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 couldn't maneuver you couldn't maneuver he couldn't maneuver we couldn't maneuver you couldn't maneuver they couldn't maneuver	I couldn't be maneuvering you couldn't be maneuvering he couldn't be maneuvering we couldn't be maneuvering you couldn't be maneuvering they couldn't be maneuvering
Perfect	V-ing perfect
I couldn't have maneuvered you couldn't have maneuvered he couldn't have maneuvered we couldn't have maneuvered you couldn't have maneuvered they couldn't have maneuvered	I couldn't have been maneuvering you couldn't have been maneuvering he couldn't have been maneuvering we couldn't have been maneuvering you couldn't have been maneuvering they couldn't 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
couldn't I maneuver? couldn't you maneuver? couldn't he maneuver? couldn't we maneuver? couldn't you maneuver? couldn't they maneuver?	couldn't I be maneuvering? couldn't you be maneuvering? couldn't he be maneuvering? couldn't we be maneuvering? couldn't you be maneuvering? couldn't they be maneuvering?
Perfect	V-ing perfect
couldn't I have maneuvered? couldn't you have maneuvered? couldn't he have maneuvered? couldn't we have maneuvered? couldn't you have maneuvered? couldn't they have maneuvered?	couldn't I have been maneuvering? couldn't you have been maneuvering? couldn't he have been maneuvering? couldn't we have been maneuvering? couldn't you have been maneuvering? couldn't they have been maneuvering?