must action
Verbe régulier : action - actioned- actioned
Traduction française : mettre en action ou en pratique - mettre à exécution 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must action
you must action
she must action
we must action
you must action
they must action 	I must be actioning
you must be actioning
she must be actioning
we must be actioning
you must be actioning
they must be actioning	I must have actioned
you must have actioned
she must have actioned
we must have actioned
you must have actioned
they must have actioned	I must have been actioning
you must have been actioning
she must have been actioning
we must have been actioning
you must have been actioning
they must have been actioning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't action
you mustn't action
she mustn't action
we mustn't action
you mustn't action
they mustn't action 	I mustn't be actioning
you mustn't be actioning
she mustn't be actioning
we mustn't be actioning
you mustn't be actioning
they mustn't be actioning	I mustn't have actioned
you mustn't have actioned
she mustn't have actioned
we mustn't have actioned
you mustn't have actioned
they mustn't have actioned	I mustn't have been actioning
you mustn't have been actioning
she mustn't have been actioning
we mustn't have been actioning
you mustn't have been actioning
they mustn't have been actioning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I action?
must you action?
must she action?
must we action?
must you action?
must they action? 	must I be actioning?
must you be actioning?
must she be actioning?
must we be actioning?
must you be actioning?
must they be actioning? 	must I have actioned?
must you have actioned?
must she have actioned?
must we have actioned?
must you have actioned?
must they have actioned? 	must I have been actioning?
must you have been actioning?
must she have been actioning?
must we have been actioning?
must you have been actioning?
must they have been actioning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I action?
mustn't you action?
mustn't she action?
mustn't we action?
mustn't you action?
mustn't they action? 	mustn't I be actioning?
mustn't you be actioning?
mustn't she be actioning?
mustn't we be actioning?
mustn't you be actioning?
mustn't they be actioning? 	mustn't I have actioned?
mustn't you have actioned?
mustn't she have actioned?
mustn't we have actioned?
mustn't you have actioned?
mustn't they have actioned? 	mustn't I have been actioning?
mustn't you have been actioning?
mustn't she have been actioning?
mustn't we have been actioning?
mustn't you have been actioning?
mustn't they have been actioning?