English verb conjugation COULD PHOTOGRAPH

Regular verb: photograph - photographed - photographed

Affirmation

Simple form

I could photograph
you could photograph
he could photograph
we could photograph
you could photograph
they could photograph

V-ing form

I could be photographing
you could be photographing
he could be photographing
we could be photographing
you could be photographing
they could be photographing

Perfect

I could have photographed
you could have photographed
he could have photographed
we could have photographed
you could have photographed
they could have photographed

V-ing perfect

I could have been photographing
you could have been photographing
he could have been photographing
we could have been photographing
you could have been photographing
they could have been photographing

Negation

Simple form

I could not photograph
you could not photograph
he could not photograph
we could not photograph
you could not photograph
they could not photograph

V-ing form

I could not be photographing
you could not be photographing
he could not be photographing
we could not be photographing
you could not be photographing
they could not be photographing

Perfect

I could not have photographed
you could not have photographed
he could not have photographed
we could not have photographed
you could not have photographed
they could not have photographed

V-ing perfect

I could not have been photographing
you could not have been photographing
he could not have been photographing
we could not have been photographing
you could not have been photographing
they could not have been photographing

Interrogative form

Simple form

could I photograph?
could you photograph?
could he photograph?
could we photograph?
could you photograph?
could they photograph?

V-ing form

could I be photographing?
could you be photographing?
could he be photographing?
could we be photographing?
could you be photographing?
could they be photographing?

Perfect

could I have photographed?
could you have photographed?
could he have photographed?
could we have photographed?
could you have photographed?
could they have photographed?

V-ing perfect

could I have been photographing?
could you have been photographing?
could he have been photographing?
could we have been photographing?
could you have been photographing?
could they have been photographing?

Interro-negative form

Simple form

could I not photograph?
could you not photograph?
could he not photograph?
could we not photograph?
could you not photograph?
could they not photograph?

V-ing form

could I not be photographing?
could you not be photographing?
could he not be photographing?
could we not be photographing?
could you not be photographing?
could they not be photographing?

Perfect

could I not have photographed?
could you not have photographed?
could he not have photographed?
could we not have photographed?
could you not have photographed?
could they not have photographed?

V-ing perfect

could I not have been photographing?
could you not have been photographing?
could he not have been photographing?
could we not have been photographing?
could you not have been photographing?
could they not have been photographing?

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