English verb conjugation
COULD SPURT

Regular verb: spurt - spurted - spurted

Affirmation

Simple form	V-ing form
I could spurt you could spurt he could spurt we could spurt you could spurt they could spurt	I could be spurting you could be spurting he could be spurting we could be spurting you could be spurting they could be spurting
Perfect	V-ing perfect
I could have spurted you could have spurted he could have spurted we could have spurted you could have spurted they could have spurted	I could have been spurting you could have been spurting he could have been spurting we could have been spurting you could have been spurting they could have been spurting

Negation

Simple form	V-ing form
I couldn't spurt you couldn't spurt he couldn't spurt we couldn't spurt you couldn't spurt they couldn't spurt	I couldn't be spurting you couldn't be spurting he couldn't be spurting we couldn't be spurting you couldn't be spurting they couldn't be spurting
Perfect	V-ing perfect
I couldn't have spurted you couldn't have spurted he couldn't have spurted we couldn't have spurted you couldn't have spurted they couldn't have spurted	I couldn't have been spurting you couldn't have been spurting he couldn't have been spurting we couldn't have been spurting you couldn't have been spurting they couldn't have been spurting

Interrogative form

Simple form	V-ing form
could I spurt? could you spurt? could he spurt? could we spurt? could you spurt? could they spurt?	could I be spurting? could you be spurting? could he be spurting? could we be spurting? could you be spurting? could they be spurting?
Perfect	V-ing perfect
could I have spurted? could you have spurted? could he have spurted? could we have spurted? could you have spurted? could they have spurted?	could I have been spurting? could you have been spurting? could he have been spurting? could we have been spurting? could you have been spurting? could they have been spurting?

Interro-negative form

Simple form	V-ing form
couldn't I spurt? couldn't you spurt? couldn't he spurt? couldn't we spurt? couldn't you spurt? couldn't they spurt?	couldn't I be spurting? couldn't you be spurting? couldn't he be spurting? couldn't we be spurting? couldn't you be spurting? couldn't they be spurting?
Perfect	V-ing perfect
couldn't I have spurted? couldn't you have spurted? couldn't he have spurted? couldn't we have spurted? couldn't you have spurted? couldn't they have spurted?	couldn't I have been spurting? couldn't you have been spurting? couldn't he have been spurting? couldn't we have been spurting? couldn't you have been spurting? couldn't they have been spurting?