English verb conjugation
COULD PHOTOCOPY

Regular verb: photocopy - photocopied - photocopied

Affirmation

Simple form	V-ing form
I could photocopy you could photocopy he could photocopy we could photocopy you could photocopy they could photocopy	I could be photocopying you could be photocopying he could be photocopying we could be photocopying you could be photocopying they could be photocopying
Perfect	V-ing perfect
I could have photocopied you could have photocopied he could have photocopied we could have photocopied you could have photocopied they could have photocopied	I could have been photocopying you could have been photocopying he could have been photocopying we could have been photocopying you could have been photocopying they could have been photocopying

Negation

Simple form	V-ing form
I couldn't photocopy you couldn't photocopy he couldn't photocopy we couldn't photocopy you couldn't photocopy they couldn't photocopy	I couldn't be photocopying you couldn't be photocopying he couldn't be photocopying we couldn't be photocopying you couldn't be photocopying they couldn't be photocopying
Perfect	V-ing perfect
I couldn't have photocopied you couldn't have photocopied he couldn't have photocopied we couldn't have photocopied you couldn't have photocopied they couldn't have photocopied	I couldn't have been photocopying you couldn't have been photocopying he couldn't have been photocopying we couldn't have been photocopying you couldn't have been photocopying they couldn't have been photocopying

Interrogative form

Simple form	V-ing form
could I photocopy? could you photocopy? could he photocopy? could we photocopy? could you photocopy? could they photocopy?	could I be photocopying? could you be photocopying? could he be photocopying? could we be photocopying? could you be photocopying? could they be photocopying?
Perfect	V-ing perfect
could I have photocopied? could you have photocopied? could he have photocopied? could we have photocopied? could you have photocopied? could they have photocopied?	could I have been photocopying? could you have been photocopying? could he have been photocopying? could we have been photocopying? could you have been photocopying? could they have been photocopying?

Interro-negative form

Simple form	V-ing form
couldn't I photocopy? couldn't you photocopy? couldn't he photocopy? couldn't we photocopy? couldn't you photocopy? couldn't they photocopy?	couldn't I be photocopying? couldn't you be photocopying? couldn't he be photocopying? couldn't we be photocopying? couldn't you be photocopying? couldn't they be photocopying?
Perfect	V-ing perfect
couldn't I have photocopied? couldn't you have photocopied? couldn't he have photocopied? couldn't we have photocopied? couldn't you have photocopied? couldn't they have photocopied?	couldn't I have been photocopying? couldn't you have been photocopying? couldn't he have been photocopying? couldn't we have been photocopying? couldn't you have been photocopying? couldn't they have been photocopying?