English verb conjugation
COULD VERBALISE

Regular verb: verbalise - verbalised - verbalised

Affirmation

Simple form	V-ing form
I could verbalise you could verbalise he could verbalise we could verbalise you could verbalise they could verbalise	I could be verbalising you could be verbalising he could be verbalising we could be verbalising you could be verbalising they could be verbalising
Perfect	V-ing perfect
I could have verbalised you could have verbalised he could have verbalised we could have verbalised you could have verbalised they could have verbalised	I could have been verbalising you could have been verbalising he could have been verbalising we could have been verbalising you could have been verbalising they could have been verbalising

Negation

Simple form	V-ing form
I couldn't verbalise you couldn't verbalise he couldn't verbalise we couldn't verbalise you couldn't verbalise they couldn't verbalise	I couldn't be verbalising you couldn't be verbalising he couldn't be verbalising we couldn't be verbalising you couldn't be verbalising they couldn't be verbalising
Perfect	V-ing perfect
I couldn't have verbalised you couldn't have verbalised he couldn't have verbalised we couldn't have verbalised you couldn't have verbalised they couldn't have verbalised	I couldn't have been verbalising you couldn't have been verbalising he couldn't have been verbalising we couldn't have been verbalising you couldn't have been verbalising they couldn't have been verbalising

Interrogative form

Simple form	V-ing form
could I verbalise? could you verbalise? could he verbalise? could we verbalise? could you verbalise? could they verbalise?	could I be verbalising? could you be verbalising? could he be verbalising? could we be verbalising? could you be verbalising? could they be verbalising?
Perfect	V-ing perfect
could I have verbalised? could you have verbalised? could he have verbalised? could we have verbalised? could you have verbalised? could they have verbalised?	could I have been verbalising? could you have been verbalising? could he have been verbalising? could we have been verbalising? could you have been verbalising? could they have been verbalising?

Interro-negative form

Simple form	V-ing form
couldn't I verbalise? couldn't you verbalise? couldn't he verbalise? couldn't we verbalise? couldn't you verbalise? couldn't they verbalise?	couldn't I be verbalising? couldn't you be verbalising? couldn't he be verbalising? couldn't we be verbalising? couldn't you be verbalising? couldn't they be verbalising?
Perfect	V-ing perfect
couldn't I have verbalised? couldn't you have verbalised? couldn't he have verbalised? couldn't we have verbalised? couldn't you have verbalised? couldn't they have verbalised?	couldn't I have been verbalising? couldn't you have been verbalising? couldn't he have been verbalising? couldn't we have been verbalising? couldn't you have been verbalising? couldn't they have been verbalising?