must reposition
Regular verb: reposition - repositioned- repositioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must reposition
you must reposition
he must reposition
we must reposition
you must reposition
they must reposition 	I must be repositioning
you must be repositioning
he must be repositioning
we must be repositioning
you must be repositioning
they must be repositioning	I must have repositioned
you must have repositioned
he must have repositioned
we must have repositioned
you must have repositioned
they must have repositioned	I must have been repositioning
you must have been repositioning
he must have been repositioning
we must have been repositioning
you must have been repositioning
they must have been repositioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't reposition
you mustn't reposition
he mustn't reposition
we mustn't reposition
you mustn't reposition
they mustn't reposition 	I mustn't be repositioning
you mustn't be repositioning
he mustn't be repositioning
we mustn't be repositioning
you mustn't be repositioning
they mustn't be repositioning	I mustn't have repositioned
you mustn't have repositioned
he mustn't have repositioned
we mustn't have repositioned
you mustn't have repositioned
they mustn't have repositioned	I mustn't have been repositioning
you mustn't have been repositioning
he mustn't have been repositioning
we mustn't have been repositioning
you mustn't have been repositioning
they mustn't have been repositioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I reposition?
must you reposition?
must he reposition?
must we reposition?
must you reposition?
must they reposition? 	must I be repositioning?
must you be repositioning?
must he be repositioning?
must we be repositioning?
must you be repositioning?
must they be repositioning? 	must I have repositioned?
must you have repositioned?
must he have repositioned?
must we have repositioned?
must you have repositioned?
must they have repositioned? 	must I have been repositioning?
must you have been repositioning?
must he have been repositioning?
must we have been repositioning?
must you have been repositioning?
must they have been repositioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I reposition?
mustn't you reposition?
mustn't he reposition?
mustn't we reposition?
mustn't you reposition?
mustn't they reposition? 	mustn't I be repositioning?
mustn't you be repositioning?
mustn't he be repositioning?
mustn't we be repositioning?
mustn't you be repositioning?
mustn't they be repositioning? 	mustn't I have repositioned?
mustn't you have repositioned?
mustn't he have repositioned?
mustn't we have repositioned?
mustn't you have repositioned?
mustn't they have repositioned? 	mustn't I have been repositioning?
mustn't you have been repositioning?
mustn't he have been repositioning?
mustn't we have been repositioning?
mustn't you have been repositioning?
mustn't they have been repositioning?