I must maneuver you must maneuver he must maneuver we must maneuver you must maneuver they must maneuver
V-ing form
I must be maneuvering you must be maneuvering he must be maneuvering we must be maneuvering you must be maneuvering they must be maneuvering
Perfect
I must have maneuvered you must have maneuvered he must have maneuvered we must have maneuvered you must have maneuvered they must have maneuvered
V-ing perfect
I must have been maneuvering you must have been maneuvering he must have been maneuvering we must have been maneuvering you must have been maneuvering they must have been maneuvering
Negation
Simple form
I mustn't maneuver you mustn't maneuver he mustn't maneuver we mustn't maneuver you mustn't maneuver they mustn't maneuver
V-ing form
I mustn't be maneuvering you mustn't be maneuvering he mustn't be maneuvering we mustn't be maneuvering you mustn't be maneuvering they mustn't be maneuvering
Perfect
I mustn't have maneuvered you mustn't have maneuvered he mustn't have maneuvered we mustn't have maneuvered you mustn't have maneuvered they mustn't have maneuvered
V-ing perfect
I mustn't have been maneuvering you mustn't have been maneuvering he mustn't have been maneuvering we mustn't have been maneuvering you mustn't have been maneuvering they mustn't have been maneuvering
Interrogative form
Simple form
must I maneuver? must you maneuver? must he maneuver? must we maneuver? must you maneuver? must they maneuver?
V-ing form
must I be maneuvering? must you be maneuvering? must he be maneuvering? must we be maneuvering? must you be maneuvering? must they be maneuvering?
Perfect
must I have maneuvered? must you have maneuvered? must he have maneuvered? must we have maneuvered? must you have maneuvered? must they have maneuvered?
V-ing perfect
must I have been maneuvering? must you have been maneuvering? must he have been maneuvering? must we have been maneuvering? must you have been maneuvering? must they have been maneuvering?
Interro-negative form
Simple form
mustn't I maneuver? mustn't you maneuver? mustn't he maneuver? mustn't we maneuver? mustn't you maneuver? mustn't they maneuver?
V-ing form
mustn't I be maneuvering? mustn't you be maneuvering? mustn't he be maneuvering? mustn't we be maneuvering? mustn't you be maneuvering? mustn't they be maneuvering?
Perfect
mustn't I have maneuvered? mustn't you have maneuvered? mustn't he have maneuvered? mustn't we have maneuvered? mustn't you have maneuvered? mustn't they have maneuvered?
V-ing perfect
mustn't I have been maneuvering? mustn't you have been maneuvering? mustn't he have been maneuvering? mustn't we have been maneuvering? mustn't you have been maneuvering? mustn't they have been maneuvering?