English verb conjugation
MUST SLAY

Irregular verb: slay - slew - slain

Affirmation

Simple form	V-ing form
I must slay you must slay he must slay we must slay you must slay they must slay	I must be slaying you must be slaying he must be slaying we must be slaying you must be slaying they must be slaying
Perfect	V-ing perfect
I must have slain you must have slain he must have slain we must have slain you must have slain they must have slain	I must have been slaying you must have been slaying he must have been slaying we must have been slaying you must have been slaying they must have been slaying

Negation

Simple form	V-ing form
I mustn't slay you mustn't slay he mustn't slay we mustn't slay you mustn't slay they mustn't slay	I mustn't be slaying you mustn't be slaying he mustn't be slaying we mustn't be slaying you mustn't be slaying they mustn't be slaying
Perfect	V-ing perfect
I mustn't have slain you mustn't have slain he mustn't have slain we mustn't have slain you mustn't have slain they mustn't have slain	I mustn't have been slaying you mustn't have been slaying he mustn't have been slaying we mustn't have been slaying you mustn't have been slaying they mustn't have been slaying

Interrogative form

Simple form	V-ing form
must I slay? must you slay? must he slay? must we slay? must you slay? must they slay?	must I be slaying? must you be slaying? must he be slaying? must we be slaying? must you be slaying? must they be slaying?
Perfect	V-ing perfect
must I have slain? must you have slain? must he have slain? must we have slain? must you have slain? must they have slain?	must I have been slaying? must you have been slaying? must he have been slaying? must we have been slaying? must you have been slaying? must they have been slaying?

Interro-negative form

Simple form	V-ing form
mustn't I slay? mustn't you slay? mustn't he slay? mustn't we slay? mustn't you slay? mustn't they slay?	mustn't I be slaying? mustn't you be slaying? mustn't he be slaying? mustn't we be slaying? mustn't you be slaying? mustn't they be slaying?
Perfect	V-ing perfect
mustn't I have slain? mustn't you have slain? mustn't he have slain? mustn't we have slain? mustn't you have slain? mustn't they have slain?	mustn't I have been slaying? mustn't you have been slaying? mustn't he have been slaying? mustn't we have been slaying? mustn't you have been slaying? mustn't they have been slaying?