English verb conjugation
COULD SIGNALIZE

Regular verb: signalize - signalized - signalized

Affirmation

Simple form	V-ing form
I could signalize you could signalize she could signalize we could signalize you could signalize they could signalize	I could be signalizing you could be signalizing she could be signalizing we could be signalizing you could be signalizing they could be signalizing
Perfect	V-ing perfect
I could have signalized you could have signalized she could have signalized we could have signalized you could have signalized they could have signalized	I could have been signalizing you could have been signalizing she could have been signalizing we could have been signalizing you could have been signalizing they could have been signalizing

Negation

Simple form	V-ing form
I could not signalize you could not signalize she could not signalize we could not signalize you could not signalize they could not signalize	I could not be signalizing you could not be signalizing she could not be signalizing we could not be signalizing you could not be signalizing they could not be signalizing
Perfect	V-ing perfect
I could not have signalized you could not have signalized she could not have signalized we could not have signalized you could not have signalized they could not have signalized	I could not have been signalizing you could not have been signalizing she could not have been signalizing we could not have been signalizing you could not have been signalizing they could not have been signalizing

Interrogative form

Simple form	V-ing form
could I signalize? could you signalize? could she signalize? could we signalize? could you signalize? could they signalize?	could I be signalizing? could you be signalizing? could she be signalizing? could we be signalizing? could you be signalizing? could they be signalizing?
Perfect	V-ing perfect
could I have signalized? could you have signalized? could she have signalized? could we have signalized? could you have signalized? could they have signalized?	could I have been signalizing? could you have been signalizing? could she have been signalizing? could we have been signalizing? could you have been signalizing? could they have been signalizing?

Interro-negative form

Simple form	V-ing form
could I not signalize? could you not signalize? could she not signalize? could we not signalize? could you not signalize? could they not signalize?	could I not be signalizing? could you not be signalizing? could she not be signalizing? could we not be signalizing? could you not be signalizing? could they not be signalizing?
Perfect	V-ing perfect
could I not have signalized? could you not have signalized? could she not have signalized? could we not have signalized? could you not have signalized? could they not have signalized?	could I not have been signalizing? could you not have been signalizing? could she not have been signalizing? could we not have been signalizing? could you not have been signalizing? could they not have been signalizing?