English verb conjugation
COULD CAW

Regular verb: caw - cawed - cawed

Affirmation

Simple form	V-ing form
I could caw you could caw he could caw we could caw you could caw they could caw	I could be cawing you could be cawing he could be cawing we could be cawing you could be cawing they could be cawing
Perfect	V-ing perfect
I could have cawed you could have cawed he could have cawed we could have cawed you could have cawed they could have cawed	I could have been cawing you could have been cawing he could have been cawing we could have been cawing you could have been cawing they could have been cawing

Negation

Simple form	V-ing form
I could not caw you could not caw he could not caw we could not caw you could not caw they could not caw	I could not be cawing you could not be cawing he could not be cawing we could not be cawing you could not be cawing they could not be cawing
Perfect	V-ing perfect
I could not have cawed you could not have cawed he could not have cawed we could not have cawed you could not have cawed they could not have cawed	I could not have been cawing you could not have been cawing he could not have been cawing we could not have been cawing you could not have been cawing they could not have been cawing

Interrogative form

Simple form	V-ing form
could I caw? could you caw? could he caw? could we caw? could you caw? could they caw?	could I be cawing? could you be cawing? could he be cawing? could we be cawing? could you be cawing? could they be cawing?
Perfect	V-ing perfect
could I have cawed? could you have cawed? could he have cawed? could we have cawed? could you have cawed? could they have cawed?	could I have been cawing? could you have been cawing? could he have been cawing? could we have been cawing? could you have been cawing? could they have been cawing?

Interro-negative form

Simple form	V-ing form
could I not caw? could you not caw? could he not caw? could we not caw? could you not caw? could they not caw?	could I not be cawing? could you not be cawing? could he not be cawing? could we not be cawing? could you not be cawing? could they not be cawing?
Perfect	V-ing perfect
could I not have cawed? could you not have cawed? could he not have cawed? could we not have cawed? could you not have cawed? could they not have cawed?	could I not have been cawing? could you not have been cawing? could he not have been cawing? could we not have been cawing? could you not have been cawing? could they not have been cawing?