English verb conjugation
MUST DICKER

Regular verb: dicker - dickered - dickered

Affirmation

Simple form	V-ing form
I must dicker you must dicker she must dicker we must dicker you must dicker they must dicker	I must be dickering you must be dickering she must be dickering we must be dickering you must be dickering they must be dickering
Perfect	V-ing perfect
I must have dickered you must have dickered she must have dickered we must have dickered you must have dickered they must have dickered	I must have been dickering you must have been dickering she must have been dickering we must have been dickering you must have been dickering they must have been dickering

Negation

Simple form	V-ing form
I must not dicker you must not dicker she must not dicker we must not dicker you must not dicker they must not dicker	I must not be dickering you must not be dickering she must not be dickering we must not be dickering you must not be dickering they must not be dickering
Perfect	V-ing perfect
I must not have dickered you must not have dickered she must not have dickered we must not have dickered you must not have dickered they must not have dickered	I must not have been dickering you must not have been dickering she must not have been dickering we must not have been dickering you must not have been dickering they must not have been dickering

Interrogative form

Simple form	V-ing form
must I dicker? must you dicker? must she dicker? must we dicker? must you dicker? must they dicker?	must I be dickering? must you be dickering? must she be dickering? must we be dickering? must you be dickering? must they be dickering?
Perfect	V-ing perfect
must I have dickered? must you have dickered? must she have dickered? must we have dickered? must you have dickered? must they have dickered?	must I have been dickering? must you have been dickering? must she have been dickering? must we have been dickering? must you have been dickering? must they have been dickering?

Interro-negative form

Simple form	V-ing form
must I not dicker? must you not dicker? must she not dicker? must we not dicker? must you not dicker? must they not dicker?	must I not be dickering? must you not be dickering? must she not be dickering? must we not be dickering? must you not be dickering? must they not be dickering?
Perfect	V-ing perfect
must I not have dickered? must you not have dickered? must she not have dickered? must we not have dickered? must you not have dickered? must they not have dickered?	must I not have been dickering? must you not have been dickering? must she not have been dickering? must we not have been dickering? must you not have been dickering? must they not have been dickering?