English verb conjugation
MUST ENABLE

Regular verb: enable - enabled - enabled

Affirmation

Simple form	V-ing form
I must enable you must enable she must enable we must enable you must enable they must enable	I must be enabling you must be enabling she must be enabling we must be enabling you must be enabling they must be enabling
Perfect	V-ing perfect
I must have enabled you must have enabled she must have enabled we must have enabled you must have enabled they must have enabled	I must have been enabling you must have been enabling she must have been enabling we must have been enabling you must have been enabling they must have been enabling

Negation

Simple form	V-ing form
I must not enable you must not enable she must not enable we must not enable you must not enable they must not enable	I must not be enabling you must not be enabling she must not be enabling we must not be enabling you must not be enabling they must not be enabling
Perfect	V-ing perfect
I must not have enabled you must not have enabled she must not have enabled we must not have enabled you must not have enabled they must not have enabled	I must not have been enabling you must not have been enabling she must not have been enabling we must not have been enabling you must not have been enabling they must not have been enabling

Interrogative form

Simple form	V-ing form
must I enable? must you enable? must she enable? must we enable? must you enable? must they enable?	must I be enabling? must you be enabling? must she be enabling? must we be enabling? must you be enabling? must they be enabling?
Perfect	V-ing perfect
must I have enabled? must you have enabled? must she have enabled? must we have enabled? must you have enabled? must they have enabled?	must I have been enabling? must you have been enabling? must she have been enabling? must we have been enabling? must you have been enabling? must they have been enabling?

Interro-negative form

Simple form	V-ing form
must I not enable? must you not enable? must she not enable? must we not enable? must you not enable? must they not enable?	must I not be enabling? must you not be enabling? must she not be enabling? must we not be enabling? must you not be enabling? must they not be enabling?
Perfect	V-ing perfect
must I not have enabled? must you not have enabled? must she not have enabled? must we not have enabled? must you not have enabled? must they not have enabled?	must I not have been enabling? must you not have been enabling? must she not have been enabling? must we not have been enabling? must you not have been enabling? must they not have been enabling?