English verb conjugation
COULD ROMANIZE

Regular verb: romanize - romanized - romanized

Affirmation

Simple form	V-ing form
I could romanize you could romanize he could romanize we could romanize you could romanize they could romanize	I could be romanizing you could be romanizing he could be romanizing we could be romanizing you could be romanizing they could be romanizing
Perfect	V-ing perfect
I could have romanized you could have romanized he could have romanized we could have romanized you could have romanized they could have romanized	I could have been romanizing you could have been romanizing he could have been romanizing we could have been romanizing you could have been romanizing they could have been romanizing

Negation

Simple form	V-ing form
I couldn't romanize you couldn't romanize he couldn't romanize we couldn't romanize you couldn't romanize they couldn't romanize	I couldn't be romanizing you couldn't be romanizing he couldn't be romanizing we couldn't be romanizing you couldn't be romanizing they couldn't be romanizing
Perfect	V-ing perfect
I couldn't have romanized you couldn't have romanized he couldn't have romanized we couldn't have romanized you couldn't have romanized they couldn't have romanized	I couldn't have been romanizing you couldn't have been romanizing he couldn't have been romanizing we couldn't have been romanizing you couldn't have been romanizing they couldn't have been romanizing

Interrogative form

Simple form	V-ing form
could I romanize? could you romanize? could he romanize? could we romanize? could you romanize? could they romanize?	could I be romanizing? could you be romanizing? could he be romanizing? could we be romanizing? could you be romanizing? could they be romanizing?
Perfect	V-ing perfect
could I have romanized? could you have romanized? could he have romanized? could we have romanized? could you have romanized? could they have romanized?	could I have been romanizing? could you have been romanizing? could he have been romanizing? could we have been romanizing? could you have been romanizing? could they have been romanizing?

Interro-negative form

Simple form	V-ing form
couldn't I romanize? couldn't you romanize? couldn't he romanize? couldn't we romanize? couldn't you romanize? couldn't they romanize?	couldn't I be romanizing? couldn't you be romanizing? couldn't he be romanizing? couldn't we be romanizing? couldn't you be romanizing? couldn't they be romanizing?
Perfect	V-ing perfect
couldn't I have romanized? couldn't you have romanized? couldn't he have romanized? couldn't we have romanized? couldn't you have romanized? couldn't they have romanized?	couldn't I have been romanizing? couldn't you have been romanizing? couldn't he have been romanizing? couldn't we have been romanizing? couldn't you have been romanizing? couldn't they have been romanizing?