must subtotal
Verbo regular: subtotal - subtotaled- subtotaled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must subtotal
you must subtotal
he must subtotal
we must subtotal
you must subtotal
they must subtotal 	I must be subtotaling
you must be subtotaling
he must be subtotaling
we must be subtotaling
you must be subtotaling
they must be subtotaling	I must have subtotaled
you must have subtotaled
he 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
he must have been subtotaling
we must have been subtotaling
you must have been subtotaling
they must have been subtotaling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't subtotal
you mustn't subtotal
he 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
he 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
he 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
he mustn't have been subtotaling
we mustn't have been subtotaling
you mustn't have been subtotaling
they mustn't have been subtotaling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I subtotal?
must you subtotal?
must he subtotal?
must we subtotal?
must you subtotal?
must they subtotal? 	must I be subtotaling?
must you be subtotaling?
must he be subtotaling?
must we be subtotaling?
must you be subtotaling?
must they be subtotaling? 	must I have subtotaled?
must you have subtotaled?
must he 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 he have been subtotaling?
must we have been subtotaling?
must you have been subtotaling?
must they have been subtotaling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I subtotal?
mustn't you subtotal?
mustn't he 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 he 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 he 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 he have been subtotaling?
mustn't we have been subtotaling?
mustn't you have been subtotaling?
mustn't they have been subtotaling?