English verb conjugation
COULD METABOLIZE

Regular verb: metabolize - metabolized - metabolized

Affirmation

Simple form	V-ing form
I could metabolize you could metabolize he could metabolize we could metabolize you could metabolize they could metabolize	I could be metabolizing you could be metabolizing he could be metabolizing we could be metabolizing you could be metabolizing they could be metabolizing
Perfect	V-ing perfect
I could have metabolized you could have metabolized he could have metabolized we could have metabolized you could have metabolized they could have metabolized	I could have been metabolizing you could have been metabolizing he could have been metabolizing we could have been metabolizing you could have been metabolizing they could have been metabolizing

Negation

Simple form	V-ing form
I could not metabolize you could not metabolize he could not metabolize we could not metabolize you could not metabolize they could not metabolize	I could not be metabolizing you could not be metabolizing he could not be metabolizing we could not be metabolizing you could not be metabolizing they could not be metabolizing
Perfect	V-ing perfect
I could not have metabolized you could not have metabolized he could not have metabolized we could not have metabolized you could not have metabolized they could not have metabolized	I could not have been metabolizing you could not have been metabolizing he could not have been metabolizing we could not have been metabolizing you could not have been metabolizing they could not have been metabolizing

Interrogative form

Simple form	V-ing form
could I metabolize? could you metabolize? could he metabolize? could we metabolize? could you metabolize? could they metabolize?	could I be metabolizing? could you be metabolizing? could he be metabolizing? could we be metabolizing? could you be metabolizing? could they be metabolizing?
Perfect	V-ing perfect
could I have metabolized? could you have metabolized? could he have metabolized? could we have metabolized? could you have metabolized? could they have metabolized?	could I have been metabolizing? could you have been metabolizing? could he have been metabolizing? could we have been metabolizing? could you have been metabolizing? could they have been metabolizing?

Interro-negative form

Simple form	V-ing form
could I not metabolize? could you not metabolize? could he not metabolize? could we not metabolize? could you not metabolize? could they not metabolize?	could I not be metabolizing? could you not be metabolizing? could he not be metabolizing? could we not be metabolizing? could you not be metabolizing? could they not be metabolizing?
Perfect	V-ing perfect
could I not have metabolized? could you not have metabolized? could he not have metabolized? could we not have metabolized? could you not have metabolized? could they not have metabolized?	could I not have been metabolizing? could you not have been metabolizing? could he not have been metabolizing? could we not have been metabolizing? could you not have been metabolizing? could they not have been metabolizing?