English verb conjugation
COULD UNIONIZE

Regular verb: unionize - unionized - unionized

Affirmation

Simple form	V-ing form
I could unionize you could unionize he could unionize we could unionize you could unionize they could unionize	I could be unionizing you could be unionizing he could be unionizing we could be unionizing you could be unionizing they could be unionizing
Perfect	V-ing perfect
I could have unionized you could have unionized he could have unionized we could have unionized you could have unionized they could have unionized	I could have been unionizing you could have been unionizing he could have been unionizing we could have been unionizing you could have been unionizing they could have been unionizing

Negation

Simple form	V-ing form
I couldn't unionize you couldn't unionize he couldn't unionize we couldn't unionize you couldn't unionize they couldn't unionize	I couldn't be unionizing you couldn't be unionizing he couldn't be unionizing we couldn't be unionizing you couldn't be unionizing they couldn't be unionizing
Perfect	V-ing perfect
I couldn't have unionized you couldn't have unionized he couldn't have unionized we couldn't have unionized you couldn't have unionized they couldn't have unionized	I couldn't have been unionizing you couldn't have been unionizing he couldn't have been unionizing we couldn't have been unionizing you couldn't have been unionizing they couldn't have been unionizing

Interrogative form

Simple form	V-ing form
could I unionize? could you unionize? could he unionize? could we unionize? could you unionize? could they unionize?	could I be unionizing? could you be unionizing? could he be unionizing? could we be unionizing? could you be unionizing? could they be unionizing?
Perfect	V-ing perfect
could I have unionized? could you have unionized? could he have unionized? could we have unionized? could you have unionized? could they have unionized?	could I have been unionizing? could you have been unionizing? could he have been unionizing? could we have been unionizing? could you have been unionizing? could they have been unionizing?

Interro-negative form

Simple form	V-ing form
couldn't I unionize? couldn't you unionize? couldn't he unionize? couldn't we unionize? couldn't you unionize? couldn't they unionize?	couldn't I be unionizing? couldn't you be unionizing? couldn't he be unionizing? couldn't we be unionizing? couldn't you be unionizing? couldn't they be unionizing?
Perfect	V-ing perfect
couldn't I have unionized? couldn't you have unionized? couldn't he have unionized? couldn't we have unionized? couldn't you have unionized? couldn't they have unionized?	couldn't I have been unionizing? couldn't you have been unionizing? couldn't he have been unionizing? couldn't we have been unionizing? couldn't you have been unionizing? couldn't they have been unionizing?