English verb conjugation
COULD REVERT

Regular verb: revert - reverted - reverted

Affirmation

Simple form	V-ing form
I could revert you could revert she could revert we could revert you could revert they could revert	I could be reverting you could be reverting she could be reverting we could be reverting you could be reverting they could be reverting
Perfect	V-ing perfect
I could have reverted you could have reverted she could have reverted we could have reverted you could have reverted they could have reverted	I could have been reverting you could have been reverting she could have been reverting we could have been reverting you could have been reverting they could have been reverting

Negation

Simple form	V-ing form
I couldn't revert you couldn't revert she couldn't revert we couldn't revert you couldn't revert they couldn't revert	I couldn't be reverting you couldn't be reverting she couldn't be reverting we couldn't be reverting you couldn't be reverting they couldn't be reverting
Perfect	V-ing perfect
I couldn't have reverted you couldn't have reverted she couldn't have reverted we couldn't have reverted you couldn't have reverted they couldn't have reverted	I couldn't have been reverting you couldn't have been reverting she couldn't have been reverting we couldn't have been reverting you couldn't have been reverting they couldn't have been reverting

Interrogative form

Simple form	V-ing form
could I revert? could you revert? could she revert? could we revert? could you revert? could they revert?	could I be reverting? could you be reverting? could she be reverting? could we be reverting? could you be reverting? could they be reverting?
Perfect	V-ing perfect
could I have reverted? could you have reverted? could she have reverted? could we have reverted? could you have reverted? could they have reverted?	could I have been reverting? could you have been reverting? could she have been reverting? could we have been reverting? could you have been reverting? could they have been reverting?

Interro-negative form

Simple form	V-ing form
couldn't I revert? couldn't you revert? couldn't she revert? couldn't we revert? couldn't you revert? couldn't they revert?	couldn't I be reverting? couldn't you be reverting? couldn't she be reverting? couldn't we be reverting? couldn't you be reverting? couldn't they be reverting?
Perfect	V-ing perfect
couldn't I have reverted? couldn't you have reverted? couldn't she have reverted? couldn't we have reverted? couldn't you have reverted? couldn't they have reverted?	couldn't I have been reverting? couldn't you have been reverting? couldn't she have been reverting? couldn't we have been reverting? couldn't you have been reverting? couldn't they have been reverting?