could spurt
Regular verb: spurt - spurted- spurted

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