I can revert you can revert she can revert we can revert you can revert they can revert
V-ing form
I can be reverting you can be reverting she can be reverting we can be reverting you can be reverting they can be reverting
Perfect
I can have reverted you can have reverted she can have reverted we can have reverted you can have reverted they can have reverted
V-ing perfect
I can have been reverting you can have been reverting she can have been reverting we can have been reverting you can have been reverting they can have been reverting
Negation
Simple form
I cannot revert you cannot revert she cannot revert we cannot revert you cannot revert they cannot revert
V-ing form
I cannot be reverting you cannot be reverting she cannot be reverting we cannot be reverting you cannot be reverting they cannot be reverting
Perfect
I cannot have reverted you cannot have reverted she cannot have reverted we cannot have reverted you cannot have reverted they cannot have reverted
V-ing perfect
I cannot have been reverting you cannot have been reverting she cannot have been reverting we cannot have been reverting you cannot have been reverting they cannot have been reverting
Interrogative form
Simple form
can I revert? can you revert? can she revert? can we revert? can you revert? can they revert?
V-ing form
can I be reverting? can you be reverting? can she be reverting? can we be reverting? can you be reverting? can they be reverting?
Perfect
can I have reverted? can you have reverted? can she have reverted? can we have reverted? can you have reverted? can they have reverted?
V-ing perfect
can I have been reverting? can you have been reverting? can she have been reverting? can we have been reverting? can you have been reverting? can they have been reverting?
Interro-negative form
Simple form
can I not revert? can you not revert? can she not revert? can we not revert? can you not revert? can they not revert?
V-ing form
can I not be reverting? can you not be reverting? can she not be reverting? can we not be reverting? can you not be reverting? can they not be reverting?
Perfect
can I not have reverted? can you not have reverted? can she not have reverted? can we not have reverted? can you not have reverted? can they not have reverted?
V-ing perfect
can I not have been reverting? can you not have been reverting? can she not have been reverting? can we not have been reverting? can you not have been reverting? can they not have been reverting?