English verb conjugation
COULD PHOTOSTAT

Regular verb: photostat - photostatted - photostatted

Affirmation

Simple form	V-ing form
I could photostat you could photostat he could photostat we could photostat you could photostat they could photostat	I could be photostatting you could be photostatting he could be photostatting we could be photostatting you could be photostatting they could be photostatting
Perfect	V-ing perfect
I could have photostatted you could have photostatted he could have photostatted we could have photostatted you could have photostatted they could have photostatted	I could have been photostatting you could have been photostatting he could have been photostatting we could have been photostatting you could have been photostatting they could have been photostatting

Negation

Simple form	V-ing form
I couldn't photostat you couldn't photostat he couldn't photostat we couldn't photostat you couldn't photostat they couldn't photostat	I couldn't be photostatting you couldn't be photostatting he couldn't be photostatting we couldn't be photostatting you couldn't be photostatting they couldn't be photostatting
Perfect	V-ing perfect
I couldn't have photostatted you couldn't have photostatted he couldn't have photostatted we couldn't have photostatted you couldn't have photostatted they couldn't have photostatted	I couldn't have been photostatting you couldn't have been photostatting he couldn't have been photostatting we couldn't have been photostatting you couldn't have been photostatting they couldn't have been photostatting

Interrogative form

Simple form	V-ing form
could I photostat? could you photostat? could he photostat? could we photostat? could you photostat? could they photostat?	could I be photostatting? could you be photostatting? could he be photostatting? could we be photostatting? could you be photostatting? could they be photostatting?
Perfect	V-ing perfect
could I have photostatted? could you have photostatted? could he have photostatted? could we have photostatted? could you have photostatted? could they have photostatted?	could I have been photostatting? could you have been photostatting? could he have been photostatting? could we have been photostatting? could you have been photostatting? could they have been photostatting?

Interro-negative form

Simple form	V-ing form
couldn't I photostat? couldn't you photostat? couldn't he photostat? couldn't we photostat? couldn't you photostat? couldn't they photostat?	couldn't I be photostatting? couldn't you be photostatting? couldn't he be photostatting? couldn't we be photostatting? couldn't you be photostatting? couldn't they be photostatting?
Perfect	V-ing perfect
couldn't I have photostatted? couldn't you have photostatted? couldn't he have photostatted? couldn't we have photostatted? couldn't you have photostatted? couldn't they have photostatted?	couldn't I have been photostatting? couldn't you have been photostatting? couldn't he have been photostatting? couldn't we have been photostatting? couldn't you have been photostatting? couldn't they have been photostatting?