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