must show
Verbo irregular: show - showed- shown

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must show
you must show
he must show
we must show
you must show
they must show 	I must be showing
you must be showing
he must be showing
we must be showing
you must be showing
they must be showing	I must have shown
you must have shown
he must have shown
we must have shown
you must have shown
they must have shown	I must have been showing
you must have been showing
he must have been showing
we must have been showing
you must have been showing
they must have been showing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't show
you mustn't show
he mustn't show
we mustn't show
you mustn't show
they mustn't show 	I mustn't be showing
you mustn't be showing
he mustn't be showing
we mustn't be showing
you mustn't be showing
they mustn't be showing	I mustn't have shown
you mustn't have shown
he mustn't have shown
we mustn't have shown
you mustn't have shown
they mustn't have shown	I mustn't have been showing
you mustn't have been showing
he mustn't have been showing
we mustn't have been showing
you mustn't have been showing
they mustn't have been showing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I show?
must you show?
must he show?
must we show?
must you show?
must they show? 	must I be showing?
must you be showing?
must he be showing?
must we be showing?
must you be showing?
must they be showing? 	must I have shown?
must you have shown?
must he have shown?
must we have shown?
must you have shown?
must they have shown? 	must I have been showing?
must you have been showing?
must he have been showing?
must we have been showing?
must you have been showing?
must they have been showing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I show?
mustn't you show?
mustn't he show?
mustn't we show?
mustn't you show?
mustn't they show? 	mustn't I be showing?
mustn't you be showing?
mustn't he be showing?
mustn't we be showing?
mustn't you be showing?
mustn't they be showing? 	mustn't I have shown?
mustn't you have shown?
mustn't he have shown?
mustn't we have shown?
mustn't you have shown?
mustn't they have shown? 	mustn't I have been showing?
mustn't you have been showing?
mustn't he have been showing?
mustn't we have been showing?
mustn't you have been showing?
mustn't they have been showing?