English verb conjugation
COULD PHAGOCYTISE

Regular verb: phagocytise - phagocytised - phagocytised

Affirmation

Simple form	V-ing form
I could phagocytise you could phagocytise she could phagocytise we could phagocytise you could phagocytise they could phagocytise	I could be phagocytising you could be phagocytising she could be phagocytising we could be phagocytising you could be phagocytising they could be phagocytising
Perfect	V-ing perfect
I could have phagocytised you could have phagocytised she could have phagocytised we could have phagocytised you could have phagocytised they could have phagocytised	I could have been phagocytising you could have been phagocytising she could have been phagocytising we could have been phagocytising you could have been phagocytising they could have been phagocytising

Negation

Simple form	V-ing form
I couldn't phagocytise you couldn't phagocytise she couldn't phagocytise we couldn't phagocytise you couldn't phagocytise they couldn't phagocytise	I couldn't be phagocytising you couldn't be phagocytising she couldn't be phagocytising we couldn't be phagocytising you couldn't be phagocytising they couldn't be phagocytising
Perfect	V-ing perfect
I couldn't have phagocytised you couldn't have phagocytised she couldn't have phagocytised we couldn't have phagocytised you couldn't have phagocytised they couldn't have phagocytised	I couldn't have been phagocytising you couldn't have been phagocytising she couldn't have been phagocytising we couldn't have been phagocytising you couldn't have been phagocytising they couldn't have been phagocytising

Interrogative form

Simple form	V-ing form
could I phagocytise? could you phagocytise? could she phagocytise? could we phagocytise? could you phagocytise? could they phagocytise?	could I be phagocytising? could you be phagocytising? could she be phagocytising? could we be phagocytising? could you be phagocytising? could they be phagocytising?
Perfect	V-ing perfect
could I have phagocytised? could you have phagocytised? could she have phagocytised? could we have phagocytised? could you have phagocytised? could they have phagocytised?	could I have been phagocytising? could you have been phagocytising? could she have been phagocytising? could we have been phagocytising? could you have been phagocytising? could they have been phagocytising?

Interro-negative form

Simple form	V-ing form
couldn't I phagocytise? couldn't you phagocytise? couldn't she phagocytise? couldn't we phagocytise? couldn't you phagocytise? couldn't they phagocytise?	couldn't I be phagocytising? couldn't you be phagocytising? couldn't she be phagocytising? couldn't we be phagocytising? couldn't you be phagocytising? couldn't they be phagocytising?
Perfect	V-ing perfect
couldn't I have phagocytised? couldn't you have phagocytised? couldn't she have phagocytised? couldn't we have phagocytised? couldn't you have phagocytised? couldn't they have phagocytised?	couldn't I have been phagocytising? couldn't you have been phagocytising? couldn't she have been phagocytising? couldn't we have been phagocytising? couldn't you have been phagocytising? couldn't they have been phagocytising?