Verbo regular: screen - screened - screened
Forma simple | Forma con V-ing |
I could screen you could screen he could screen we could screen you could screen they could screen | I could be screening you could be screening he could be screening we could be screening you could be screening they could be screening |
Perfecto | Perfecto con V-ing |
I could have screened you could have screened he could have screened we could have screened you could have screened they could have screened | I could have been screening you could have been screening he could have been screening we could have been screening you could have been screening they could have been screening |
Forma simple | Forma con V-ing |
I couldn't screen you couldn't screen he couldn't screen we couldn't screen you couldn't screen they couldn't screen | I couldn't be screening you couldn't be screening he couldn't be screening we couldn't be screening you couldn't be screening they couldn't be screening |
Perfecto | Perfecto con V-ing |
I couldn't have screened you couldn't have screened he couldn't have screened we couldn't have screened you couldn't have screened they couldn't have screened | I couldn't have been screening you couldn't have been screening he couldn't have been screening we couldn't have been screening you couldn't have been screening they couldn't have been screening |
Forma simple | Forma con V-ing |
could I screen? could you screen? could he screen? could we screen? could you screen? could they screen? | could I be screening? could you be screening? could he be screening? could we be screening? could you be screening? could they be screening? |
Perfecto | Perfecto con V-ing |
could I have screened? could you have screened? could he have screened? could we have screened? could you have screened? could they have screened? | could I have been screening? could you have been screening? could he have been screening? could we have been screening? could you have been screening? could they have been screening? |
Forma simple | Forma con V-ing |
couldn't I screen? couldn't you screen? couldn't he screen? couldn't we screen? couldn't you screen? couldn't they screen? | couldn't I be screening? couldn't you be screening? couldn't he be screening? couldn't we be screening? couldn't you be screening? couldn't they be screening? |
Perfecto | Perfecto con V-ing |
couldn't I have screened? couldn't you have screened? couldn't he have screened? couldn't we have screened? couldn't you have screened? couldn't they have screened? | couldn't I have been screening? couldn't you have been screening? couldn't he have been screening? couldn't we have been screening? couldn't you have been screening? couldn't they have been screening? |