English verb conjugation
COULD REPOLARIZE

Regular verb: repolarize - repolarized - repolarized

Affirmation

Simple form	V-ing form
I could repolarize you could repolarize he could repolarize we could repolarize you could repolarize they could repolarize	I could be repolarizing you could be repolarizing he could be repolarizing we could be repolarizing you could be repolarizing they could be repolarizing
Perfect	V-ing perfect
I could have repolarized you could have repolarized he could have repolarized we could have repolarized you could have repolarized they could have repolarized	I could have been repolarizing you could have been repolarizing he could have been repolarizing we could have been repolarizing you could have been repolarizing they could have been repolarizing

Negation

Simple form	V-ing form
I couldn't repolarize you couldn't repolarize he couldn't repolarize we couldn't repolarize you couldn't repolarize they couldn't repolarize	I couldn't be repolarizing you couldn't be repolarizing he couldn't be repolarizing we couldn't be repolarizing you couldn't be repolarizing they couldn't be repolarizing
Perfect	V-ing perfect
I couldn't have repolarized you couldn't have repolarized he couldn't have repolarized we couldn't have repolarized you couldn't have repolarized they couldn't have repolarized	I couldn't have been repolarizing you couldn't have been repolarizing he couldn't have been repolarizing we couldn't have been repolarizing you couldn't have been repolarizing they couldn't have been repolarizing

Interrogative form

Simple form	V-ing form
could I repolarize? could you repolarize? could he repolarize? could we repolarize? could you repolarize? could they repolarize?	could I be repolarizing? could you be repolarizing? could he be repolarizing? could we be repolarizing? could you be repolarizing? could they be repolarizing?
Perfect	V-ing perfect
could I have repolarized? could you have repolarized? could he have repolarized? could we have repolarized? could you have repolarized? could they have repolarized?	could I have been repolarizing? could you have been repolarizing? could he have been repolarizing? could we have been repolarizing? could you have been repolarizing? could they have been repolarizing?

Interro-negative form

Simple form	V-ing form
couldn't I repolarize? couldn't you repolarize? couldn't he repolarize? couldn't we repolarize? couldn't you repolarize? couldn't they repolarize?	couldn't I be repolarizing? couldn't you be repolarizing? couldn't he be repolarizing? couldn't we be repolarizing? couldn't you be repolarizing? couldn't they be repolarizing?
Perfect	V-ing perfect
couldn't I have repolarized? couldn't you have repolarized? couldn't he have repolarized? couldn't we have repolarized? couldn't you have repolarized? couldn't they have repolarized?	couldn't I have been repolarizing? couldn't you have been repolarizing? couldn't he have been repolarizing? couldn't we have been repolarizing? couldn't you have been repolarizing? couldn't they have been repolarizing?