English verb conjugation
COULD DEPOLARISE

Regular verb: depolarise - depolarised - depolarised

Affirmation

Simple form	V-ing form
I could depolarise you could depolarise he could depolarise we could depolarise you could depolarise they could depolarise	I could be depolarising you could be depolarising he could be depolarising we could be depolarising you could be depolarising they could be depolarising
Perfect	V-ing perfect
I could have depolarised you could have depolarised he could have depolarised we could have depolarised you could have depolarised they could have depolarised	I could have been depolarising you could have been depolarising he could have been depolarising we could have been depolarising you could have been depolarising they could have been depolarising

Negation

Simple form	V-ing form
I couldn't depolarise you couldn't depolarise he couldn't depolarise we couldn't depolarise you couldn't depolarise they couldn't depolarise	I couldn't be depolarising you couldn't be depolarising he couldn't be depolarising we couldn't be depolarising you couldn't be depolarising they couldn't be depolarising
Perfect	V-ing perfect
I couldn't have depolarised you couldn't have depolarised he couldn't have depolarised we couldn't have depolarised you couldn't have depolarised they couldn't have depolarised	I couldn't have been depolarising you couldn't have been depolarising he couldn't have been depolarising we couldn't have been depolarising you couldn't have been depolarising they couldn't have been depolarising

Interrogative form

Simple form	V-ing form
could I depolarise? could you depolarise? could he depolarise? could we depolarise? could you depolarise? could they depolarise?	could I be depolarising? could you be depolarising? could he be depolarising? could we be depolarising? could you be depolarising? could they be depolarising?
Perfect	V-ing perfect
could I have depolarised? could you have depolarised? could he have depolarised? could we have depolarised? could you have depolarised? could they have depolarised?	could I have been depolarising? could you have been depolarising? could he have been depolarising? could we have been depolarising? could you have been depolarising? could they have been depolarising?

Interro-negative form

Simple form	V-ing form
couldn't I depolarise? couldn't you depolarise? couldn't he depolarise? couldn't we depolarise? couldn't you depolarise? couldn't they depolarise?	couldn't I be depolarising? couldn't you be depolarising? couldn't he be depolarising? couldn't we be depolarising? couldn't you be depolarising? couldn't they be depolarising?
Perfect	V-ing perfect
couldn't I have depolarised? couldn't you have depolarised? couldn't he have depolarised? couldn't we have depolarised? couldn't you have depolarised? couldn't they have depolarised?	couldn't I have been depolarising? couldn't you have been depolarising? couldn't he have been depolarising? couldn't we have been depolarising? couldn't you have been depolarising? couldn't they have been depolarising?