English verb conjugation
COULD HEAP

Regular verb: heap - heaped - heaped

Affirmation

Simple form	V-ing form
I could heap you could heap he could heap we could heap you could heap they could heap	I could be heaping you could be heaping he could be heaping we could be heaping you could be heaping they could be heaping
Perfect	V-ing perfect
I could have heaped you could have heaped he could have heaped we could have heaped you could have heaped they could have heaped	I could have been heaping you could have been heaping he could have been heaping we could have been heaping you could have been heaping they could have been heaping

Negation

Simple form	V-ing form
I could not heap you could not heap he could not heap we could not heap you could not heap they could not heap	I could not be heaping you could not be heaping he could not be heaping we could not be heaping you could not be heaping they could not be heaping
Perfect	V-ing perfect
I could not have heaped you could not have heaped he could not have heaped we could not have heaped you could not have heaped they could not have heaped	I could not have been heaping you could not have been heaping he could not have been heaping we could not have been heaping you could not have been heaping they could not have been heaping

Interrogative form

Simple form	V-ing form
could I heap? could you heap? could he heap? could we heap? could you heap? could they heap?	could I be heaping? could you be heaping? could he be heaping? could we be heaping? could you be heaping? could they be heaping?
Perfect	V-ing perfect
could I have heaped? could you have heaped? could he have heaped? could we have heaped? could you have heaped? could they have heaped?	could I have been heaping? could you have been heaping? could he have been heaping? could we have been heaping? could you have been heaping? could they have been heaping?

Interro-negative form

Simple form	V-ing form
could I not heap? could you not heap? could he not heap? could we not heap? could you not heap? could they not heap?	could I not be heaping? could you not be heaping? could he not be heaping? could we not be heaping? could you not be heaping? could they not be heaping?
Perfect	V-ing perfect
could I not have heaped? could you not have heaped? could he not have heaped? could we not have heaped? could you not have heaped? could they not have heaped?	could I not have been heaping? could you not have been heaping? could he not have been heaping? could we not have been heaping? could you not have been heaping? could they not have been heaping?