Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could bet bet you could bet bet he could bet bet we could bet bet you could bet bet they could bet bet
V-ing form
I could be bet beting you could be bet beting he could be bet beting we could be bet beting you could be bet beting they could be bet beting
Perfect
I could have bet beted you could have bet beted he could have bet beted we could have bet beted you could have bet beted they could have bet beted
V-ing perfect
I could have been bet beting you could have been bet beting he could have been bet beting we could have been bet beting you could have been bet beting they could have been bet beting
Negation
Simple form
I could not bet bet you could not bet bet he could not bet bet we could not bet bet you could not bet bet they could not bet bet
V-ing form
I could not be bet beting you could not be bet beting he could not be bet beting we could not be bet beting you could not be bet beting they could not be bet beting
Perfect
I could not have bet beted you could not have bet beted he could not have bet beted we could not have bet beted you could not have bet beted they could not have bet beted
V-ing perfect
I could not have been bet beting you could not have been bet beting he could not have been bet beting we could not have been bet beting you could not have been bet beting they could not have been bet beting
Interrogative form
Simple form
could I bet bet? could you bet bet? could he bet bet? could we bet bet? could you bet bet? could they bet bet?
V-ing form
could I be bet beting? could you be bet beting? could he be bet beting? could we be bet beting? could you be bet beting? could they be bet beting?
Perfect
could I have bet beted? could you have bet beted? could he have bet beted? could we have bet beted? could you have bet beted? could they have bet beted?
V-ing perfect
could I have been bet beting? could you have been bet beting? could he have been bet beting? could we have been bet beting? could you have been bet beting? could they have been bet beting?
Interro-negative form
Simple form
could I not bet bet? could you not bet bet? could he not bet bet? could we not bet bet? could you not bet bet? could they not bet bet?
V-ing form
could I not be bet beting? could you not be bet beting? could he not be bet beting? could we not be bet beting? could you not be bet beting? could they not be bet beting?
Perfect
could I not have bet beted? could you not have bet beted? could he not have bet beted? could we not have bet beted? could you not have bet beted? could they not have bet beted?
V-ing perfect
could I not have been bet beting? could you not have been bet beting? could he not have been bet beting? could we not have been bet beting? could you not have been bet beting? could they not have been bet beting?