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