English verb conjugation
COULD CHAMFER

Regular verb: chamfer - chamfered - chamfered

Affirmation

Simple form	V-ing form
I could chamfer you could chamfer she could chamfer we could chamfer you could chamfer they could chamfer	I could be chamfering you could be chamfering she could be chamfering we could be chamfering you could be chamfering they could be chamfering
Perfect	V-ing perfect
I could have chamfered you could have chamfered she could have chamfered we could have chamfered you could have chamfered they could have chamfered	I could have been chamfering you could have been chamfering she could have been chamfering we could have been chamfering you could have been chamfering they could have been chamfering

Negation

Simple form	V-ing form
I couldn't chamfer you couldn't chamfer she couldn't chamfer we couldn't chamfer you couldn't chamfer they couldn't chamfer	I couldn't be chamfering you couldn't be chamfering she couldn't be chamfering we couldn't be chamfering you couldn't be chamfering they couldn't be chamfering
Perfect	V-ing perfect
I couldn't have chamfered you couldn't have chamfered she couldn't have chamfered we couldn't have chamfered you couldn't have chamfered they couldn't have chamfered	I couldn't have been chamfering you couldn't have been chamfering she couldn't have been chamfering we couldn't have been chamfering you couldn't have been chamfering they couldn't have been chamfering

Interrogative form

Simple form	V-ing form
could I chamfer? could you chamfer? could she chamfer? could we chamfer? could you chamfer? could they chamfer?	could I be chamfering? could you be chamfering? could she be chamfering? could we be chamfering? could you be chamfering? could they be chamfering?
Perfect	V-ing perfect
could I have chamfered? could you have chamfered? could she have chamfered? could we have chamfered? could you have chamfered? could they have chamfered?	could I have been chamfering? could you have been chamfering? could she have been chamfering? could we have been chamfering? could you have been chamfering? could they have been chamfering?

Interro-negative form

Simple form	V-ing form
couldn't I chamfer? couldn't you chamfer? couldn't she chamfer? couldn't we chamfer? couldn't you chamfer? couldn't they chamfer?	couldn't I be chamfering? couldn't you be chamfering? couldn't she be chamfering? couldn't we be chamfering? couldn't you be chamfering? couldn't they be chamfering?
Perfect	V-ing perfect
couldn't I have chamfered? couldn't you have chamfered? couldn't she have chamfered? couldn't we have chamfered? couldn't you have chamfered? couldn't they have chamfered?	couldn't I have been chamfering? couldn't you have been chamfering? couldn't she have been chamfering? couldn't we have been chamfering? couldn't you have been chamfering? couldn't they have been chamfering?