I could bask you could bask he could bask we could bask you could bask they could bask
Forma con V-ing
I could be basking you could be basking he could be basking we could be basking you could be basking they could be basking
Perfecto
I could have basked you could have basked he could have basked we could have basked you could have basked they could have basked
Perfecto con V-ing
I could have been basking you could have been basking he could have been basking we could have been basking you could have been basking they could have been basking
Negación
Forma simple
I couldn't bask you couldn't bask he couldn't bask we couldn't bask you couldn't bask they couldn't bask
Forma con V-ing
I couldn't be basking you couldn't be basking he couldn't be basking we couldn't be basking you couldn't be basking they couldn't be basking
Perfecto
I couldn't have basked you couldn't have basked he couldn't have basked we couldn't have basked you couldn't have basked they couldn't have basked
Perfecto con V-ing
I couldn't have been basking you couldn't have been basking he couldn't have been basking we couldn't have been basking you couldn't have been basking they couldn't have been basking
Forma interrogativa
Forma simple
could I bask? could you bask? could he bask? could we bask? could you bask? could they bask?
Forma con V-ing
could I be basking? could you be basking? could he be basking? could we be basking? could you be basking? could they be basking?
Perfecto
could I have basked? could you have basked? could he have basked? could we have basked? could you have basked? could they have basked?
Perfecto con V-ing
could I have been basking? could you have been basking? could he have been basking? could we have been basking? could you have been basking? could they have been basking?
Forma interro-negativa
Forma simple
couldn't I bask? couldn't you bask? couldn't he bask? couldn't we bask? couldn't you bask? couldn't they bask?
Forma con V-ing
couldn't I be basking? couldn't you be basking? couldn't he be basking? couldn't we be basking? couldn't you be basking? couldn't they be basking?
Perfecto
couldn't I have basked? couldn't you have basked? couldn't he have basked? couldn't we have basked? couldn't you have basked? couldn't they have basked?
Perfecto con V-ing
couldn't I have been basking? couldn't you have been basking? couldn't he have been basking? couldn't we have been basking? couldn't you have been basking? couldn't they have been basking?