English verb conjugation
MUST GAD

Regular verb: gad - gadded - gadded

Affirmation

Simple form	V-ing form
I must gad you must gad he must gad we must gad you must gad they must gad	I must be gadding you must be gadding he must be gadding we must be gadding you must be gadding they must be gadding
Perfect	V-ing perfect
I must have gadded you must have gadded he must have gadded we must have gadded you must have gadded they must have gadded	I must have been gadding you must have been gadding he must have been gadding we must have been gadding you must have been gadding they must have been gadding

Negation

Simple form	V-ing form
I mustn't gad you mustn't gad he mustn't gad we mustn't gad you mustn't gad they mustn't gad	I mustn't be gadding you mustn't be gadding he mustn't be gadding we mustn't be gadding you mustn't be gadding they mustn't be gadding
Perfect	V-ing perfect
I mustn't have gadded you mustn't have gadded he mustn't have gadded we mustn't have gadded you mustn't have gadded they mustn't have gadded	I mustn't have been gadding you mustn't have been gadding he mustn't have been gadding we mustn't have been gadding you mustn't have been gadding they mustn't have been gadding

Interrogative form

Simple form	V-ing form
must I gad? must you gad? must he gad? must we gad? must you gad? must they gad?	must I be gadding? must you be gadding? must he be gadding? must we be gadding? must you be gadding? must they be gadding?
Perfect	V-ing perfect
must I have gadded? must you have gadded? must he have gadded? must we have gadded? must you have gadded? must they have gadded?	must I have been gadding? must you have been gadding? must he have been gadding? must we have been gadding? must you have been gadding? must they have been gadding?

Interro-negative form

Simple form	V-ing form
mustn't I gad? mustn't you gad? mustn't he gad? mustn't we gad? mustn't you gad? mustn't they gad?	mustn't I be gadding? mustn't you be gadding? mustn't he be gadding? mustn't we be gadding? mustn't you be gadding? mustn't they be gadding?
Perfect	V-ing perfect
mustn't I have gadded? mustn't you have gadded? mustn't he have gadded? mustn't we have gadded? mustn't you have gadded? mustn't they have gadded?	mustn't I have been gadding? mustn't you have been gadding? mustn't he have been gadding? mustn't we have been gadding? mustn't you have been gadding? mustn't they have been gadding?