must subtotal
Verbe régulier : subtotal - subtotaled- subtotaled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must subtotal
you must subtotal
she must subtotal
we must subtotal
you must subtotal
they must subtotal 	I must be subtotaling
you must be subtotaling
she must be subtotaling
we must be subtotaling
you must be subtotaling
they must be subtotaling	I must have subtotaled
you must have subtotaled
she must have subtotaled
we must have subtotaled
you must have subtotaled
they must have subtotaled	I must have been subtotaling
you must have been subtotaling
she must have been subtotaling
we must have been subtotaling
you must have been subtotaling
they must have been subtotaling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't subtotal
you mustn't subtotal
she mustn't subtotal
we mustn't subtotal
you mustn't subtotal
they mustn't subtotal 	I mustn't be subtotaling
you mustn't be subtotaling
she mustn't be subtotaling
we mustn't be subtotaling
you mustn't be subtotaling
they mustn't be subtotaling	I mustn't have subtotaled
you mustn't have subtotaled
she mustn't have subtotaled
we mustn't have subtotaled
you mustn't have subtotaled
they mustn't have subtotaled	I mustn't have been subtotaling
you mustn't have been subtotaling
she mustn't have been subtotaling
we mustn't have been subtotaling
you mustn't have been subtotaling
they mustn't have been subtotaling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I subtotal?
must you subtotal?
must she subtotal?
must we subtotal?
must you subtotal?
must they subtotal? 	must I be subtotaling?
must you be subtotaling?
must she be subtotaling?
must we be subtotaling?
must you be subtotaling?
must they be subtotaling? 	must I have subtotaled?
must you have subtotaled?
must she have subtotaled?
must we have subtotaled?
must you have subtotaled?
must they have subtotaled? 	must I have been subtotaling?
must you have been subtotaling?
must she have been subtotaling?
must we have been subtotaling?
must you have been subtotaling?
must they have been subtotaling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I subtotal?
mustn't you subtotal?
mustn't she subtotal?
mustn't we subtotal?
mustn't you subtotal?
mustn't they subtotal? 	mustn't I be subtotaling?
mustn't you be subtotaling?
mustn't she be subtotaling?
mustn't we be subtotaling?
mustn't you be subtotaling?
mustn't they be subtotaling? 	mustn't I have subtotaled?
mustn't you have subtotaled?
mustn't she have subtotaled?
mustn't we have subtotaled?
mustn't you have subtotaled?
mustn't they have subtotaled? 	mustn't I have been subtotaling?
mustn't you have been subtotaling?
mustn't she have been subtotaling?
mustn't we have been subtotaling?
mustn't you have been subtotaling?
mustn't they have been subtotaling?