English verb conjugation
MUST SLAT

Regular verb: slat - slatted - slatted

Affirmation

Simple form	V-ing form
I must slat you must slat he must slat we must slat you must slat they must slat	I must be slatting you must be slatting he must be slatting we must be slatting you must be slatting they must be slatting
Perfect	V-ing perfect
I must have slatted you must have slatted he must have slatted we must have slatted you must have slatted they must have slatted	I must have been slatting you must have been slatting he must have been slatting we must have been slatting you must have been slatting they must have been slatting

Negation

Simple form	V-ing form
I mustn't slat you mustn't slat he mustn't slat we mustn't slat you mustn't slat they mustn't slat	I mustn't be slatting you mustn't be slatting he mustn't be slatting we mustn't be slatting you mustn't be slatting they mustn't be slatting
Perfect	V-ing perfect
I mustn't have slatted you mustn't have slatted he mustn't have slatted we mustn't have slatted you mustn't have slatted they mustn't have slatted	I mustn't have been slatting you mustn't have been slatting he mustn't have been slatting we mustn't have been slatting you mustn't have been slatting they mustn't have been slatting

Interrogative form

Simple form	V-ing form
must I slat? must you slat? must he slat? must we slat? must you slat? must they slat?	must I be slatting? must you be slatting? must he be slatting? must we be slatting? must you be slatting? must they be slatting?
Perfect	V-ing perfect
must I have slatted? must you have slatted? must he have slatted? must we have slatted? must you have slatted? must they have slatted?	must I have been slatting? must you have been slatting? must he have been slatting? must we have been slatting? must you have been slatting? must they have been slatting?

Interro-negative form

Simple form	V-ing form
mustn't I slat? mustn't you slat? mustn't he slat? mustn't we slat? mustn't you slat? mustn't they slat?	mustn't I be slatting? mustn't you be slatting? mustn't he be slatting? mustn't we be slatting? mustn't you be slatting? mustn't they be slatting?
Perfect	V-ing perfect
mustn't I have slatted? mustn't you have slatted? mustn't he have slatted? mustn't we have slatted? mustn't you have slatted? mustn't they have slatted?	mustn't I have been slatting? mustn't you have been slatting? mustn't he have been slatting? mustn't we have been slatting? mustn't you have been slatting? mustn't they have been slatting?