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