English verb conjugation
COULD HAW

Regular verb: haw - hawed - hawed

Affirmation

Simple form	V-ing form
I could haw you could haw he could haw we could haw you could haw they could haw	I could be hawing you could be hawing he could be hawing we could be hawing you could be hawing they could be hawing
Perfect	V-ing perfect
I could have hawed you could have hawed he could have hawed we could have hawed you could have hawed they could have hawed	I could have been hawing you could have been hawing he could have been hawing we could have been hawing you could have been hawing they could have been hawing

Negation

Simple form	V-ing form
I could not haw you could not haw he could not haw we could not haw you could not haw they could not haw	I could not be hawing you could not be hawing he could not be hawing we could not be hawing you could not be hawing they could not be hawing
Perfect	V-ing perfect
I could not have hawed you could not have hawed he could not have hawed we could not have hawed you could not have hawed they could not have hawed	I could not have been hawing you could not have been hawing he could not have been hawing we could not have been hawing you could not have been hawing they could not have been hawing

Interrogative form

Simple form	V-ing form
could I haw? could you haw? could he haw? could we haw? could you haw? could they haw?	could I be hawing? could you be hawing? could he be hawing? could we be hawing? could you be hawing? could they be hawing?
Perfect	V-ing perfect
could I have hawed? could you have hawed? could he have hawed? could we have hawed? could you have hawed? could they have hawed?	could I have been hawing? could you have been hawing? could he have been hawing? could we have been hawing? could you have been hawing? could they have been hawing?

Interro-negative form

Simple form	V-ing form
could I not haw? could you not haw? could he not haw? could we not haw? could you not haw? could they not haw?	could I not be hawing? could you not be hawing? could he not be hawing? could we not be hawing? could you not be hawing? could they not be hawing?
Perfect	V-ing perfect
could I not have hawed? could you not have hawed? could he not have hawed? could we not have hawed? could you not have hawed? could they not have hawed?	could I not have been hawing? could you not have been hawing? could he not have been hawing? could we not have been hawing? could you not have been hawing? could they not have been hawing?