I can subtract you can subtract he can subtract we can subtract you can subtract they can subtract
Forma com V-ing
I can be subtracting you can be subtracting he can be subtracting we can be subtracting you can be subtracting they can be subtracting
Perfeito
I can have subtracted you can have subtracted he can have subtracted we can have subtracted you can have subtracted they can have subtracted
Perfeito com V-ing
I can have been subtracting you can have been subtracting he can have been subtracting we can have been subtracting you can have been subtracting they can have been subtracting
Negação
Forma simple
I can't subtract you can't subtract he can't subtract we can't subtract you can't subtract they can't subtract
Forma com V-ing
I can't be subtracting you can't be subtracting he can't be subtracting we can't be subtracting you can't be subtracting they can't be subtracting
Perfeito
I can't have subtracted you can't have subtracted he can't have subtracted we can't have subtracted you can't have subtracted they can't have subtracted
Perfeito com V-ing
I can't have been subtracting you can't have been subtracting he can't have been subtracting we can't have been subtracting you can't have been subtracting they can't have been subtracting
Forma interrogativa
Forma simple
can I subtract? can you subtract? can he subtract? can we subtract? can you subtract? can they subtract?
Forma com V-ing
can I be subtracting? can you be subtracting? can he be subtracting? can we be subtracting? can you be subtracting? can they be subtracting?
Perfeito
can I have subtracted? can you have subtracted? can he have subtracted? can we have subtracted? can you have subtracted? can they have subtracted?
Perfeito com V-ing
can I have been subtracting? can you have been subtracting? can he have been subtracting? can we have been subtracting? can you have been subtracting? can they have been subtracting?
Forma interro-Negação
Forma simple
can't I subtract? can't you subtract? can't he subtract? can't we subtract? can't you subtract? can't they subtract?
Forma com V-ing
can't I be subtracting? can't you be subtracting? can't he be subtracting? can't we be subtracting? can't you be subtracting? can't they be subtracting?
Perfeito
can't I have subtracted? can't you have subtracted? can't he have subtracted? can't we have subtracted? can't you have subtracted? can't they have subtracted?
Perfeito com V-ing
can't I have been subtracting? can't you have been subtracting? can't he have been subtracting? can't we have been subtracting? can't you have been subtracting? can't they have been subtracting?