English verb conjugation
COULD MANEUVER

Regular verb: maneuver - maneuvered - maneuvered

Affirmation

Simple form	V-ing form
I could maneuver you could maneuver he could maneuver we could maneuver you could maneuver they could maneuver	I could be maneuvering you could be maneuvering he could be maneuvering we could be maneuvering you could be maneuvering they could be maneuvering
Perfect	V-ing perfect
I could have maneuvered you could have maneuvered he could have maneuvered we could have maneuvered you could have maneuvered they could have maneuvered	I could have been maneuvering you could have been maneuvering he could have been maneuvering we could have been maneuvering you could have been maneuvering they could have been maneuvering

Negation

Simple form	V-ing form
I could not maneuver you could not maneuver he could not maneuver we could not maneuver you could not maneuver they could not maneuver	I could not be maneuvering you could not be maneuvering he could not be maneuvering we could not be maneuvering you could not be maneuvering they could not be maneuvering
Perfect	V-ing perfect
I could not have maneuvered you could not have maneuvered he could not have maneuvered we could not have maneuvered you could not have maneuvered they could not have maneuvered	I could not have been maneuvering you could not have been maneuvering he could not have been maneuvering we could not have been maneuvering you could not have been maneuvering they could not have been maneuvering

Interrogative form

Simple form	V-ing form
could I maneuver? could you maneuver? could he maneuver? could we maneuver? could you maneuver? could they maneuver?	could I be maneuvering? could you be maneuvering? could he be maneuvering? could we be maneuvering? could you be maneuvering? could they be maneuvering?
Perfect	V-ing perfect
could I have maneuvered? could you have maneuvered? could he have maneuvered? could we have maneuvered? could you have maneuvered? could they have maneuvered?	could I have been maneuvering? could you have been maneuvering? could he have been maneuvering? could we have been maneuvering? could you have been maneuvering? could they have been maneuvering?

Interro-negative form

Simple form	V-ing form
could I not maneuver? could you not maneuver? could he not maneuver? could we not maneuver? could you not maneuver? could they not maneuver?	could I not be maneuvering? could you not be maneuvering? could he not be maneuvering? could we not be maneuvering? could you not be maneuvering? could they not be maneuvering?
Perfect	V-ing perfect
could I not have maneuvered? could you not have maneuvered? could he not have maneuvered? could we not have maneuvered? could you not have maneuvered? could they not have maneuvered?	could I not have been maneuvering? could you not have been maneuvering? could he not have been maneuvering? could we not have been maneuvering? could you not have been maneuvering? could they not have been maneuvering?