must regroup
Verbe régulier : regroup - regrouped- regrouped
Traduction française : regrouper - se regrouper 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must regroup
you must regroup
he must regroup
we must regroup
you must regroup
they must regroup 	I must be regrouping
you must be regrouping
he must be regrouping
we must be regrouping
you must be regrouping
they must be regrouping	I must have regrouped
you must have regrouped
he must have regrouped
we must have regrouped
you must have regrouped
they must have regrouped	I must have been regrouping
you must have been regrouping
he must have been regrouping
we must have been regrouping
you must have been regrouping
they must have been regrouping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't regroup
you mustn't regroup
he mustn't regroup
we mustn't regroup
you mustn't regroup
they mustn't regroup 	I mustn't be regrouping
you mustn't be regrouping
he mustn't be regrouping
we mustn't be regrouping
you mustn't be regrouping
they mustn't be regrouping	I mustn't have regrouped
you mustn't have regrouped
he mustn't have regrouped
we mustn't have regrouped
you mustn't have regrouped
they mustn't have regrouped	I mustn't have been regrouping
you mustn't have been regrouping
he mustn't have been regrouping
we mustn't have been regrouping
you mustn't have been regrouping
they mustn't have been regrouping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I regroup?
must you regroup?
must he regroup?
must we regroup?
must you regroup?
must they regroup? 	must I be regrouping?
must you be regrouping?
must he be regrouping?
must we be regrouping?
must you be regrouping?
must they be regrouping? 	must I have regrouped?
must you have regrouped?
must he have regrouped?
must we have regrouped?
must you have regrouped?
must they have regrouped? 	must I have been regrouping?
must you have been regrouping?
must he have been regrouping?
must we have been regrouping?
must you have been regrouping?
must they have been regrouping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I regroup?
mustn't you regroup?
mustn't he regroup?
mustn't we regroup?
mustn't you regroup?
mustn't they regroup? 	mustn't I be regrouping?
mustn't you be regrouping?
mustn't he be regrouping?
mustn't we be regrouping?
mustn't you be regrouping?
mustn't they be regrouping? 	mustn't I have regrouped?
mustn't you have regrouped?
mustn't he have regrouped?
mustn't we have regrouped?
mustn't you have regrouped?
mustn't they have regrouped? 	mustn't I have been regrouping?
mustn't you have been regrouping?
mustn't he have been regrouping?
mustn't we have been regrouping?
mustn't you have been regrouping?
mustn't they have been regrouping?