I could roulette you could roulette she could roulette we could roulette you could roulette they could roulette
V-ing form
I could be rouletting you could be rouletting she could be rouletting we could be rouletting you could be rouletting they could be rouletting
Perfect
I could have rouletted you could have rouletted she could have rouletted we could have rouletted you could have rouletted they could have rouletted
V-ing perfect
I could have been rouletting you could have been rouletting she could have been rouletting we could have been rouletting you could have been rouletting they could have been rouletting
Negation
Simple form
I couldn't roulette you couldn't roulette she couldn't roulette we couldn't roulette you couldn't roulette they couldn't roulette
V-ing form
I couldn't be rouletting you couldn't be rouletting she couldn't be rouletting we couldn't be rouletting you couldn't be rouletting they couldn't be rouletting
Perfect
I couldn't have rouletted you couldn't have rouletted she couldn't have rouletted we couldn't have rouletted you couldn't have rouletted they couldn't have rouletted
V-ing perfect
I couldn't have been rouletting you couldn't have been rouletting she couldn't have been rouletting we couldn't have been rouletting you couldn't have been rouletting they couldn't have been rouletting
Interrogative form
Simple form
could I roulette? could you roulette? could she roulette? could we roulette? could you roulette? could they roulette?
V-ing form
could I be rouletting? could you be rouletting? could she be rouletting? could we be rouletting? could you be rouletting? could they be rouletting?
Perfect
could I have rouletted? could you have rouletted? could she have rouletted? could we have rouletted? could you have rouletted? could they have rouletted?
V-ing perfect
could I have been rouletting? could you have been rouletting? could she have been rouletting? could we have been rouletting? could you have been rouletting? could they have been rouletting?
Interro-negative form
Simple form
couldn't I roulette? couldn't you roulette? couldn't she roulette? couldn't we roulette? couldn't you roulette? couldn't they roulette?
V-ing form
couldn't I be rouletting? couldn't you be rouletting? couldn't she be rouletting? couldn't we be rouletting? couldn't you be rouletting? couldn't they be rouletting?
Perfect
couldn't I have rouletted? couldn't you have rouletted? couldn't she have rouletted? couldn't we have rouletted? couldn't you have rouletted? couldn't they have rouletted?
V-ing perfect
couldn't I have been rouletting? couldn't you have been rouletting? couldn't she have been rouletting? couldn't we have been rouletting? couldn't you have been rouletting? couldn't they have been rouletting?