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