I can reveal you can reveal he can reveal we can reveal you can reveal they can reveal
V-ing form
I can be revealing you can be revealing he can be revealing we can be revealing you can be revealing they can be revealing
Perfect
I can have revealed you can have revealed he can have revealed we can have revealed you can have revealed they can have revealed
V-ing perfect
I can have been revealing you can have been revealing he can have been revealing we can have been revealing you can have been revealing they can have been revealing
Negation
Simple form
I cannot reveal you cannot reveal he cannot reveal we cannot reveal you cannot reveal they cannot reveal
V-ing form
I cannot be revealing you cannot be revealing he cannot be revealing we cannot be revealing you cannot be revealing they cannot be revealing
Perfect
I cannot have revealed you cannot have revealed he cannot have revealed we cannot have revealed you cannot have revealed they cannot have revealed
V-ing perfect
I cannot have been revealing you cannot have been revealing he cannot have been revealing we cannot have been revealing you cannot have been revealing they cannot have been revealing
Interrogative form
Simple form
can I reveal? can you reveal? can he reveal? can we reveal? can you reveal? can they reveal?
V-ing form
can I be revealing? can you be revealing? can he be revealing? can we be revealing? can you be revealing? can they be revealing?
Perfect
can I have revealed? can you have revealed? can he have revealed? can we have revealed? can you have revealed? can they have revealed?
V-ing perfect
can I have been revealing? can you have been revealing? can he have been revealing? can we have been revealing? can you have been revealing? can they have been revealing?
Interro-negative form
Simple form
can I not reveal? can you not reveal? can he not reveal? can we not reveal? can you not reveal? can they not reveal?
V-ing form
can I not be revealing? can you not be revealing? can he not be revealing? can we not be revealing? can you not be revealing? can they not be revealing?
Perfect
can I not have revealed? can you not have revealed? can he not have revealed? can we not have revealed? can you not have revealed? can they not have revealed?
V-ing perfect
can I not have been revealing? can you not have been revealing? can he not have been revealing? can we not have been revealing? can you not have been revealing? can they not have been revealing?