I can keep you can keep he can keep we can keep you can keep they can keep
Forma com V-ing
I can be keeping you can be keeping he can be keeping we can be keeping you can be keeping they can be keeping
Perfeito
I can have kept you can have kept he can have kept we can have kept you can have kept they can have kept
Perfeito com V-ing
I can have been keeping you can have been keeping he can have been keeping we can have been keeping you can have been keeping they can have been keeping
Negação
Forma simple
I cannot keep you cannot keep he cannot keep we cannot keep you cannot keep they cannot keep
Forma com V-ing
I cannot be keeping you cannot be keeping he cannot be keeping we cannot be keeping you cannot be keeping they cannot be keeping
Perfeito
I cannot have kept you cannot have kept he cannot have kept we cannot have kept you cannot have kept they cannot have kept
Perfeito com V-ing
I cannot have been keeping you cannot have been keeping he cannot have been keeping we cannot have been keeping you cannot have been keeping they cannot have been keeping
Forma interrogativa
Forma simple
can I keep? can you keep? can he keep? can we keep? can you keep? can they keep?
Forma com V-ing
can I be keeping? can you be keeping? can he be keeping? can we be keeping? can you be keeping? can they be keeping?
Perfeito
can I have kept? can you have kept? can he have kept? can we have kept? can you have kept? can they have kept?
Perfeito com V-ing
can I have been keeping? can you have been keeping? can he have been keeping? can we have been keeping? can you have been keeping? can they have been keeping?
Forma interro-Negação
Forma simple
can I not keep? can you not keep? can he not keep? can we not keep? can you not keep? can they not keep?
Forma com V-ing
can I not be keeping? can you not be keeping? can he not be keeping? can we not be keeping? can you not be keeping? can they not be keeping?
Perfeito
can I not have kept? can you not have kept? can he not have kept? can we not have kept? can you not have kept? can they not have kept?
Perfeito com V-ing
can I not have been keeping? can you not have been keeping? can he not have been keeping? can we not have been keeping? can you not have been keeping? can they not have been keeping?