English verb conjugation
COULD MERCERIZE

Regular verb: mercerize - mercerized - mercerized

Affirmation

Simple form	V-ing form
I could mercerize you could mercerize he could mercerize we could mercerize you could mercerize they could mercerize	I could be mercerizing you could be mercerizing he could be mercerizing we could be mercerizing you could be mercerizing they could be mercerizing
Perfect	V-ing perfect
I could have mercerized you could have mercerized he could have mercerized we could have mercerized you could have mercerized they could have mercerized	I could have been mercerizing you could have been mercerizing he could have been mercerizing we could have been mercerizing you could have been mercerizing they could have been mercerizing

Negation

Simple form	V-ing form
I couldn't mercerize you couldn't mercerize he couldn't mercerize we couldn't mercerize you couldn't mercerize they couldn't mercerize	I couldn't be mercerizing you couldn't be mercerizing he couldn't be mercerizing we couldn't be mercerizing you couldn't be mercerizing they couldn't be mercerizing
Perfect	V-ing perfect
I couldn't have mercerized you couldn't have mercerized he couldn't have mercerized we couldn't have mercerized you couldn't have mercerized they couldn't have mercerized	I couldn't have been mercerizing you couldn't have been mercerizing he couldn't have been mercerizing we couldn't have been mercerizing you couldn't have been mercerizing they couldn't have been mercerizing

Interrogative form

Simple form	V-ing form
could I mercerize? could you mercerize? could he mercerize? could we mercerize? could you mercerize? could they mercerize?	could I be mercerizing? could you be mercerizing? could he be mercerizing? could we be mercerizing? could you be mercerizing? could they be mercerizing?
Perfect	V-ing perfect
could I have mercerized? could you have mercerized? could he have mercerized? could we have mercerized? could you have mercerized? could they have mercerized?	could I have been mercerizing? could you have been mercerizing? could he have been mercerizing? could we have been mercerizing? could you have been mercerizing? could they have been mercerizing?

Interro-negative form

Simple form	V-ing form
couldn't I mercerize? couldn't you mercerize? couldn't he mercerize? couldn't we mercerize? couldn't you mercerize? couldn't they mercerize?	couldn't I be mercerizing? couldn't you be mercerizing? couldn't he be mercerizing? couldn't we be mercerizing? couldn't you be mercerizing? couldn't they be mercerizing?
Perfect	V-ing perfect
couldn't I have mercerized? couldn't you have mercerized? couldn't he have mercerized? couldn't we have mercerized? couldn't you have mercerized? couldn't they have mercerized?	couldn't I have been mercerizing? couldn't you have been mercerizing? couldn't he have been mercerizing? couldn't we have been mercerizing? couldn't you have been mercerizing? couldn't they have been mercerizing?