I could arbitrage you could arbitrage he could arbitrage we could arbitrage you could arbitrage they could arbitrage
V-ing form
I could be arbitraging you could be arbitraging he could be arbitraging we could be arbitraging you could be arbitraging they could be arbitraging
Perfect
I could have arbitraged you could have arbitraged he could have arbitraged we could have arbitraged you could have arbitraged they could have arbitraged
V-ing perfect
I could have been arbitraging you could have been arbitraging he could have been arbitraging we could have been arbitraging you could have been arbitraging they could have been arbitraging
Negation
Simple form
I could not arbitrage you could not arbitrage he could not arbitrage we could not arbitrage you could not arbitrage they could not arbitrage
V-ing form
I could not be arbitraging you could not be arbitraging he could not be arbitraging we could not be arbitraging you could not be arbitraging they could not be arbitraging
Perfect
I could not have arbitraged you could not have arbitraged he could not have arbitraged we could not have arbitraged you could not have arbitraged they could not have arbitraged
V-ing perfect
I could not have been arbitraging you could not have been arbitraging he could not have been arbitraging we could not have been arbitraging you could not have been arbitraging they could not have been arbitraging
Interrogative form
Simple form
could I arbitrage? could you arbitrage? could he arbitrage? could we arbitrage? could you arbitrage? could they arbitrage?
V-ing form
could I be arbitraging? could you be arbitraging? could he be arbitraging? could we be arbitraging? could you be arbitraging? could they be arbitraging?
Perfect
could I have arbitraged? could you have arbitraged? could he have arbitraged? could we have arbitraged? could you have arbitraged? could they have arbitraged?
V-ing perfect
could I have been arbitraging? could you have been arbitraging? could he have been arbitraging? could we have been arbitraging? could you have been arbitraging? could they have been arbitraging?
Interro-negative form
Simple form
could I not arbitrage? could you not arbitrage? could he not arbitrage? could we not arbitrage? could you not arbitrage? could they not arbitrage?
V-ing form
could I not be arbitraging? could you not be arbitraging? could he not be arbitraging? could we not be arbitraging? could you not be arbitraging? could they not be arbitraging?
Perfect
could I not have arbitraged? could you not have arbitraged? could he not have arbitraged? could we not have arbitraged? could you not have arbitraged? could they not have arbitraged?
V-ing perfect
could I not have been arbitraging? could you not have been arbitraging? could he not have been arbitraging? could we not have been arbitraging? could you not have been arbitraging? could they not have been arbitraging?