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