English verb conjugation
COULD SEIZE

Regular verb: seize - seized - seized

Affirmation

Simple form	V-ing form
I could seize you could seize he could seize we could seize you could seize they could seize	I could be seizing you could be seizing he could be seizing we could be seizing you could be seizing they could be seizing
Perfect	V-ing perfect
I could have seized you could have seized he could have seized we could have seized you could have seized they could have seized	I could have been seizing you could have been seizing he could have been seizing we could have been seizing you could have been seizing they could have been seizing

Negation

Simple form	V-ing form
I could not seize you could not seize he could not seize we could not seize you could not seize they could not seize	I could not be seizing you could not be seizing he could not be seizing we could not be seizing you could not be seizing they could not be seizing
Perfect	V-ing perfect
I could not have seized you could not have seized he could not have seized we could not have seized you could not have seized they could not have seized	I could not have been seizing you could not have been seizing he could not have been seizing we could not have been seizing you could not have been seizing they could not have been seizing

Interrogative form

Simple form	V-ing form
could I seize? could you seize? could he seize? could we seize? could you seize? could they seize?	could I be seizing? could you be seizing? could he be seizing? could we be seizing? could you be seizing? could they be seizing?
Perfect	V-ing perfect
could I have seized? could you have seized? could he have seized? could we have seized? could you have seized? could they have seized?	could I have been seizing? could you have been seizing? could he have been seizing? could we have been seizing? could you have been seizing? could they have been seizing?

Interro-negative form

Simple form	V-ing form
could I not seize? could you not seize? could he not seize? could we not seize? could you not seize? could they not seize?	could I not be seizing? could you not be seizing? could he not be seizing? could we not be seizing? could you not be seizing? could they not be seizing?
Perfect	V-ing perfect
could I not have seized? could you not have seized? could he not have seized? could we not have seized? could you not have seized? could they not have seized?	could I not have been seizing? could you not have been seizing? could he not have been seizing? could we not have been seizing? could you not have been seizing? could they not have been seizing?