English verb conjugation
COULD POLARISE

Regular verb: polarise - polarised - polarised

Affirmation

Simple form	V-ing form
I could polarise you could polarise he could polarise we could polarise you could polarise they could polarise	I could be polarising you could be polarising he could be polarising we could be polarising you could be polarising they could be polarising
Perfect	V-ing perfect
I could have polarised you could have polarised he could have polarised we could have polarised you could have polarised they could have polarised	I could have been polarising you could have been polarising he could have been polarising we could have been polarising you could have been polarising they could have been polarising

Negation

Simple form	V-ing form
I couldn't polarise you couldn't polarise he couldn't polarise we couldn't polarise you couldn't polarise they couldn't polarise	I couldn't be polarising you couldn't be polarising he couldn't be polarising we couldn't be polarising you couldn't be polarising they couldn't be polarising
Perfect	V-ing perfect
I couldn't have polarised you couldn't have polarised he couldn't have polarised we couldn't have polarised you couldn't have polarised they couldn't have polarised	I couldn't have been polarising you couldn't have been polarising he couldn't have been polarising we couldn't have been polarising you couldn't have been polarising they couldn't have been polarising

Interrogative form

Simple form	V-ing form
could I polarise? could you polarise? could he polarise? could we polarise? could you polarise? could they polarise?	could I be polarising? could you be polarising? could he be polarising? could we be polarising? could you be polarising? could they be polarising?
Perfect	V-ing perfect
could I have polarised? could you have polarised? could he have polarised? could we have polarised? could you have polarised? could they have polarised?	could I have been polarising? could you have been polarising? could he have been polarising? could we have been polarising? could you have been polarising? could they have been polarising?

Interro-negative form

Simple form	V-ing form
couldn't I polarise? couldn't you polarise? couldn't he polarise? couldn't we polarise? couldn't you polarise? couldn't they polarise?	couldn't I be polarising? couldn't you be polarising? couldn't he be polarising? couldn't we be polarising? couldn't you be polarising? couldn't they be polarising?
Perfect	V-ing perfect
couldn't I have polarised? couldn't you have polarised? couldn't he have polarised? couldn't we have polarised? couldn't you have polarised? couldn't they have polarised?	couldn't I have been polarising? couldn't you have been polarising? couldn't he have been polarising? couldn't we have been polarising? couldn't you have been polarising? couldn't they have been polarising?