could photograph
Verbo regular: photograph - photographed- photographed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could photograph
you could photograph
she could photograph
we could photograph
you could photograph
they could photograph 	I could be photographing
you could be photographing
she could be photographing
we could be photographing
you could be photographing
they could be photographing	I could have photographed
you could have photographed
she could have photographed
we could have photographed
you could have photographed
they could have photographed	I could have been photographing
you could have been photographing
she could have been photographing
we could have been photographing
you could have been photographing
they could have been photographing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't photograph
you couldn't photograph
she couldn't photograph
we couldn't photograph
you couldn't photograph
they couldn't photograph 	I couldn't be photographing
you couldn't be photographing
she couldn't be photographing
we couldn't be photographing
you couldn't be photographing
they couldn't be photographing	I couldn't have photographed
you couldn't have photographed
she couldn't have photographed
we couldn't have photographed
you couldn't have photographed
they couldn't have photographed	I couldn't have been photographing
you couldn't have been photographing
she couldn't have been photographing
we couldn't have been photographing
you couldn't have been photographing
they couldn't have been photographing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I photograph?
could you photograph?
could she photograph?
could we photograph?
could you photograph?
could they photograph? 	could I be photographing?
could you be photographing?
could she be photographing?
could we be photographing?
could you be photographing?
could they be photographing? 	could I have photographed?
could you have photographed?
could she have photographed?
could we have photographed?
could you have photographed?
could they have photographed? 	could I have been photographing?
could you have been photographing?
could she have been photographing?
could we have been photographing?
could you have been photographing?
could they have been photographing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I photograph?
couldn't you photograph?
couldn't she photograph?
couldn't we photograph?
couldn't you photograph?
couldn't they photograph? 	couldn't I be photographing?
couldn't you be photographing?
couldn't she be photographing?
couldn't we be photographing?
couldn't you be photographing?
couldn't they be photographing? 	couldn't I have photographed?
couldn't you have photographed?
couldn't she have photographed?
couldn't we have photographed?
couldn't you have photographed?
couldn't they have photographed? 	couldn't I have been photographing?
couldn't you have been photographing?
couldn't she have been photographing?
couldn't we have been photographing?
couldn't you have been photographing?
couldn't they have been photographing?