could slit
Irregular verb: slit - slit- slit

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could slit
you could slit
he could slit
we could slit
you could slit
they could slit 	I could be slitting
you could be slitting
he could be slitting
we could be slitting
you could be slitting
they could be slitting	I could have slit
you could have slit
he could have slit
we could have slit
you could have slit
they could have slit	I could have been slitting
you could have been slitting
he could have been slitting
we could have been slitting
you could have been slitting
they could have been slitting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't slit
you couldn't slit
he couldn't slit
we couldn't slit
you couldn't slit
they couldn't slit 	I couldn't be slitting
you couldn't be slitting
he couldn't be slitting
we couldn't be slitting
you couldn't be slitting
they couldn't be slitting	I couldn't have slit
you couldn't have slit
he couldn't have slit
we couldn't have slit
you couldn't have slit
they couldn't have slit	I couldn't have been slitting
you couldn't have been slitting
he couldn't have been slitting
we couldn't have been slitting
you couldn't have been slitting
they couldn't have been slitting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I slit?
could you slit?
could he slit?
could we slit?
could you slit?
could they slit? 	could I be slitting?
could you be slitting?
could he be slitting?
could we be slitting?
could you be slitting?
could they be slitting? 	could I have slit?
could you have slit?
could he have slit?
could we have slit?
could you have slit?
could they have slit? 	could I have been slitting?
could you have been slitting?
could he have been slitting?
could we have been slitting?
could you have been slitting?
could they have been slitting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I slit?
couldn't you slit?
couldn't he slit?
couldn't we slit?
couldn't you slit?
couldn't they slit? 	couldn't I be slitting?
couldn't you be slitting?
couldn't he be slitting?
couldn't we be slitting?
couldn't you be slitting?
couldn't they be slitting? 	couldn't I have slit?
couldn't you have slit?
couldn't he have slit?
couldn't we have slit?
couldn't you have slit?
couldn't they have slit? 	couldn't I have been slitting?
couldn't you have been slitting?
couldn't he have been slitting?
couldn't we have been slitting?
couldn't you have been slitting?
couldn't they have been slitting?