English verb conjugation
COULD DEIONISE

Regular verb: deionise - deionised - deionised

Affirmation

Simple form	V-ing form
I could deionise you could deionise he could deionise we could deionise you could deionise they could deionise	I could be deionising you could be deionising he could be deionising we could be deionising you could be deionising they could be deionising
Perfect	V-ing perfect
I could have deionised you could have deionised he could have deionised we could have deionised you could have deionised they could have deionised	I could have been deionising you could have been deionising he could have been deionising we could have been deionising you could have been deionising they could have been deionising

Negation

Simple form	V-ing form
I couldn't deionise you couldn't deionise he couldn't deionise we couldn't deionise you couldn't deionise they couldn't deionise	I couldn't be deionising you couldn't be deionising he couldn't be deionising we couldn't be deionising you couldn't be deionising they couldn't be deionising
Perfect	V-ing perfect
I couldn't have deionised you couldn't have deionised he couldn't have deionised we couldn't have deionised you couldn't have deionised they couldn't have deionised	I couldn't have been deionising you couldn't have been deionising he couldn't have been deionising we couldn't have been deionising you couldn't have been deionising they couldn't have been deionising

Interrogative form

Simple form	V-ing form
could I deionise? could you deionise? could he deionise? could we deionise? could you deionise? could they deionise?	could I be deionising? could you be deionising? could he be deionising? could we be deionising? could you be deionising? could they be deionising?
Perfect	V-ing perfect
could I have deionised? could you have deionised? could he have deionised? could we have deionised? could you have deionised? could they have deionised?	could I have been deionising? could you have been deionising? could he have been deionising? could we have been deionising? could you have been deionising? could they have been deionising?

Interro-negative form

Simple form	V-ing form
couldn't I deionise? couldn't you deionise? couldn't he deionise? couldn't we deionise? couldn't you deionise? couldn't they deionise?	couldn't I be deionising? couldn't you be deionising? couldn't he be deionising? couldn't we be deionising? couldn't you be deionising? couldn't they be deionising?
Perfect	V-ing perfect
couldn't I have deionised? couldn't you have deionised? couldn't he have deionised? couldn't we have deionised? couldn't you have deionised? couldn't they have deionised?	couldn't I have been deionising? couldn't you have been deionising? couldn't he have been deionising? couldn't we have been deionising? couldn't you have been deionising? couldn't they have been deionising?