Verbo regular: undertain - undertained - undertained
Forma simple | Forma con V-ing |
I could undertain you could undertain she could undertain we could undertain you could undertain they could undertain | I could be undertaining you could be undertaining she could be undertaining we could be undertaining you could be undertaining they could be undertaining |
Perfecto | Perfecto con V-ing |
I could have undertained you could have undertained she could have undertained we could have undertained you could have undertained they could have undertained | I could have been undertaining you could have been undertaining she could have been undertaining we could have been undertaining you could have been undertaining they could have been undertaining |
Forma simple | Forma con V-ing |
I couldn't undertain you couldn't undertain she couldn't undertain we couldn't undertain you couldn't undertain they couldn't undertain | I couldn't be undertaining you couldn't be undertaining she couldn't be undertaining we couldn't be undertaining you couldn't be undertaining they couldn't be undertaining |
Perfecto | Perfecto con V-ing |
I couldn't have undertained you couldn't have undertained she couldn't have undertained we couldn't have undertained you couldn't have undertained they couldn't have undertained | I couldn't have been undertaining you couldn't have been undertaining she couldn't have been undertaining we couldn't have been undertaining you couldn't have been undertaining they couldn't have been undertaining |
Forma simple | Forma con V-ing |
could I undertain? could you undertain? could she undertain? could we undertain? could you undertain? could they undertain? | could I be undertaining? could you be undertaining? could she be undertaining? could we be undertaining? could you be undertaining? could they be undertaining? |
Perfecto | Perfecto con V-ing |
could I have undertained? could you have undertained? could she have undertained? could we have undertained? could you have undertained? could they have undertained? | could I have been undertaining? could you have been undertaining? could she have been undertaining? could we have been undertaining? could you have been undertaining? could they have been undertaining? |
Forma simple | Forma con V-ing |
couldn't I undertain? couldn't you undertain? couldn't she undertain? couldn't we undertain? couldn't you undertain? couldn't they undertain? | couldn't I be undertaining? couldn't you be undertaining? couldn't she be undertaining? couldn't we be undertaining? couldn't you be undertaining? couldn't they be undertaining? |
Perfecto | Perfecto con V-ing |
couldn't I have undertained? couldn't you have undertained? couldn't she have undertained? couldn't we have undertained? couldn't you have undertained? couldn't they have undertained? | couldn't I have been undertaining? couldn't you have been undertaining? couldn't she have been undertaining? couldn't we have been undertaining? couldn't you have been undertaining? couldn't they have been undertaining? |