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 mustn't heel you mustn't heel he mustn't heel we mustn't heel you mustn't heel they mustn't heel	I mustn't be heeling you mustn't be heeling he mustn't be heeling we mustn't be heeling you mustn't be heeling they mustn't be heeling
Perfect	V-ing perfect
I mustn't have heeled you mustn't have heeled he mustn't have heeled we mustn't have heeled you mustn't have heeled they mustn't have heeled	I mustn't have been heeling you mustn't have been heeling he mustn't have been heeling we mustn't have been heeling you mustn't have been heeling they mustn't 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
mustn't I heel? mustn't you heel? mustn't he heel? mustn't we heel? mustn't you heel? mustn't they heel?	mustn't I be heeling? mustn't you be heeling? mustn't he be heeling? mustn't we be heeling? mustn't you be heeling? mustn't they be heeling?
Perfect	V-ing perfect
mustn't I have heeled? mustn't you have heeled? mustn't he have heeled? mustn't we have heeled? mustn't you have heeled? mustn't they have heeled?	mustn't I have been heeling? mustn't you have been heeling? mustn't he have been heeling? mustn't we have been heeling? mustn't you have been heeling? mustn't they have been heeling?