English verb conjugation
COULD PARASITISE

Regular verb: parasitise - parasitised - parasitised

Affirmation

Simple form	V-ing form
I could parasitise you could parasitise she could parasitise we could parasitise you could parasitise they could parasitise	I could be parasitising you could be parasitising she could be parasitising we could be parasitising you could be parasitising they could be parasitising
Perfect	V-ing perfect
I could have parasitised you could have parasitised she could have parasitised we could have parasitised you could have parasitised they could have parasitised	I could have been parasitising you could have been parasitising she could have been parasitising we could have been parasitising you could have been parasitising they could have been parasitising

Negation

Simple form	V-ing form
I couldn't parasitise you couldn't parasitise she couldn't parasitise we couldn't parasitise you couldn't parasitise they couldn't parasitise	I couldn't be parasitising you couldn't be parasitising she couldn't be parasitising we couldn't be parasitising you couldn't be parasitising they couldn't be parasitising
Perfect	V-ing perfect
I couldn't have parasitised you couldn't have parasitised she couldn't have parasitised we couldn't have parasitised you couldn't have parasitised they couldn't have parasitised	I couldn't have been parasitising you couldn't have been parasitising she couldn't have been parasitising we couldn't have been parasitising you couldn't have been parasitising they couldn't have been parasitising

Interrogative form

Simple form	V-ing form
could I parasitise? could you parasitise? could she parasitise? could we parasitise? could you parasitise? could they parasitise?	could I be parasitising? could you be parasitising? could she be parasitising? could we be parasitising? could you be parasitising? could they be parasitising?
Perfect	V-ing perfect
could I have parasitised? could you have parasitised? could she have parasitised? could we have parasitised? could you have parasitised? could they have parasitised?	could I have been parasitising? could you have been parasitising? could she have been parasitising? could we have been parasitising? could you have been parasitising? could they have been parasitising?

Interro-negative form

Simple form	V-ing form
couldn't I parasitise? couldn't you parasitise? couldn't she parasitise? couldn't we parasitise? couldn't you parasitise? couldn't they parasitise?	couldn't I be parasitising? couldn't you be parasitising? couldn't she be parasitising? couldn't we be parasitising? couldn't you be parasitising? couldn't they be parasitising?
Perfect	V-ing perfect
couldn't I have parasitised? couldn't you have parasitised? couldn't she have parasitised? couldn't we have parasitised? couldn't you have parasitised? couldn't they have parasitised?	couldn't I have been parasitising? couldn't you have been parasitising? couldn't she have been parasitising? couldn't we have been parasitising? couldn't you have been parasitising? couldn't they have been parasitising?