Verbo regular: subtract - subtracted - subtracted
Forma simple | Forma con V-ing |
I could subtract you could subtract she could subtract we could subtract you could subtract they could subtract | I could be subtracting you could be subtracting she could be subtracting we could be subtracting you could be subtracting they could be subtracting |
Perfecto | Perfecto con V-ing |
I could have subtracted you could have subtracted she could have subtracted we could have subtracted you could have subtracted they could have subtracted | I could have been subtracting you could have been subtracting she could have been subtracting we could have been subtracting you could have been subtracting they could have been subtracting |
Forma simple | Forma con V-ing |
I could not subtract you could not subtract she could not subtract we could not subtract you could not subtract they could not subtract | I could not be subtracting you could not be subtracting she could not be subtracting we could not be subtracting you could not be subtracting they could not be subtracting |
Perfecto | Perfecto con V-ing |
I could not have subtracted you could not have subtracted she could not have subtracted we could not have subtracted you could not have subtracted they could not have subtracted | I could not have been subtracting you could not have been subtracting she could not have been subtracting we could not have been subtracting you could not have been subtracting they could not have been subtracting |
Forma simple | Forma con V-ing |
could I subtract? could you subtract? could she subtract? could we subtract? could you subtract? could they subtract? | could I be subtracting? could you be subtracting? could she be subtracting? could we be subtracting? could you be subtracting? could they be subtracting? |
Perfecto | Perfecto con V-ing |
could I have subtracted? could you have subtracted? could she have subtracted? could we have subtracted? could you have subtracted? could they have subtracted? | could I have been subtracting? could you have been subtracting? could she have been subtracting? could we have been subtracting? could you have been subtracting? could they have been subtracting? |
Forma simple | Forma con V-ing |
could I not subtract? could you not subtract? could she not subtract? could we not subtract? could you not subtract? could they not subtract? | could I not be subtracting? could you not be subtracting? could she not be subtracting? could we not be subtracting? could you not be subtracting? could they not be subtracting? |
Perfecto | Perfecto con V-ing |
could I not have subtracted? could you not have subtracted? could she not have subtracted? could we not have subtracted? could you not have subtracted? could they not have subtracted? | could I not have been subtracting? could you not have been subtracting? could she not have been subtracting? could we not have been subtracting? could you not have been subtracting? could they not have been subtracting? |