English verb conjugation
COULD REVEL

Regular verb: revel - revelled - revelled

Affirmation

Simple form	V-ing form
I could revel you could revel he could revel we could revel you could revel they could revel	I could be revelling you could be revelling he could be revelling we could be revelling you could be revelling they could be revelling
Perfect	V-ing perfect
I could have revelled you could have revelled he could have revelled we could have revelled you could have revelled they could have revelled	I could have been revelling you could have been revelling he could have been revelling we could have been revelling you could have been revelling they could have been revelling

Negation

Simple form	V-ing form
I couldn't revel you couldn't revel he couldn't revel we couldn't revel you couldn't revel they couldn't revel	I couldn't be revelling you couldn't be revelling he couldn't be revelling we couldn't be revelling you couldn't be revelling they couldn't be revelling
Perfect	V-ing perfect
I couldn't have revelled you couldn't have revelled he couldn't have revelled we couldn't have revelled you couldn't have revelled they couldn't have revelled	I couldn't have been revelling you couldn't have been revelling he couldn't have been revelling we couldn't have been revelling you couldn't have been revelling they couldn't have been revelling

Interrogative form

Simple form	V-ing form
could I revel? could you revel? could he revel? could we revel? could you revel? could they revel?	could I be revelling? could you be revelling? could he be revelling? could we be revelling? could you be revelling? could they be revelling?
Perfect	V-ing perfect
could I have revelled? could you have revelled? could he have revelled? could we have revelled? could you have revelled? could they have revelled?	could I have been revelling? could you have been revelling? could he have been revelling? could we have been revelling? could you have been revelling? could they have been revelling?

Interro-negative form

Simple form	V-ing form
couldn't I revel? couldn't you revel? couldn't he revel? couldn't we revel? couldn't you revel? couldn't they revel?	couldn't I be revelling? couldn't you be revelling? couldn't he be revelling? couldn't we be revelling? couldn't you be revelling? couldn't they be revelling?
Perfect	V-ing perfect
couldn't I have revelled? couldn't you have revelled? couldn't he have revelled? couldn't we have revelled? couldn't you have revelled? couldn't they have revelled?	couldn't I have been revelling? couldn't you have been revelling? couldn't he have been revelling? couldn't we have been revelling? couldn't you have been revelling? couldn't they have been revelling?