English verb conjugation
COULD APOLOGISE

Regular verb: apologise - apologised - apologised

Affirmation

Simple form	V-ing form
I could apologise you could apologise he could apologise we could apologise you could apologise they could apologise	I could be apologising you could be apologising he could be apologising we could be apologising you could be apologising they could be apologising
Perfect	V-ing perfect
I could have apologised you could have apologised he could have apologised we could have apologised you could have apologised they could have apologised	I could have been apologising you could have been apologising he could have been apologising we could have been apologising you could have been apologising they could have been apologising

Negation

Simple form	V-ing form
I couldn't apologise you couldn't apologise he couldn't apologise we couldn't apologise you couldn't apologise they couldn't apologise	I couldn't be apologising you couldn't be apologising he couldn't be apologising we couldn't be apologising you couldn't be apologising they couldn't be apologising
Perfect	V-ing perfect
I couldn't have apologised you couldn't have apologised he couldn't have apologised we couldn't have apologised you couldn't have apologised they couldn't have apologised	I couldn't have been apologising you couldn't have been apologising he couldn't have been apologising we couldn't have been apologising you couldn't have been apologising they couldn't have been apologising

Interrogative form

Simple form	V-ing form
could I apologise? could you apologise? could he apologise? could we apologise? could you apologise? could they apologise?	could I be apologising? could you be apologising? could he be apologising? could we be apologising? could you be apologising? could they be apologising?
Perfect	V-ing perfect
could I have apologised? could you have apologised? could he have apologised? could we have apologised? could you have apologised? could they have apologised?	could I have been apologising? could you have been apologising? could he have been apologising? could we have been apologising? could you have been apologising? could they have been apologising?

Interro-negative form

Simple form	V-ing form
couldn't I apologise? couldn't you apologise? couldn't he apologise? couldn't we apologise? couldn't you apologise? couldn't they apologise?	couldn't I be apologising? couldn't you be apologising? couldn't he be apologising? couldn't we be apologising? couldn't you be apologising? couldn't they be apologising?
Perfect	V-ing perfect
couldn't I have apologised? couldn't you have apologised? couldn't he have apologised? couldn't we have apologised? couldn't you have apologised? couldn't they have apologised?	couldn't I have been apologising? couldn't you have been apologising? couldn't he have been apologising? couldn't we have been apologising? couldn't you have been apologising? couldn't they have been apologising?