English verb conjugation
COULD PILLOW

Regular verb: pillow - pillowed - pillowed

Affirmation

Simple form	V-ing form
I could pillow you could pillow he could pillow we could pillow you could pillow they could pillow	I could be pillowing you could be pillowing he could be pillowing we could be pillowing you could be pillowing they could be pillowing
Perfect	V-ing perfect
I could have pillowed you could have pillowed he could have pillowed we could have pillowed you could have pillowed they could have pillowed	I could have been pillowing you could have been pillowing he could have been pillowing we could have been pillowing you could have been pillowing they could have been pillowing

Negation

Simple form	V-ing form
I could not pillow you could not pillow he could not pillow we could not pillow you could not pillow they could not pillow	I could not be pillowing you could not be pillowing he could not be pillowing we could not be pillowing you could not be pillowing they could not be pillowing
Perfect	V-ing perfect
I could not have pillowed you could not have pillowed he could not have pillowed we could not have pillowed you could not have pillowed they could not have pillowed	I could not have been pillowing you could not have been pillowing he could not have been pillowing we could not have been pillowing you could not have been pillowing they could not have been pillowing

Interrogative form

Simple form	V-ing form
could I pillow? could you pillow? could he pillow? could we pillow? could you pillow? could they pillow?	could I be pillowing? could you be pillowing? could he be pillowing? could we be pillowing? could you be pillowing? could they be pillowing?
Perfect	V-ing perfect
could I have pillowed? could you have pillowed? could he have pillowed? could we have pillowed? could you have pillowed? could they have pillowed?	could I have been pillowing? could you have been pillowing? could he have been pillowing? could we have been pillowing? could you have been pillowing? could they have been pillowing?

Interro-negative form

Simple form	V-ing form
could I not pillow? could you not pillow? could he not pillow? could we not pillow? could you not pillow? could they not pillow?	could I not be pillowing? could you not be pillowing? could he not be pillowing? could we not be pillowing? could you not be pillowing? could they not be pillowing?
Perfect	V-ing perfect
could I not have pillowed? could you not have pillowed? could he not have pillowed? could we not have pillowed? could you not have pillowed? could they not have pillowed?	could I not have been pillowing? could you not have been pillowing? could he not have been pillowing? could we not have been pillowing? could you not have been pillowing? could they not have been pillowing?