English verb conjugation
COULD OPTIMIZE

Regular verb: optimize - optimized - optimized

Affirmation

Simple form	V-ing form
I could optimize you could optimize he could optimize we could optimize you could optimize they could optimize	I could be optimizing you could be optimizing he could be optimizing we could be optimizing you could be optimizing they could be optimizing
Perfect	V-ing perfect
I could have optimized you could have optimized he could have optimized we could have optimized you could have optimized they could have optimized	I could have been optimizing you could have been optimizing he could have been optimizing we could have been optimizing you could have been optimizing they could have been optimizing

Negation

Simple form	V-ing form
I could not optimize you could not optimize he could not optimize we could not optimize you could not optimize they could not optimize	I could not be optimizing you could not be optimizing he could not be optimizing we could not be optimizing you could not be optimizing they could not be optimizing
Perfect	V-ing perfect
I could not have optimized you could not have optimized he could not have optimized we could not have optimized you could not have optimized they could not have optimized	I could not have been optimizing you could not have been optimizing he could not have been optimizing we could not have been optimizing you could not have been optimizing they could not have been optimizing

Interrogative form

Simple form	V-ing form
could I optimize? could you optimize? could he optimize? could we optimize? could you optimize? could they optimize?	could I be optimizing? could you be optimizing? could he be optimizing? could we be optimizing? could you be optimizing? could they be optimizing?
Perfect	V-ing perfect
could I have optimized? could you have optimized? could he have optimized? could we have optimized? could you have optimized? could they have optimized?	could I have been optimizing? could you have been optimizing? could he have been optimizing? could we have been optimizing? could you have been optimizing? could they have been optimizing?

Interro-negative form

Simple form	V-ing form
could I not optimize? could you not optimize? could he not optimize? could we not optimize? could you not optimize? could they not optimize?	could I not be optimizing? could you not be optimizing? could he not be optimizing? could we not be optimizing? could you not be optimizing? could they not be optimizing?
Perfect	V-ing perfect
could I not have optimized? could you not have optimized? could he not have optimized? could we not have optimized? could you not have optimized? could they not have optimized?	could I not have been optimizing? could you not have been optimizing? could he not have been optimizing? could we not have been optimizing? could you not have been optimizing? could they not have been optimizing?