English verb conjugation
COULD DEMINERALISE

Regular verb: demineralise - demineralised - demineralised

Affirmation

Simple form	V-ing form
I could demineralise you could demineralise he could demineralise we could demineralise you could demineralise they could demineralise	I could be demineralising you could be demineralising he could be demineralising we could be demineralising you could be demineralising they could be demineralising
Perfect	V-ing perfect
I could have demineralised you could have demineralised he could have demineralised we could have demineralised you could have demineralised they could have demineralised	I could have been demineralising you could have been demineralising he could have been demineralising we could have been demineralising you could have been demineralising they could have been demineralising

Negation

Simple form	V-ing form
I could not demineralise you could not demineralise he could not demineralise we could not demineralise you could not demineralise they could not demineralise	I could not be demineralising you could not be demineralising he could not be demineralising we could not be demineralising you could not be demineralising they could not be demineralising
Perfect	V-ing perfect
I could not have demineralised you could not have demineralised he could not have demineralised we could not have demineralised you could not have demineralised they could not have demineralised	I could not have been demineralising you could not have been demineralising he could not have been demineralising we could not have been demineralising you could not have been demineralising they could not have been demineralising

Interrogative form

Simple form	V-ing form
could I demineralise? could you demineralise? could he demineralise? could we demineralise? could you demineralise? could they demineralise?	could I be demineralising? could you be demineralising? could he be demineralising? could we be demineralising? could you be demineralising? could they be demineralising?
Perfect	V-ing perfect
could I have demineralised? could you have demineralised? could he have demineralised? could we have demineralised? could you have demineralised? could they have demineralised?	could I have been demineralising? could you have been demineralising? could he have been demineralising? could we have been demineralising? could you have been demineralising? could they have been demineralising?

Interro-negative form

Simple form	V-ing form
could I not demineralise? could you not demineralise? could he not demineralise? could we not demineralise? could you not demineralise? could they not demineralise?	could I not be demineralising? could you not be demineralising? could he not be demineralising? could we not be demineralising? could you not be demineralising? could they not be demineralising?
Perfect	V-ing perfect
could I not have demineralised? could you not have demineralised? could he not have demineralised? could we not have demineralised? could you not have demineralised? could they not have demineralised?	could I not have been demineralising? could you not have been demineralising? could he not have been demineralising? could we not have been demineralising? could you not have been demineralising? could they not have been demineralising?