English verb conjugation
COULD CANALIZE

Regular verb: canalize - canalized - canalized

Affirmation

Simple form	V-ing form
I could canalize you could canalize he could canalize we could canalize you could canalize they could canalize	I could be canalizing you could be canalizing he could be canalizing we could be canalizing you could be canalizing they could be canalizing
Perfect	V-ing perfect
I could have canalized you could have canalized he could have canalized we could have canalized you could have canalized they could have canalized	I could have been canalizing you could have been canalizing he could have been canalizing we could have been canalizing you could have been canalizing they could have been canalizing

Negation

Simple form	V-ing form
I couldn't canalize you couldn't canalize he couldn't canalize we couldn't canalize you couldn't canalize they couldn't canalize	I couldn't be canalizing you couldn't be canalizing he couldn't be canalizing we couldn't be canalizing you couldn't be canalizing they couldn't be canalizing
Perfect	V-ing perfect
I couldn't have canalized you couldn't have canalized he couldn't have canalized we couldn't have canalized you couldn't have canalized they couldn't have canalized	I couldn't have been canalizing you couldn't have been canalizing he couldn't have been canalizing we couldn't have been canalizing you couldn't have been canalizing they couldn't have been canalizing

Interrogative form

Simple form	V-ing form
could I canalize? could you canalize? could he canalize? could we canalize? could you canalize? could they canalize?	could I be canalizing? could you be canalizing? could he be canalizing? could we be canalizing? could you be canalizing? could they be canalizing?
Perfect	V-ing perfect
could I have canalized? could you have canalized? could he have canalized? could we have canalized? could you have canalized? could they have canalized?	could I have been canalizing? could you have been canalizing? could he have been canalizing? could we have been canalizing? could you have been canalizing? could they have been canalizing?

Interro-negative form

Simple form	V-ing form
couldn't I canalize? couldn't you canalize? couldn't he canalize? couldn't we canalize? couldn't you canalize? couldn't they canalize?	couldn't I be canalizing? couldn't you be canalizing? couldn't he be canalizing? couldn't we be canalizing? couldn't you be canalizing? couldn't they be canalizing?
Perfect	V-ing perfect
couldn't I have canalized? couldn't you have canalized? couldn't he have canalized? couldn't we have canalized? couldn't you have canalized? couldn't they have canalized?	couldn't I have been canalizing? couldn't you have been canalizing? couldn't he have been canalizing? couldn't we have been canalizing? couldn't you have been canalizing? couldn't they have been canalizing?