I could diazotize you could diazotize he could diazotize we could diazotize you could diazotize they could diazotize
V-ing form
I could be diazotizing you could be diazotizing he could be diazotizing we could be diazotizing you could be diazotizing they could be diazotizing
Perfect
I could have diazotized you could have diazotized he could have diazotized we could have diazotized you could have diazotized they could have diazotized
V-ing perfect
I could have been diazotizing you could have been diazotizing he could have been diazotizing we could have been diazotizing you could have been diazotizing they could have been diazotizing
Negation
Simple form
I could not diazotize you could not diazotize he could not diazotize we could not diazotize you could not diazotize they could not diazotize
V-ing form
I could not be diazotizing you could not be diazotizing he could not be diazotizing we could not be diazotizing you could not be diazotizing they could not be diazotizing
Perfect
I could not have diazotized you could not have diazotized he could not have diazotized we could not have diazotized you could not have diazotized they could not have diazotized
V-ing perfect
I could not have been diazotizing you could not have been diazotizing he could not have been diazotizing we could not have been diazotizing you could not have been diazotizing they could not have been diazotizing
Interrogative form
Simple form
could I diazotize? could you diazotize? could he diazotize? could we diazotize? could you diazotize? could they diazotize?
V-ing form
could I be diazotizing? could you be diazotizing? could he be diazotizing? could we be diazotizing? could you be diazotizing? could they be diazotizing?
Perfect
could I have diazotized? could you have diazotized? could he have diazotized? could we have diazotized? could you have diazotized? could they have diazotized?
V-ing perfect
could I have been diazotizing? could you have been diazotizing? could he have been diazotizing? could we have been diazotizing? could you have been diazotizing? could they have been diazotizing?
Interro-negative form
Simple form
could I not diazotize? could you not diazotize? could he not diazotize? could we not diazotize? could you not diazotize? could they not diazotize?
V-ing form
could I not be diazotizing? could you not be diazotizing? could he not be diazotizing? could we not be diazotizing? could you not be diazotizing? could they not be diazotizing?
Perfect
could I not have diazotized? could you not have diazotized? could he not have diazotized? could we not have diazotized? could you not have diazotized? could they not have diazotized?
V-ing perfect
could I not have been diazotizing? could you not have been diazotizing? could he not have been diazotizing? could we not have been diazotizing? could you not have been diazotizing? could they not have been diazotizing?