I could motorize you could motorize he could motorize we could motorize you could motorize they could motorize
V-ing form
I could be motorizing you could be motorizing he could be motorizing we could be motorizing you could be motorizing they could be motorizing
Perfect
I could have motorized you could have motorized he could have motorized we could have motorized you could have motorized they could have motorized
V-ing perfect
I could have been motorizing you could have been motorizing he could have been motorizing we could have been motorizing you could have been motorizing they could have been motorizing
Negation
Simple form
I could not motorize you could not motorize he could not motorize we could not motorize you could not motorize they could not motorize
V-ing form
I could not be motorizing you could not be motorizing he could not be motorizing we could not be motorizing you could not be motorizing they could not be motorizing
Perfect
I could not have motorized you could not have motorized he could not have motorized we could not have motorized you could not have motorized they could not have motorized
V-ing perfect
I could not have been motorizing you could not have been motorizing he could not have been motorizing we could not have been motorizing you could not have been motorizing they could not have been motorizing
Interrogative form
Simple form
could I motorize? could you motorize? could he motorize? could we motorize? could you motorize? could they motorize?
V-ing form
could I be motorizing? could you be motorizing? could he be motorizing? could we be motorizing? could you be motorizing? could they be motorizing?
Perfect
could I have motorized? could you have motorized? could he have motorized? could we have motorized? could you have motorized? could they have motorized?
V-ing perfect
could I have been motorizing? could you have been motorizing? could he have been motorizing? could we have been motorizing? could you have been motorizing? could they have been motorizing?
Interro-negative form
Simple form
could I not motorize? could you not motorize? could he not motorize? could we not motorize? could you not motorize? could they not motorize?
V-ing form
could I not be motorizing? could you not be motorizing? could he not be motorizing? could we not be motorizing? could you not be motorizing? could they not be motorizing?
Perfect
could I not have motorized? could you not have motorized? could he not have motorized? could we not have motorized? could you not have motorized? could they not have motorized?
V-ing perfect
could I not have been motorizing? could you not have been motorizing? could he not have been motorizing? could we not have been motorizing? could you not have been motorizing? could they not have been motorizing?