I can seal you can seal he can seal we can seal you can seal they can seal
Forma com V-ing
I can be sealing you can be sealing he can be sealing we can be sealing you can be sealing they can be sealing
Perfeito
I can have sealed you can have sealed he can have sealed we can have sealed you can have sealed they can have sealed
Perfeito com V-ing
I can have been sealing you can have been sealing he can have been sealing we can have been sealing you can have been sealing they can have been sealing
Negação
Forma simple
I cannot seal you cannot seal he cannot seal we cannot seal you cannot seal they cannot seal
Forma com V-ing
I cannot be sealing you cannot be sealing he cannot be sealing we cannot be sealing you cannot be sealing they cannot be sealing
Perfeito
I cannot have sealed you cannot have sealed he cannot have sealed we cannot have sealed you cannot have sealed they cannot have sealed
Perfeito com V-ing
I cannot have been sealing you cannot have been sealing he cannot have been sealing we cannot have been sealing you cannot have been sealing they cannot have been sealing
Forma interrogativa
Forma simple
can I seal? can you seal? can he seal? can we seal? can you seal? can they seal?
Forma com V-ing
can I be sealing? can you be sealing? can he be sealing? can we be sealing? can you be sealing? can they be sealing?
Perfeito
can I have sealed? can you have sealed? can he have sealed? can we have sealed? can you have sealed? can they have sealed?
Perfeito com V-ing
can I have been sealing? can you have been sealing? can he have been sealing? can we have been sealing? can you have been sealing? can they have been sealing?
Forma interro-Negação
Forma simple
can I not seal? can you not seal? can he not seal? can we not seal? can you not seal? can they not seal?
Forma com V-ing
can I not be sealing? can you not be sealing? can he not be sealing? can we not be sealing? can you not be sealing? can they not be sealing?
Perfeito
can I not have sealed? can you not have sealed? can he not have sealed? can we not have sealed? can you not have sealed? can they not have sealed?
Perfeito com V-ing
can I not have been sealing? can you not have been sealing? can he not have been sealing? can we not have been sealing? can you not have been sealing? can they not have been sealing?