I could pelletize you could pelletize he could pelletize we could pelletize you could pelletize they could pelletize
V-ing form
I could be pelletizing you could be pelletizing he could be pelletizing we could be pelletizing you could be pelletizing they could be pelletizing
Perfect
I could have pelletized you could have pelletized he could have pelletized we could have pelletized you could have pelletized they could have pelletized
V-ing perfect
I could have been pelletizing you could have been pelletizing he could have been pelletizing we could have been pelletizing you could have been pelletizing they could have been pelletizing
Negation
Simple form
I could not pelletize you could not pelletize he could not pelletize we could not pelletize you could not pelletize they could not pelletize
V-ing form
I could not be pelletizing you could not be pelletizing he could not be pelletizing we could not be pelletizing you could not be pelletizing they could not be pelletizing
Perfect
I could not have pelletized you could not have pelletized he could not have pelletized we could not have pelletized you could not have pelletized they could not have pelletized
V-ing perfect
I could not have been pelletizing you could not have been pelletizing he could not have been pelletizing we could not have been pelletizing you could not have been pelletizing they could not have been pelletizing
Interrogative form
Simple form
could I pelletize? could you pelletize? could he pelletize? could we pelletize? could you pelletize? could they pelletize?
V-ing form
could I be pelletizing? could you be pelletizing? could he be pelletizing? could we be pelletizing? could you be pelletizing? could they be pelletizing?
Perfect
could I have pelletized? could you have pelletized? could he have pelletized? could we have pelletized? could you have pelletized? could they have pelletized?
V-ing perfect
could I have been pelletizing? could you have been pelletizing? could he have been pelletizing? could we have been pelletizing? could you have been pelletizing? could they have been pelletizing?
Interro-negative form
Simple form
could I not pelletize? could you not pelletize? could he not pelletize? could we not pelletize? could you not pelletize? could they not pelletize?
V-ing form
could I not be pelletizing? could you not be pelletizing? could he not be pelletizing? could we not be pelletizing? could you not be pelletizing? could they not be pelletizing?
Perfect
could I not have pelletized? could you not have pelletized? could he not have pelletized? could we not have pelletized? could you not have pelletized? could they not have pelletized?
V-ing perfect
could I not have been pelletizing? could you not have been pelletizing? could he not have been pelletizing? could we not have been pelletizing? could you not have been pelletizing? could they not have been pelletizing?