English verb conjugation
MUST HEEL

Regular verb: heel - heeled - heeled

Affirmation

Simple form	V-ing form
I must heel you must heel he must heel we must heel you must heel they must heel	I must be heeling you must be heeling he must be heeling we must be heeling you must be heeling they must be heeling
Perfect	V-ing perfect
I must have heeled you must have heeled he must have heeled we must have heeled you must have heeled they must have heeled	I must have been heeling you must have been heeling he must have been heeling we must have been heeling you must have been heeling they must have been heeling

Negation

Simple form	V-ing form
I must not heel you must not heel he must not heel we must not heel you must not heel they must not heel	I must not be heeling you must not be heeling he must not be heeling we must not be heeling you must not be heeling they must not be heeling
Perfect	V-ing perfect
I must not have heeled you must not have heeled he must not have heeled we must not have heeled you must not have heeled they must not have heeled	I must not have been heeling you must not have been heeling he must not have been heeling we must not have been heeling you must not have been heeling they must not have been heeling

Interrogative form

Simple form	V-ing form
must I heel? must you heel? must he heel? must we heel? must you heel? must they heel?	must I be heeling? must you be heeling? must he be heeling? must we be heeling? must you be heeling? must they be heeling?
Perfect	V-ing perfect
must I have heeled? must you have heeled? must he have heeled? must we have heeled? must you have heeled? must they have heeled?	must I have been heeling? must you have been heeling? must he have been heeling? must we have been heeling? must you have been heeling? must they have been heeling?

Interro-negative form

Simple form	V-ing form
must I not heel? must you not heel? must he not heel? must we not heel? must you not heel? must they not heel?	must I not be heeling? must you not be heeling? must he not be heeling? must we not be heeling? must you not be heeling? must they not be heeling?
Perfect	V-ing perfect
must I not have heeled? must you not have heeled? must he not have heeled? must we not have heeled? must you not have heeled? must they not have heeled?	must I not have been heeling? must you not have been heeling? must he not have been heeling? must we not have been heeling? must you not have been heeling? must they not have been heeling?