English verb conjugation
COULD CAPSISE

Regular verb: capsise - capsised - capsised

Affirmation

Simple form	V-ing form
I could capsise you could capsise she could capsise we could capsise you could capsise they could capsise	I could be capsising you could be capsising she could be capsising we could be capsising you could be capsising they could be capsising
Perfect	V-ing perfect
I could have capsised you could have capsised she could have capsised we could have capsised you could have capsised they could have capsised	I could have been capsising you could have been capsising she could have been capsising we could have been capsising you could have been capsising they could have been capsising

Negation

Simple form	V-ing form
I couldn't capsise you couldn't capsise she couldn't capsise we couldn't capsise you couldn't capsise they couldn't capsise	I couldn't be capsising you couldn't be capsising she couldn't be capsising we couldn't be capsising you couldn't be capsising they couldn't be capsising
Perfect	V-ing perfect
I couldn't have capsised you couldn't have capsised she couldn't have capsised we couldn't have capsised you couldn't have capsised they couldn't have capsised	I couldn't have been capsising you couldn't have been capsising she couldn't have been capsising we couldn't have been capsising you couldn't have been capsising they couldn't have been capsising

Interrogative form

Simple form	V-ing form
could I capsise? could you capsise? could she capsise? could we capsise? could you capsise? could they capsise?	could I be capsising? could you be capsising? could she be capsising? could we be capsising? could you be capsising? could they be capsising?
Perfect	V-ing perfect
could I have capsised? could you have capsised? could she have capsised? could we have capsised? could you have capsised? could they have capsised?	could I have been capsising? could you have been capsising? could she have been capsising? could we have been capsising? could you have been capsising? could they have been capsising?

Interro-negative form

Simple form	V-ing form
couldn't I capsise? couldn't you capsise? couldn't she capsise? couldn't we capsise? couldn't you capsise? couldn't they capsise?	couldn't I be capsising? couldn't you be capsising? couldn't she be capsising? couldn't we be capsising? couldn't you be capsising? couldn't they be capsising?
Perfect	V-ing perfect
couldn't I have capsised? couldn't you have capsised? couldn't she have capsised? couldn't we have capsised? couldn't you have capsised? couldn't they have capsised?	couldn't I have been capsising? couldn't you have been capsising? couldn't she have been capsising? couldn't we have been capsising? couldn't you have been capsising? couldn't they have been capsising?