English verb conjugation
COULD EMBROIDER

Regular verb: embroider - embroidered - embroidered

Affirmation

Simple form	V-ing form
I could embroider you could embroider he could embroider we could embroider you could embroider they could embroider	I could be embroidering you could be embroidering he could be embroidering we could be embroidering you could be embroidering they could be embroidering
Perfect	V-ing perfect
I could have embroidered you could have embroidered he could have embroidered we could have embroidered you could have embroidered they could have embroidered	I could have been embroidering you could have been embroidering he could have been embroidering we could have been embroidering you could have been embroidering they could have been embroidering

Negation

Simple form	V-ing form
I could not embroider you could not embroider he could not embroider we could not embroider you could not embroider they could not embroider	I could not be embroidering you could not be embroidering he could not be embroidering we could not be embroidering you could not be embroidering they could not be embroidering
Perfect	V-ing perfect
I could not have embroidered you could not have embroidered he could not have embroidered we could not have embroidered you could not have embroidered they could not have embroidered	I could not have been embroidering you could not have been embroidering he could not have been embroidering we could not have been embroidering you could not have been embroidering they could not have been embroidering

Interrogative form

Simple form	V-ing form
could I embroider? could you embroider? could he embroider? could we embroider? could you embroider? could they embroider?	could I be embroidering? could you be embroidering? could he be embroidering? could we be embroidering? could you be embroidering? could they be embroidering?
Perfect	V-ing perfect
could I have embroidered? could you have embroidered? could he have embroidered? could we have embroidered? could you have embroidered? could they have embroidered?	could I have been embroidering? could you have been embroidering? could he have been embroidering? could we have been embroidering? could you have been embroidering? could they have been embroidering?

Interro-negative form

Simple form	V-ing form
could I not embroider? could you not embroider? could he not embroider? could we not embroider? could you not embroider? could they not embroider?	could I not be embroidering? could you not be embroidering? could he not be embroidering? could we not be embroidering? could you not be embroidering? could they not be embroidering?
Perfect	V-ing perfect
could I not have embroidered? could you not have embroidered? could he not have embroidered? could we not have embroidered? could you not have embroidered? could they not have embroidered?	could I not have been embroidering? could you not have been embroidering? could he not have been embroidering? could we not have been embroidering? could you not have been embroidering? could they not have been embroidering?