English verb conjugation
COULD OVERBLEACH

Regular verb: overbleach - overbleached - overbleached

Affirmation

Simple form	V-ing form
I could overbleach you could overbleach she could overbleach we could overbleach you could overbleach they could overbleach	I could be overbleaching you could be overbleaching she could be overbleaching we could be overbleaching you could be overbleaching they could be overbleaching
Perfect	V-ing perfect
I could have overbleached you could have overbleached she could have overbleached we could have overbleached you could have overbleached they could have overbleached	I could have been overbleaching you could have been overbleaching she could have been overbleaching we could have been overbleaching you could have been overbleaching they could have been overbleaching

Negation

Simple form	V-ing form
I could not overbleach you could not overbleach she could not overbleach we could not overbleach you could not overbleach they could not overbleach	I could not be overbleaching you could not be overbleaching she could not be overbleaching we could not be overbleaching you could not be overbleaching they could not be overbleaching
Perfect	V-ing perfect
I could not have overbleached you could not have overbleached she could not have overbleached we could not have overbleached you could not have overbleached they could not have overbleached	I could not have been overbleaching you could not have been overbleaching she could not have been overbleaching we could not have been overbleaching you could not have been overbleaching they could not have been overbleaching

Interrogative form

Simple form	V-ing form
could I overbleach? could you overbleach? could she overbleach? could we overbleach? could you overbleach? could they overbleach?	could I be overbleaching? could you be overbleaching? could she be overbleaching? could we be overbleaching? could you be overbleaching? could they be overbleaching?
Perfect	V-ing perfect
could I have overbleached? could you have overbleached? could she have overbleached? could we have overbleached? could you have overbleached? could they have overbleached?	could I have been overbleaching? could you have been overbleaching? could she have been overbleaching? could we have been overbleaching? could you have been overbleaching? could they have been overbleaching?

Interro-negative form

Simple form	V-ing form
could I not overbleach? could you not overbleach? could she not overbleach? could we not overbleach? could you not overbleach? could they not overbleach?	could I not be overbleaching? could you not be overbleaching? could she not be overbleaching? could we not be overbleaching? could you not be overbleaching? could they not be overbleaching?
Perfect	V-ing perfect
could I not have overbleached? could you not have overbleached? could she not have overbleached? could we not have overbleached? could you not have overbleached? could they not have overbleached?	could I not have been overbleaching? could you not have been overbleaching? could she not have been overbleaching? could we not have been overbleaching? could you not have been overbleaching? could they not have been overbleaching?