English verb conjugation
COULD URBANIZE

Regular verb: urbanize - urbanized - urbanized

Affirmation

Simple form	V-ing form
I could urbanize you could urbanize he could urbanize we could urbanize you could urbanize they could urbanize	I could be urbanizing you could be urbanizing he could be urbanizing we could be urbanizing you could be urbanizing they could be urbanizing
Perfect	V-ing perfect
I could have urbanized you could have urbanized he could have urbanized we could have urbanized you could have urbanized they could have urbanized	I could have been urbanizing you could have been urbanizing he could have been urbanizing we could have been urbanizing you could have been urbanizing they could have been urbanizing

Negation

Simple form	V-ing form
I couldn't urbanize you couldn't urbanize he couldn't urbanize we couldn't urbanize you couldn't urbanize they couldn't urbanize	I couldn't be urbanizing you couldn't be urbanizing he couldn't be urbanizing we couldn't be urbanizing you couldn't be urbanizing they couldn't be urbanizing
Perfect	V-ing perfect
I couldn't have urbanized you couldn't have urbanized he couldn't have urbanized we couldn't have urbanized you couldn't have urbanized they couldn't have urbanized	I couldn't have been urbanizing you couldn't have been urbanizing he couldn't have been urbanizing we couldn't have been urbanizing you couldn't have been urbanizing they couldn't have been urbanizing

Interrogative form

Simple form	V-ing form
could I urbanize? could you urbanize? could he urbanize? could we urbanize? could you urbanize? could they urbanize?	could I be urbanizing? could you be urbanizing? could he be urbanizing? could we be urbanizing? could you be urbanizing? could they be urbanizing?
Perfect	V-ing perfect
could I have urbanized? could you have urbanized? could he have urbanized? could we have urbanized? could you have urbanized? could they have urbanized?	could I have been urbanizing? could you have been urbanizing? could he have been urbanizing? could we have been urbanizing? could you have been urbanizing? could they have been urbanizing?

Interro-negative form

Simple form	V-ing form
couldn't I urbanize? couldn't you urbanize? couldn't he urbanize? couldn't we urbanize? couldn't you urbanize? couldn't they urbanize?	couldn't I be urbanizing? couldn't you be urbanizing? couldn't he be urbanizing? couldn't we be urbanizing? couldn't you be urbanizing? couldn't they be urbanizing?
Perfect	V-ing perfect
couldn't I have urbanized? couldn't you have urbanized? couldn't he have urbanized? couldn't we have urbanized? couldn't you have urbanized? couldn't they have urbanized?	couldn't I have been urbanizing? couldn't you have been urbanizing? couldn't he have been urbanizing? couldn't we have been urbanizing? couldn't you have been urbanizing? couldn't they have been urbanizing?