I could minimize you could minimize she could minimize we could minimize you could minimize they could minimize
V-ing form
I could be minimizing you could be minimizing she could be minimizing we could be minimizing you could be minimizing they could be minimizing
Perfect
I could have minimized you could have minimized she could have minimized we could have minimized you could have minimized they could have minimized
V-ing perfect
I could have been minimizing you could have been minimizing she could have been minimizing we could have been minimizing you could have been minimizing they could have been minimizing
Negation
Simple form
I could not minimize you could not minimize she could not minimize we could not minimize you could not minimize they could not minimize
V-ing form
I could not be minimizing you could not be minimizing she could not be minimizing we could not be minimizing you could not be minimizing they could not be minimizing
Perfect
I could not have minimized you could not have minimized she could not have minimized we could not have minimized you could not have minimized they could not have minimized
V-ing perfect
I could not have been minimizing you could not have been minimizing she could not have been minimizing we could not have been minimizing you could not have been minimizing they could not have been minimizing
Interrogative form
Simple form
could I minimize? could you minimize? could she minimize? could we minimize? could you minimize? could they minimize?
V-ing form
could I be minimizing? could you be minimizing? could she be minimizing? could we be minimizing? could you be minimizing? could they be minimizing?
Perfect
could I have minimized? could you have minimized? could she have minimized? could we have minimized? could you have minimized? could they have minimized?
V-ing perfect
could I have been minimizing? could you have been minimizing? could she have been minimizing? could we have been minimizing? could you have been minimizing? could they have been minimizing?
Interro-negative form
Simple form
could I not minimize? could you not minimize? could she not minimize? could we not minimize? could you not minimize? could they not minimize?
V-ing form
could I not be minimizing? could you not be minimizing? could she not be minimizing? could we not be minimizing? could you not be minimizing? could they not be minimizing?
Perfect
could I not have minimized? could you not have minimized? could she not have minimized? could we not have minimized? could you not have minimized? could they not have minimized?
V-ing perfect
could I not have been minimizing? could you not have been minimizing? could she not have been minimizing? could we not have been minimizing? could you not have been minimizing? could they not have been minimizing?