English verb conjugation
MUST LATHE

Regular verb: lathe - lathed - lathed

Affirmation

Simple form	V-ing form
I must lathe you must lathe he must lathe we must lathe you must lathe they must lathe	I must be lathing you must be lathing he must be lathing we must be lathing you must be lathing they must be lathing
Perfect	V-ing perfect
I must have lathed you must have lathed he must have lathed we must have lathed you must have lathed they must have lathed	I must have been lathing you must have been lathing he must have been lathing we must have been lathing you must have been lathing they must have been lathing

Negation

Simple form	V-ing form
I mustn't lathe you mustn't lathe he mustn't lathe we mustn't lathe you mustn't lathe they mustn't lathe	I mustn't be lathing you mustn't be lathing he mustn't be lathing we mustn't be lathing you mustn't be lathing they mustn't be lathing
Perfect	V-ing perfect
I mustn't have lathed you mustn't have lathed he mustn't have lathed we mustn't have lathed you mustn't have lathed they mustn't have lathed	I mustn't have been lathing you mustn't have been lathing he mustn't have been lathing we mustn't have been lathing you mustn't have been lathing they mustn't have been lathing

Interrogative form

Simple form	V-ing form
must I lathe? must you lathe? must he lathe? must we lathe? must you lathe? must they lathe?	must I be lathing? must you be lathing? must he be lathing? must we be lathing? must you be lathing? must they be lathing?
Perfect	V-ing perfect
must I have lathed? must you have lathed? must he have lathed? must we have lathed? must you have lathed? must they have lathed?	must I have been lathing? must you have been lathing? must he have been lathing? must we have been lathing? must you have been lathing? must they have been lathing?

Interro-negative form

Simple form	V-ing form
mustn't I lathe? mustn't you lathe? mustn't he lathe? mustn't we lathe? mustn't you lathe? mustn't they lathe?	mustn't I be lathing? mustn't you be lathing? mustn't he be lathing? mustn't we be lathing? mustn't you be lathing? mustn't they be lathing?
Perfect	V-ing perfect
mustn't I have lathed? mustn't you have lathed? mustn't he have lathed? mustn't we have lathed? mustn't you have lathed? mustn't they have lathed?	mustn't I have been lathing? mustn't you have been lathing? mustn't he have been lathing? mustn't we have been lathing? mustn't you have been lathing? mustn't they have been lathing?