I could infuse you could infuse she could infuse we could infuse you could infuse they could infuse
Forma con V-ing
I could be infusing you could be infusing she could be infusing we could be infusing you could be infusing they could be infusing
Perfecto
I could have infused you could have infused she could have infused we could have infused you could have infused they could have infused
Perfecto con V-ing
I could have been infusing you could have been infusing she could have been infusing we could have been infusing you could have been infusing they could have been infusing
Negación
Forma simple
I couldn't infuse you couldn't infuse she couldn't infuse we couldn't infuse you couldn't infuse they couldn't infuse
Forma con V-ing
I couldn't be infusing you couldn't be infusing she couldn't be infusing we couldn't be infusing you couldn't be infusing they couldn't be infusing
Perfecto
I couldn't have infused you couldn't have infused she couldn't have infused we couldn't have infused you couldn't have infused they couldn't have infused
Perfecto con V-ing
I couldn't have been infusing you couldn't have been infusing she couldn't have been infusing we couldn't have been infusing you couldn't have been infusing they couldn't have been infusing
Forma interrogativa
Forma simple
could I infuse? could you infuse? could she infuse? could we infuse? could you infuse? could they infuse?
Forma con V-ing
could I be infusing? could you be infusing? could she be infusing? could we be infusing? could you be infusing? could they be infusing?
Perfecto
could I have infused? could you have infused? could she have infused? could we have infused? could you have infused? could they have infused?
Perfecto con V-ing
could I have been infusing? could you have been infusing? could she have been infusing? could we have been infusing? could you have been infusing? could they have been infusing?
Forma interro-negativa
Forma simple
couldn't I infuse? couldn't you infuse? couldn't she infuse? couldn't we infuse? couldn't you infuse? couldn't they infuse?
Forma con V-ing
couldn't I be infusing? couldn't you be infusing? couldn't she be infusing? couldn't we be infusing? couldn't you be infusing? couldn't they be infusing?
Perfecto
couldn't I have infused? couldn't you have infused? couldn't she have infused? couldn't we have infused? couldn't you have infused? couldn't they have infused?
Perfecto con V-ing
couldn't I have been infusing? couldn't you have been infusing? couldn't she have been infusing? couldn't we have been infusing? couldn't you have been infusing? couldn't they have been infusing?