English verb conjugation
MUST SPAWN

Regular verb: spawn - spawned - spawned

Affirmation

Simple form	V-ing form
I must spawn you must spawn he must spawn we must spawn you must spawn they must spawn	I must be spawning you must be spawning he must be spawning we must be spawning you must be spawning they must be spawning
Perfect	V-ing perfect
I must have spawned you must have spawned he must have spawned we must have spawned you must have spawned they must have spawned	I must have been spawning you must have been spawning he must have been spawning we must have been spawning you must have been spawning they must have been spawning

Negation

Simple form	V-ing form
I mustn't spawn you mustn't spawn he mustn't spawn we mustn't spawn you mustn't spawn they mustn't spawn	I mustn't be spawning you mustn't be spawning he mustn't be spawning we mustn't be spawning you mustn't be spawning they mustn't be spawning
Perfect	V-ing perfect
I mustn't have spawned you mustn't have spawned he mustn't have spawned we mustn't have spawned you mustn't have spawned they mustn't have spawned	I mustn't have been spawning you mustn't have been spawning he mustn't have been spawning we mustn't have been spawning you mustn't have been spawning they mustn't have been spawning

Interrogative form

Simple form	V-ing form
must I spawn? must you spawn? must he spawn? must we spawn? must you spawn? must they spawn?	must I be spawning? must you be spawning? must he be spawning? must we be spawning? must you be spawning? must they be spawning?
Perfect	V-ing perfect
must I have spawned? must you have spawned? must he have spawned? must we have spawned? must you have spawned? must they have spawned?	must I have been spawning? must you have been spawning? must he have been spawning? must we have been spawning? must you have been spawning? must they have been spawning?

Interro-negative form

Simple form	V-ing form
mustn't I spawn? mustn't you spawn? mustn't he spawn? mustn't we spawn? mustn't you spawn? mustn't they spawn?	mustn't I be spawning? mustn't you be spawning? mustn't he be spawning? mustn't we be spawning? mustn't you be spawning? mustn't they be spawning?
Perfect	V-ing perfect
mustn't I have spawned? mustn't you have spawned? mustn't he have spawned? mustn't we have spawned? mustn't you have spawned? mustn't they have spawned?	mustn't I have been spawning? mustn't you have been spawning? mustn't he have been spawning? mustn't we have been spawning? mustn't you have been spawning? mustn't they have been spawning?