English verb conjugation
COULD REVITALISE

Regular verb: revitalise - revitalised - revitalised

Affirmation

Simple form	V-ing form
I could revitalise you could revitalise he could revitalise we could revitalise you could revitalise they could revitalise	I could be revitalising you could be revitalising he could be revitalising we could be revitalising you could be revitalising they could be revitalising
Perfect	V-ing perfect
I could have revitalised you could have revitalised he could have revitalised we could have revitalised you could have revitalised they could have revitalised	I could have been revitalising you could have been revitalising he could have been revitalising we could have been revitalising you could have been revitalising they could have been revitalising

Negation

Simple form	V-ing form
I couldn't revitalise you couldn't revitalise he couldn't revitalise we couldn't revitalise you couldn't revitalise they couldn't revitalise	I couldn't be revitalising you couldn't be revitalising he couldn't be revitalising we couldn't be revitalising you couldn't be revitalising they couldn't be revitalising
Perfect	V-ing perfect
I couldn't have revitalised you couldn't have revitalised he couldn't have revitalised we couldn't have revitalised you couldn't have revitalised they couldn't have revitalised	I couldn't have been revitalising you couldn't have been revitalising he couldn't have been revitalising we couldn't have been revitalising you couldn't have been revitalising they couldn't have been revitalising

Interrogative form

Simple form	V-ing form
could I revitalise? could you revitalise? could he revitalise? could we revitalise? could you revitalise? could they revitalise?	could I be revitalising? could you be revitalising? could he be revitalising? could we be revitalising? could you be revitalising? could they be revitalising?
Perfect	V-ing perfect
could I have revitalised? could you have revitalised? could he have revitalised? could we have revitalised? could you have revitalised? could they have revitalised?	could I have been revitalising? could you have been revitalising? could he have been revitalising? could we have been revitalising? could you have been revitalising? could they have been revitalising?

Interro-negative form

Simple form	V-ing form
couldn't I revitalise? couldn't you revitalise? couldn't he revitalise? couldn't we revitalise? couldn't you revitalise? couldn't they revitalise?	couldn't I be revitalising? couldn't you be revitalising? couldn't he be revitalising? couldn't we be revitalising? couldn't you be revitalising? couldn't they be revitalising?
Perfect	V-ing perfect
couldn't I have revitalised? couldn't you have revitalised? couldn't he have revitalised? couldn't we have revitalised? couldn't you have revitalised? couldn't they have revitalised?	couldn't I have been revitalising? couldn't you have been revitalising? couldn't he have been revitalising? couldn't we have been revitalising? couldn't you have been revitalising? couldn't they have been revitalising?