English verb conjugation
COULD ARBITRAGE

Regular verb: arbitrage - arbitraged - arbitraged

Affirmation

Simple form	V-ing form
I could arbitrage you could arbitrage he could arbitrage we could arbitrage you could arbitrage they could arbitrage	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	V-ing 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	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	V-ing form
I couldn't arbitrage you couldn't arbitrage he couldn't arbitrage we couldn't arbitrage you couldn't arbitrage they couldn't arbitrage	I couldn't be arbitraging you couldn't be arbitraging he couldn't be arbitraging we couldn't be arbitraging you couldn't be arbitraging they couldn't be arbitraging
Perfect	V-ing perfect
I couldn't have arbitraged you couldn't have arbitraged he couldn't have arbitraged we couldn't have arbitraged you couldn't have arbitraged they couldn't have arbitraged	I couldn't have been arbitraging you couldn't have been arbitraging he couldn't have been arbitraging we couldn't have been arbitraging you couldn't have been arbitraging they couldn't have been arbitraging

Interrogative form

Simple form	V-ing form
could I arbitrage? could you arbitrage? could he arbitrage? could we arbitrage? could you arbitrage? could they arbitrage?	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	V-ing 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?	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	V-ing form
couldn't I arbitrage? couldn't you arbitrage? couldn't he arbitrage? couldn't we arbitrage? couldn't you arbitrage? couldn't they arbitrage?	couldn't I be arbitraging? couldn't you be arbitraging? couldn't he be arbitraging? couldn't we be arbitraging? couldn't you be arbitraging? couldn't they be arbitraging?
Perfect	V-ing perfect
couldn't I have arbitraged? couldn't you have arbitraged? couldn't he have arbitraged? couldn't we have arbitraged? couldn't you have arbitraged? couldn't they have arbitraged?	couldn't I have been arbitraging? couldn't you have been arbitraging? couldn't he have been arbitraging? couldn't we have been arbitraging? couldn't you have been arbitraging? couldn't they have been arbitraging?