English verb conjugation
COULD PILL

Regular verb: pill - pilled - pilled

Affirmation

Simple form	V-ing form
I could pill you could pill he could pill we could pill you could pill they could pill	I could be pilling you could be pilling he could be pilling we could be pilling you could be pilling they could be pilling
Perfect	V-ing perfect
I could have pilled you could have pilled he could have pilled we could have pilled you could have pilled they could have pilled	I could have been pilling you could have been pilling he could have been pilling we could have been pilling you could have been pilling they could have been pilling

Negation

Simple form	V-ing form
I could not pill you could not pill he could not pill we could not pill you could not pill they could not pill	I could not be pilling you could not be pilling he could not be pilling we could not be pilling you could not be pilling they could not be pilling
Perfect	V-ing perfect
I could not have pilled you could not have pilled he could not have pilled we could not have pilled you could not have pilled they could not have pilled	I could not have been pilling you could not have been pilling he could not have been pilling we could not have been pilling you could not have been pilling they could not have been pilling

Interrogative form

Simple form	V-ing form
could I pill? could you pill? could he pill? could we pill? could you pill? could they pill?	could I be pilling? could you be pilling? could he be pilling? could we be pilling? could you be pilling? could they be pilling?
Perfect	V-ing perfect
could I have pilled? could you have pilled? could he have pilled? could we have pilled? could you have pilled? could they have pilled?	could I have been pilling? could you have been pilling? could he have been pilling? could we have been pilling? could you have been pilling? could they have been pilling?

Interro-negative form

Simple form	V-ing form
could I not pill? could you not pill? could he not pill? could we not pill? could you not pill? could they not pill?	could I not be pilling? could you not be pilling? could he not be pilling? could we not be pilling? could you not be pilling? could they not be pilling?
Perfect	V-ing perfect
could I not have pilled? could you not have pilled? could he not have pilled? could we not have pilled? could you not have pilled? could they not have pilled?	could I not have been pilling? could you not have been pilling? could he not have been pilling? could we not have been pilling? could you not have been pilling? could they not have been pilling?