English verb conjugation
COULD UNIONIZE

Regular verb: unionize - unionized - unionized

Affirmation

Simple form	V-ing form
I could unionize you could unionize she could unionize we could unionize you could unionize they could unionize	I could be unionizing you could be unionizing she 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 she 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 she 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 she 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 she 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 she 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 she 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 she unionize? could we unionize? could you unionize? could they unionize?	could I be unionizing? could you be unionizing? could she 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 she 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 she 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 she 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 she 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 she 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 she have been unionizing? couldn't we have been unionizing? couldn't you have been unionizing? couldn't they have been unionizing?