English verb conjugation
COULD SPAWN

Regular verb: spawn - spawned - spawned

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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