	I mustn't have captained
you mustn't have captained
she mustn't have captained
we mustn't have captained
you mustn't have captained
they mustn't have captained	I mustn't have been captaining
you mustn't have been captaining
she mustn't have been captaining
we mustn't have been captaining
you mustn't have been captaining
they mustn't have been captaining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I captain?
must you captain?
must she captain?
must we captain?
must you captain?
must they captain? 	must I be captaining?
must you be captaining?
must she be captaining?
must we be captaining?
must you be captaining?
must they be captaining? 	must I have captained?
must you have captained?
must she have captained?
must we have captained?
must you have captained?
must they have captained? 	must I have been captaining?
must you have been captaining?
must she have been captaining?
must we have been captaining?
must you have been captaining?
must they have been captaining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I captain?
mustn't you captain?
mustn't she captain?
mustn't we captain?
mustn't you captain?
mustn't they captain? 	mustn't I be captaining?
mustn't you be captaining?
mustn't she be captaining?
mustn't we be captaining?
mustn't you be captaining?
mustn't they be captaining? 	mustn't I have captained?
mustn't you have captained?
mustn't she have captained?
mustn't we have captained?
mustn't you have captained?
mustn't they have captained? 	mustn't I have been captaining?
mustn't you have been captaining?
mustn't she have been captaining?
mustn't we have been captaining?
mustn't you have been captaining?
mustn't they have been captaining?