must photograph
Verbo regular: photograph - photographed- photographed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must photograph
you must photograph
he must photograph
we must photograph
you must photograph
they must photograph 	I must be photographing
you must be photographing
he must be photographing
we must be photographing
you must be photographing
they must be photographing	I must have photographed
you must have photographed
he must have photographed
we must have photographed
you must have photographed
they must have photographed	I must have been photographing
you must have been photographing
he must have been photographing
we must have been photographing
you must have been photographing
they must have been photographing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't photograph
you mustn't photograph
he mustn't photograph
we mustn't photograph
you mustn't photograph
they mustn't photograph 	I mustn't be photographing
you mustn't be photographing
he mustn't be photographing
we mustn't be photographing
you mustn't be photographing
they mustn't be photographing	I mustn't have photographed
you mustn't have photographed
he mustn't have photographed
we mustn't have photographed
you mustn't have photographed
they mustn't have photographed	I mustn't have been photographing
you mustn't have been photographing
he mustn't have been photographing
we mustn't have been photographing
you mustn't have been photographing
they mustn't have been photographing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I photograph?
must you photograph?
must he photograph?
must we photograph?
must you photograph?
must they photograph? 	must I be photographing?
must you be photographing?
must he be photographing?
must we be photographing?
must you be photographing?
must they be photographing? 	must I have photographed?
must you have photographed?
must he have photographed?
must we have photographed?
must you have photographed?
must they have photographed? 	must I have been photographing?
must you have been photographing?
must he have been photographing?
must we have been photographing?
must you have been photographing?
must they have been photographing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I photograph?
mustn't you photograph?
mustn't he photograph?
mustn't we photograph?
mustn't you photograph?
mustn't they photograph? 	mustn't I be photographing?
mustn't you be photographing?
mustn't he be photographing?
mustn't we be photographing?
mustn't you be photographing?
mustn't they be photographing? 	mustn't I have photographed?
mustn't you have photographed?
mustn't he have photographed?
mustn't we have photographed?
mustn't you have photographed?
mustn't they have photographed? 	mustn't I have been photographing?
mustn't you have been photographing?
mustn't he have been photographing?
mustn't we have been photographing?
mustn't you have been photographing?
mustn't they have been photographing?