English verb conjugation
COULD PHAGOCYTIZE

Regular verb: phagocytize - phagocytized - phagocytized

Affirmation

Simple form	V-ing form
I could phagocytize you could phagocytize he could phagocytize we could phagocytize you could phagocytize they could phagocytize	I could be phagocytizing you could be phagocytizing he could be phagocytizing we could be phagocytizing you could be phagocytizing they could be phagocytizing
Perfect	V-ing perfect
I could have phagocytized you could have phagocytized he could have phagocytized we could have phagocytized you could have phagocytized they could have phagocytized	I could have been phagocytizing you could have been phagocytizing he could have been phagocytizing we could have been phagocytizing you could have been phagocytizing they could have been phagocytizing

Negation

Simple form	V-ing form
I couldn't phagocytize you couldn't phagocytize he couldn't phagocytize we couldn't phagocytize you couldn't phagocytize they couldn't phagocytize	I couldn't be phagocytizing you couldn't be phagocytizing he couldn't be phagocytizing we couldn't be phagocytizing you couldn't be phagocytizing they couldn't be phagocytizing
Perfect	V-ing perfect
I couldn't have phagocytized you couldn't have phagocytized he couldn't have phagocytized we couldn't have phagocytized you couldn't have phagocytized they couldn't have phagocytized	I couldn't have been phagocytizing you couldn't have been phagocytizing he couldn't have been phagocytizing we couldn't have been phagocytizing you couldn't have been phagocytizing they couldn't have been phagocytizing

Interrogative form

Simple form	V-ing form
could I phagocytize? could you phagocytize? could he phagocytize? could we phagocytize? could you phagocytize? could they phagocytize?	could I be phagocytizing? could you be phagocytizing? could he be phagocytizing? could we be phagocytizing? could you be phagocytizing? could they be phagocytizing?
Perfect	V-ing perfect
could I have phagocytized? could you have phagocytized? could he have phagocytized? could we have phagocytized? could you have phagocytized? could they have phagocytized?	could I have been phagocytizing? could you have been phagocytizing? could he have been phagocytizing? could we have been phagocytizing? could you have been phagocytizing? could they have been phagocytizing?

Interro-negative form

Simple form	V-ing form
couldn't I phagocytize? couldn't you phagocytize? couldn't he phagocytize? couldn't we phagocytize? couldn't you phagocytize? couldn't they phagocytize?	couldn't I be phagocytizing? couldn't you be phagocytizing? couldn't he be phagocytizing? couldn't we be phagocytizing? couldn't you be phagocytizing? couldn't they be phagocytizing?
Perfect	V-ing perfect
couldn't I have phagocytized? couldn't you have phagocytized? couldn't he have phagocytized? couldn't we have phagocytized? couldn't you have phagocytized? couldn't they have phagocytized?	couldn't I have been phagocytizing? couldn't you have been phagocytizing? couldn't he have been phagocytizing? couldn't we have been phagocytizing? couldn't you have been phagocytizing? couldn't they have been phagocytizing?