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