English verb conjugation
COULD PASSAGE

Regular verb: passage - passaged - passaged

Affirmation

Simple form	V-ing form
I could passage you could passage he could passage we could passage you could passage they could passage	I could be passaging you could be passaging he could be passaging we could be passaging you could be passaging they could be passaging
Perfect	V-ing perfect
I could have passaged you could have passaged he could have passaged we could have passaged you could have passaged they could have passaged	I could have been passaging you could have been passaging he could have been passaging we could have been passaging you could have been passaging they could have been passaging

Negation

Simple form	V-ing form
I couldn't passage you couldn't passage he couldn't passage we couldn't passage you couldn't passage they couldn't passage	I couldn't be passaging you couldn't be passaging he couldn't be passaging we couldn't be passaging you couldn't be passaging they couldn't be passaging
Perfect	V-ing perfect
I couldn't have passaged you couldn't have passaged he couldn't have passaged we couldn't have passaged you couldn't have passaged they couldn't have passaged	I couldn't have been passaging you couldn't have been passaging he couldn't have been passaging we couldn't have been passaging you couldn't have been passaging they couldn't have been passaging

Interrogative form

Simple form	V-ing form
could I passage? could you passage? could he passage? could we passage? could you passage? could they passage?	could I be passaging? could you be passaging? could he be passaging? could we be passaging? could you be passaging? could they be passaging?
Perfect	V-ing perfect
could I have passaged? could you have passaged? could he have passaged? could we have passaged? could you have passaged? could they have passaged?	could I have been passaging? could you have been passaging? could he have been passaging? could we have been passaging? could you have been passaging? could they have been passaging?

Interro-negative form

Simple form	V-ing form
couldn't I passage? couldn't you passage? couldn't he passage? couldn't we passage? couldn't you passage? couldn't they passage?	couldn't I be passaging? couldn't you be passaging? couldn't he be passaging? couldn't we be passaging? couldn't you be passaging? couldn't they be passaging?
Perfect	V-ing perfect
couldn't I have passaged? couldn't you have passaged? couldn't he have passaged? couldn't we have passaged? couldn't you have passaged? couldn't they have passaged?	couldn't I have been passaging? couldn't you have been passaging? couldn't he have been passaging? couldn't we have been passaging? couldn't you have been passaging? couldn't they have been passaging?